./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-92.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/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_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-92.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/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_684b73a4-bd98-4111-9461-a795ba5ef33f/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 d52da112b6c70caf5a0051f5b07592777e147cdc0a968527b7dd1b58dd51c406 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:42:05,693 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:42:05,788 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:42:05,796 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:42:05,797 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:42:05,832 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:42:05,833 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:42:05,834 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:42:05,835 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:42:05,837 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:42:05,838 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:42:05,838 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:42:05,838 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:42:05,839 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:42:05,842 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:42:05,843 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:42:05,843 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:42:05,844 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:42:05,844 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:42:05,844 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:42:05,845 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:42:05,845 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:42:05,845 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:42:05,846 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:42:05,846 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:42:05,846 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:42:05,847 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:42:05,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:42:05,847 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:42:05,848 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:42:05,848 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:42:05,848 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:42:05,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:42:05,849 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_684b73a4-bd98-4111-9461-a795ba5ef33f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d52da112b6c70caf5a0051f5b07592777e147cdc0a968527b7dd1b58dd51c406 [2024-11-08 23:42:06,147 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:42:06,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:42:06,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:42:06,184 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:42:06,184 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:42:06,186 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-92.i Unable to find full path for "g++" [2024-11-08 23:42:08,284 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:42:08,474 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:42:08,474 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-92.i [2024-11-08 23:42:08,484 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/data/70fc32802/554e6e50253d4159a348fc5cae4bbdf3/FLAG20c6cb8b9 [2024-11-08 23:42:08,857 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/data/70fc32802/554e6e50253d4159a348fc5cae4bbdf3 [2024-11-08 23:42:08,860 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:42:08,862 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:42:08,863 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:42:08,863 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:42:08,869 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:42:08,869 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:42:08" (1/1) ... [2024-11-08 23:42:08,871 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c190a3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:08, skipping insertion in model container [2024-11-08 23:42:08,871 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:42:08" (1/1) ... [2024-11-08 23:42:08,908 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:42:09,074 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_684b73a4-bd98-4111-9461-a795ba5ef33f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-92.i[915,928] [2024-11-08 23:42:09,122 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:42:09,138 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:42:09,151 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_684b73a4-bd98-4111-9461-a795ba5ef33f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-92.i[915,928] [2024-11-08 23:42:09,171 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:42:09,188 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:42:09,188 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09 WrapperNode [2024-11-08 23:42:09,189 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:42:09,190 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:42:09,190 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:42:09,190 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:42:09,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,207 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,234 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 135 [2024-11-08 23:42:09,235 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:42:09,236 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:42:09,236 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:42:09,236 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:42:09,246 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,249 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,256 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,261 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,262 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,264 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,266 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:42:09,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:42:09,268 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:42:09,268 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:42:09,269 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:09" (1/1) ... [2024-11-08 23:42:09,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:42:09,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:42:09,305 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:42:09,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:42:09,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:42:09,342 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:42:09,342 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:42:09,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:42:09,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:42:09,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:42:09,439 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:42:09,441 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:42:09,805 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:42:09,805 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:42:10,043 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:42:10,045 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:42:10,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:42:10 BoogieIcfgContainer [2024-11-08 23:42:10,046 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:42:10,046 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:42:10,047 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:42:10,058 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:42:10,058 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:42:10" (1/1) ... [2024-11-08 23:42:10,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:42:10,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:10,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2024-11-08 23:42:10,124 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2024-11-08 23:42:10,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:42:10,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:10,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:42:10,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:42:10,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:42:10,586 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:42:10,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:42:10,714 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:42:10,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:42:10 ImpRootNode [2024-11-08 23:42:10,805 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:42:10,805 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:42:10,805 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:42:10,806 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:42:10,806 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:42:10" (3/4) ... [2024-11-08 23:42:10,808 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:42:10,809 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:42:10,810 INFO L158 Benchmark]: Toolchain (without parser) took 1948.35ms. Allocated memory was 127.9MB in the beginning and 167.8MB in the end (delta: 39.8MB). Free memory was 90.4MB in the beginning and 79.2MB in the end (delta: 11.2MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. [2024-11-08 23:42:10,810 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 127.9MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:42:10,811 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.07ms. Allocated memory is still 127.9MB. Free memory was 90.4MB in the beginning and 76.3MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:42:10,812 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.32ms. Allocated memory is still 127.9MB. Free memory was 76.0MB in the beginning and 73.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:42:10,812 INFO L158 Benchmark]: Boogie Preprocessor took 31.20ms. Allocated memory is still 127.9MB. Free memory was 73.9MB in the beginning and 72.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:42:10,813 INFO L158 Benchmark]: RCFGBuilder took 778.36ms. Allocated memory was 127.9MB in the beginning and 167.8MB in the end (delta: 39.8MB). Free memory was 72.4MB in the beginning and 110.6MB in the end (delta: -38.2MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2024-11-08 23:42:10,814 INFO L158 Benchmark]: CodeCheck took 758.29ms. Allocated memory is still 167.8MB. Free memory was 110.6MB in the beginning and 80.2MB in the end (delta: 30.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-08 23:42:10,814 INFO L158 Benchmark]: Witness Printer took 3.94ms. Allocated memory is still 167.8MB. Free memory was 80.2MB in the beginning and 79.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:42:10,817 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, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 64 NumberOfCodeBlocks, 64 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 95, overapproximation of someBinaryFLOATComparisonOperation at line 95, overapproximation of bitwiseAnd at line 40. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 32; [L23] signed char var_1_2 = 2; [L24] signed char var_1_3 = 8; [L25] signed char var_1_4 = 0; [L26] signed char var_1_5 = 32; [L27] signed char var_1_6 = 10; [L28] double var_1_7 = 1000000.625; [L29] double var_1_8 = 16.65; [L30] signed char var_1_9 = 25; [L31] unsigned char var_1_10 = 0; [L32] unsigned char var_1_11 = 0; [L33] float var_1_12 = 0.25; [L34] unsigned short int var_1_13 = 54726; [L99] isInitial = 1 [L100] FCALL initially() [L101] COND TRUE 1 [L102] FCALL updateLastVariables() [L103] CALL updateVariables() [L65] var_1_2 = __VERIFIER_nondet_char() [L66] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=8, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=8, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L67] CALL assume_abort_if_not(var_1_2 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=8, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_2 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=8, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L68] var_1_3 = __VERIFIER_nondet_char() [L69] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L70] CALL assume_abort_if_not(var_1_3 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_3 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L71] var_1_4 = __VERIFIER_nondet_char() [L72] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L73] CALL assume_abort_if_not(var_1_4 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_4 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L74] var_1_5 = __VERIFIER_nondet_char() [L75] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L76] CALL assume_abort_if_not(var_1_5 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_5 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L77] var_1_6 = __VERIFIER_nondet_char() [L78] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=63, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=63, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L79] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=63, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=63, var_1_7=8000005/8, var_1_8=333/20, var_1_9=25] [L80] var_1_8 = __VERIFIER_nondet_double() [L81] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=63, var_1_7=8000005/8, var_1_9=25] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=63, var_1_7=8000005/8, var_1_9=25] [L82] var_1_10 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=63, var_1_7=8000005/8, var_1_9=25] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=63, var_1_7=8000005/8, var_1_9=25] [L84] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=63, var_1_7=8000005/8, var_1_9=25] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=63, var_1_7=8000005/8, var_1_9=25] [L85] var_1_11 = __VERIFIER_nondet_uchar() [L86] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=63, var_1_7=8000005/8, var_1_9=25] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=63, var_1_7=8000005/8, var_1_9=25] [L87] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=63, var_1_7=8000005/8, var_1_9=25] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=1/4, var_1_13=54726, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=63, var_1_7=8000005/8, var_1_9=25] [L88] var_1_13 = __VERIFIER_nondet_ushort() [L89] CALL assume_abort_if_not(var_1_13 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=1/4, var_1_13=32767, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=63, var_1_7=8000005/8, var_1_9=25] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_13 >= 32767) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=1/4, var_1_13=32767, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=63, var_1_7=8000005/8, var_1_9=25] [L90] CALL assume_abort_if_not(var_1_13 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=1/4, var_1_13=32767, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=63, var_1_7=8000005/8, var_1_9=25] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_13 <= 65535) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=1/4, var_1_13=32767, var_1_1=32, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=63, var_1_7=8000005/8, var_1_9=25] [L103] RET updateVariables() [L104] CALL step() [L38] var_1_1 = ((var_1_2 + var_1_3) - ((((var_1_4) > ((var_1_5 + var_1_6))) ? (var_1_4) : ((var_1_5 + var_1_6))))) [L39] signed char stepLocal_0 = var_1_4; [L40] EXPR var_1_6 & var_1_3 [L40] COND TRUE ((~ var_1_5) * (var_1_6 & var_1_3)) >= stepLocal_0 [L41] var_1_7 = var_1_8 [L43] unsigned char stepLocal_1 = var_1_10; [L44] COND TRUE stepLocal_1 && var_1_11 [L45] var_1_9 = (var_1_3 - var_1_2) [L47] signed long int stepLocal_4 = var_1_13 - var_1_5; [L48] unsigned char stepLocal_3 = var_1_10; [L49] unsigned char stepLocal_2 = var_1_10; [L50] COND TRUE var_1_11 || stepLocal_3 [L51] COND TRUE stepLocal_2 || (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))) < 32) [L52] COND FALSE !(stepLocal_4 < var_1_2) [L55] var_1_12 = var_1_8 [L104] RET step() [L105] CALL, EXPR property() [L95] EXPR (var_1_1 == ((signed char) ((var_1_2 + var_1_3) - ((((var_1_4) > ((var_1_5 + var_1_6))) ? (var_1_4) : ((var_1_5 + var_1_6))))))) && ((((~ var_1_5) * (var_1_6 & var_1_3)) >= var_1_4) ? (var_1_7 == ((double) var_1_8)) : 1) [L95] EXPR var_1_6 & var_1_3 [L95] EXPR (var_1_1 == ((signed char) ((var_1_2 + var_1_3) - ((((var_1_4) > ((var_1_5 + var_1_6))) ? (var_1_4) : ((var_1_5 + var_1_6))))))) && ((((~ var_1_5) * (var_1_6 & var_1_3)) >= var_1_4) ? (var_1_7 == ((double) var_1_8)) : 1) [L95-L96] return (((var_1_1 == ((signed char) ((var_1_2 + var_1_3) - ((((var_1_4) > ((var_1_5 + var_1_6))) ? (var_1_4) : ((var_1_5 + var_1_6))))))) && ((((~ var_1_5) * (var_1_6 & var_1_3)) >= var_1_4) ? (var_1_7 == ((double) var_1_8)) : 1)) && ((var_1_10 && var_1_11) ? (var_1_9 == ((signed char) (var_1_3 - var_1_2))) : 1)) && ((var_1_11 || var_1_10) ? ((var_1_10 || (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))) < 32)) ? (((var_1_13 - var_1_5) < var_1_2) ? (var_1_12 == ((float) var_1_8)) : (var_1_12 == ((float) var_1_8))) : (var_1_12 == ((float) var_1_8))) : (var_1_12 == ((float) var_1_8))) ; [L105] RET, EXPR property() [L105] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=2, var_1_13=32767, var_1_1=0, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=63, var_1_7=2, var_1_8=2, var_1_9=60] [L19] reach_error() VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=2, var_1_13=32767, var_1_1=0, var_1_2=2, var_1_3=62, var_1_4=0, var_1_5=1, var_1_6=63, var_1_7=2, var_1_8=2, var_1_9=60] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 127.9MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.07ms. Allocated memory is still 127.9MB. Free memory was 90.4MB in the beginning and 76.3MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.32ms. Allocated memory is still 127.9MB. Free memory was 76.0MB in the beginning and 73.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.20ms. Allocated memory is still 127.9MB. Free memory was 73.9MB in the beginning and 72.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 778.36ms. Allocated memory was 127.9MB in the beginning and 167.8MB in the end (delta: 39.8MB). Free memory was 72.4MB in the beginning and 110.6MB in the end (delta: -38.2MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * CodeCheck took 758.29ms. Allocated memory is still 167.8MB. Free memory was 110.6MB in the beginning and 80.2MB in the end (delta: 30.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Witness Printer took 3.94ms. Allocated memory is still 167.8MB. Free memory was 80.2MB in the beginning and 79.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:42:10,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/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_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/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_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-92.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/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_684b73a4-bd98-4111-9461-a795ba5ef33f/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 d52da112b6c70caf5a0051f5b07592777e147cdc0a968527b7dd1b58dd51c406 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:42:13,221 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:42:13,330 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:42:13,375 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:42:13,376 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:42:13,377 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:42:13,378 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:42:13,379 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:42:13,380 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:42:13,380 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:42:13,381 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:42:13,381 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:42:13,381 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:42:13,382 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:42:13,382 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:42:13,383 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:42:13,385 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:42:13,388 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:42:13,388 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:42:13,389 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:42:13,389 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:42:13,389 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:42:13,390 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:42:13,390 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:42:13,391 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:42:13,391 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:42:13,391 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:42:13,391 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:42:13,392 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:42:13,392 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:42:13,393 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:42:13,394 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:42:13,395 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:42:13,396 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:42:13,396 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:42:13,396 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:42:13,396 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_684b73a4-bd98-4111-9461-a795ba5ef33f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d52da112b6c70caf5a0051f5b07592777e147cdc0a968527b7dd1b58dd51c406 [2024-11-08 23:42:13,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:42:13,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:42:13,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:42:13,858 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:42:13,859 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:42:13,860 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-92.i Unable to find full path for "g++" [2024-11-08 23:42:15,913 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:42:16,150 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:42:16,151 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-92.i [2024-11-08 23:42:16,159 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/data/e91e829b6/61d0b8e90dcb4ed68c73a849cbd81cae/FLAGc7ba40fa8 [2024-11-08 23:42:16,176 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/data/e91e829b6/61d0b8e90dcb4ed68c73a849cbd81cae [2024-11-08 23:42:16,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:42:16,180 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:42:16,181 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:42:16,181 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:42:16,186 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:42:16,186 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:42:16" (1/1) ... [2024-11-08 23:42:16,188 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b9e8f76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:16, skipping insertion in model container [2024-11-08 23:42:16,188 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:42:16" (1/1) ... [2024-11-08 23:42:16,213 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:42:16,395 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_684b73a4-bd98-4111-9461-a795ba5ef33f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-92.i[915,928] [2024-11-08 23:42:16,466 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:42:16,489 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:42:16,507 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_684b73a4-bd98-4111-9461-a795ba5ef33f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-92.i[915,928] [2024-11-08 23:42:16,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:42:16,568 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:42:16,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:16 WrapperNode [2024-11-08 23:42:16,569 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:42:16,570 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:42:16,570 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:42:16,571 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:42:16,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:16" (1/1) ... [2024-11-08 23:42:16,591 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:16" (1/1) ... [2024-11-08 23:42:16,628 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 107 [2024-11-08 23:42:16,629 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:42:16,629 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:42:16,630 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:42:16,630 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:42:16,640 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:16" (1/1) ... [2024-11-08 23:42:16,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:16" (1/1) ... [2024-11-08 23:42:16,666 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:16" (1/1) ... [2024-11-08 23:42:16,667 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:16" (1/1) ... [2024-11-08 23:42:16,681 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:16" (1/1) ... [2024-11-08 23:42:16,688 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:16" (1/1) ... [2024-11-08 23:42:16,694 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:16" (1/1) ... [2024-11-08 23:42:16,695 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:16" (1/1) ... [2024-11-08 23:42:16,702 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:42:16,703 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:42:16,703 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:42:16,703 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:42:16,704 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:42:16" (1/1) ... [2024-11-08 23:42:16,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:42:16,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:42:16,749 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:42:16,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:42:16,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:42:16,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:42:16,788 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:42:16,788 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:42:16,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:42:16,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:42:16,907 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:42:16,910 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:42:17,651 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-08 23:42:17,652 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:42:17,761 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:42:17,761 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:42:17,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:42:17 BoogieIcfgContainer [2024-11-08 23:42:17,762 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:42:17,763 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:42:17,763 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:42:17,774 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:42:17,775 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:42:17" (1/1) ... [2024-11-08 23:42:17,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:42:17,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:17,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2024-11-08 23:42:17,845 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2024-11-08 23:42:17,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:42:17,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:17,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:42:17,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:42:17,862 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:42:17,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:42:18,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:18,346 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:42:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:18,645 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 23:42:18,657 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:42:34,278 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:42:34,287 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:42:36,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:36,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 57 states and 90 transitions. [2024-11-08 23:42:36,520 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 90 transitions. [2024-11-08 23:42:36,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:42:36,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:36,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:42:36,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:42:36,526 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:42:36,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:42:36,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:36,958 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:42:37,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:37,091 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:42:37,095 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:42:46,554 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:42:46,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:42:48,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:48,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 64 states and 158 transitions. [2024-11-08 23:42:48,182 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 158 transitions. [2024-11-08 23:42:48,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:42:48,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:48,186 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:42:48,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:42:48,189 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:42:48,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:42:48,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:48,624 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:42:48,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:48,858 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:42:48,862 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:42:56,473 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:42:56,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 23:42:57,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:57,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 76 states and 162 transitions. [2024-11-08 23:42:57,026 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 162 transitions. [2024-11-08 23:42:57,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:42:57,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:57,029 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:42:57,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:42:57,033 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:42:57,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 23:42:57,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:57,469 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:42:57,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:57,616 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:42:57,620 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:43:05,094 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:43:05,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 23:43:05,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:43:05,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 76 states and 162 transitions. [2024-11-08 23:43:05,260 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 162 transitions. [2024-11-08 23:43:05,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:43:05,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:43:05,263 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:43:05,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:43:05,266 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:43:05,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 23:43:05,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:43:05,709 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:43:05,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:43:05,960 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 23:43:05,962 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:43:16,442 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:43:16,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 23:43:16,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:43:16,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 76 states and 162 transitions. [2024-11-08 23:43:16,744 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 162 transitions. [2024-11-08 23:43:16,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:43:16,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:43:16,747 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:43:16,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:43:16,752 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:43:16,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 23:43:17,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:43:17,240 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:43:17,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:43:17,361 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:43:17,364 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:43:24,537 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:43:24,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-08 23:43:25,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:43:25,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 76 states and 162 transitions. [2024-11-08 23:43:25,303 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 162 transitions. [2024-11-08 23:43:25,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:43:25,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:43:25,305 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:43:25,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:43:25,309 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:43:25,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 23:43:25,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:43:25,711 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:43:25,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:43:25,826 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:43:25,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:43:33,249 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:43:33,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-08 23:43:33,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:43:33,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 76 states and 162 transitions. [2024-11-08 23:43:33,982 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 162 transitions. [2024-11-08 23:43:33,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:43:33,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:43:33,984 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:43:33,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:43:33,990 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:43:33,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 23:43:34,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:43:34,456 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:43:34,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:43:34,674 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:43:34,676 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:43:42,903 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:43:42,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-08 23:43:43,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:43:43,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 76 states and 162 transitions. [2024-11-08 23:43:43,706 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 162 transitions. [2024-11-08 23:43:43,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:43:43,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:43:43,708 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:43:43,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:43:43,710 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:43:43,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 23:43:44,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:43:44,137 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:43:44,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:43:44,298 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:43:44,301 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:43:51,607 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:43:51,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-08 23:43:51,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:43:51,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 76 states and 162 transitions. [2024-11-08 23:43:51,661 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 162 transitions. [2024-11-08 23:43:51,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:43:51,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:43:51,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:43:51,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:43:51,668 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:43:51,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 23:43:52,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:43:52,137 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:43:52,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:43:52,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 23:43:52,264 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:44:02,544 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:44:02,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-08 23:44:05,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:44:05,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:44:05,363 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:44:05,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:44:05,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:44:05,365 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:44:05,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:44:05,368 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:44:05,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 23:44:05,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:05,766 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:44:05,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:05,946 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:44:05,948 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:44:13,511 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:44:13,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-08 23:44:14,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:44:14,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:44:14,252 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:44:14,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:44:14,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:44:14,254 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:44:14,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:44:14,259 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:44:14,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-08 23:44:14,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:14,722 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:44:14,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:14,904 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:44:14,907 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:44:22,178 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:44:22,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-08 23:44:22,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:44:22,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:44:22,987 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:44:22,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:44:22,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:44:22,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:44:22,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:44:22,994 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:44:22,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-08 23:44:23,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:23,415 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:44:23,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:23,563 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:44:23,565 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:44:31,606 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:44:31,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-08 23:44:31,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:44:31,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:44:31,648 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:44:31,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:44:31,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:44:31,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:44:31,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:44:31,654 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:44:31,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-08 23:44:32,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:32,069 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:44:32,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:32,381 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:44:32,383 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:44:40,524 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:44:40,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-08 23:44:41,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:44:41,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:44:41,270 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:44:41,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:44:41,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:44:41,271 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:44:41,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:44:41,274 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:44:41,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-08 23:44:41,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:41,687 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:44:41,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:41,795 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:44:41,797 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:44:49,484 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:44:49,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-08 23:44:50,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:44:50,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:44:50,232 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:44:50,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:44:50,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:44:50,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:44:50,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:44:50,234 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:44:50,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-08 23:44:50,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:50,639 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:44:50,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:50,869 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:44:50,871 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:44:58,479 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:44:58,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-08 23:44:58,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:44:58,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:44:58,517 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:44:58,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:44:58,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:44:58,518 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:44:58,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:44:58,522 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:44:58,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-08 23:44:58,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:58,981 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:44:59,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:59,111 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:44:59,113 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:06,837 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:45:06,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-08 23:45:07,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:07,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:45:07,614 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:45:07,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:45:07,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:07,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:07,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:45:07,619 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:45:07,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-08 23:45:08,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:08,042 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:45:08,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:08,181 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:45:08,183 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:16,036 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:45:16,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-08 23:45:16,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:16,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:45:16,080 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:45:16,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:45:16,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:16,081 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:16,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:45:16,085 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:45:16,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-08 23:45:16,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:16,545 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:45:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:16,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:45:16,732 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:25,482 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:45:25,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-08 23:45:25,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:25,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:45:25,525 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:45:25,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:45:25,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:25,525 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:25,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:45:25,527 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:45:25,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-08 23:45:25,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:25,971 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:45:26,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:26,249 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:45:26,250 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:34,074 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:45:34,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2024-11-08 23:45:34,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:34,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:45:34,114 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:45:34,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:45:34,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:34,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:34,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:45:34,120 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:45:34,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-08 23:45:34,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:34,641 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:45:34,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:34,898 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:45:34,899 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:42,687 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:45:42,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-08 23:45:42,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:42,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:45:42,756 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:45:42,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:45:42,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:42,761 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:42,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:45:42,762 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:45:42,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-08 23:45:43,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:43,190 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:45:43,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:43,445 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:45:43,447 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:51,069 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:45:51,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-08 23:45:51,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:51,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:45:51,118 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:45:51,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:45:51,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:45:51,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:45:51,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:45:51,120 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:45:51,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-08 23:45:51,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:51,541 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:45:51,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:45:51,748 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:45:51,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:45:59,956 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:45:59,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2024-11-08 23:45:59,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:45:59,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:45:59,999 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:46:00,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:46:00,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:00,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:46:00,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:46:00,003 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:46:00,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-08 23:46:00,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:00,440 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:46:00,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:00,709 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:46:00,711 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:46:09,036 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:46:09,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2024-11-08 23:46:09,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:09,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:46:09,804 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:46:09,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:46:09,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:09,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:46:09,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:46:09,808 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:46:09,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-08 23:46:10,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:10,236 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:46:10,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:10,344 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:46:10,346 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:46:18,719 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:46:18,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2024-11-08 23:46:19,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:19,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:46:19,504 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:46:19,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:46:19,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:19,505 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:46:19,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:46:19,508 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:46:19,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-08 23:46:19,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:19,911 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:46:20,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:20,068 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:46:20,070 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:46:27,507 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:46:27,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-08 23:46:28,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:28,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:46:28,386 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:46:28,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:46:28,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:28,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:46:28,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:46:28,388 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:46:28,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-08 23:46:28,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:28,808 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:46:28,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:28,930 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:46:28,933 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:46:36,690 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:46:36,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Forceful destruction successful, exit code 0 [2024-11-08 23:46:37,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:37,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:46:37,496 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:46:37,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:46:37,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:37,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:46:37,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:46:37,499 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:46:37,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-08 23:46:37,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:37,917 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:46:38,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:38,088 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:46:38,090 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:46:45,674 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:46:45,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (29)] Forceful destruction successful, exit code 0 [2024-11-08 23:46:46,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:46,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:46:46,456 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:46:46,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:46:46,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:46,457 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:46:46,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:46:46,460 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:46:46,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-08 23:46:46,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:46,872 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:46:47,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:47,108 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:46:47,110 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:46:54,998 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:46:55,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-08 23:46:55,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:46:55,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:46:55,758 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:46:55,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:46:55,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:46:55,759 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:46:55,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:46:55,762 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:46:55,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-08 23:46:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:56,172 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:46:56,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:46:56,312 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:46:56,314 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:47:03,913 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:47:03,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-11-08 23:47:04,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:04,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:47:04,679 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:47:04,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:47:04,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:04,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:47:04,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:47:04,681 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:47:04,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-08 23:47:05,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:05,100 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:47:05,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:05,304 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:47:05,306 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:47:13,047 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:47:13,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (32)] Forceful destruction successful, exit code 0 [2024-11-08 23:47:13,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:13,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:47:13,813 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:47:13,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:47:13,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:13,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:47:13,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:47:13,818 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:47:13,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-08 23:47:14,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:14,224 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:47:14,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:14,415 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:47:14,417 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:47:22,117 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:47:22,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (33)] Forceful destruction successful, exit code 0 [2024-11-08 23:47:22,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:22,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-08 23:47:22,941 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-08 23:47:22,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:47:22,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:22,942 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:47:22,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:47:22,943 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:47:22,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-08 23:47:23,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:23,349 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:47:23,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:23,468 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:47:23,469 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:47:31,892 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 137 proven. 10 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-11-08 23:47:31,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-08 23:47:36,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:36,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 100 states and 201 transitions. [2024-11-08 23:47:36,845 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 201 transitions. [2024-11-08 23:47:36,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:47:36,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:36,846 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:47:36,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:47:36,850 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:47:36,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-08 23:47:37,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:37,276 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:47:37,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:37,497 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:47:37,500 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:47:46,181 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:47:46,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (35)] Forceful destruction successful, exit code 0 [2024-11-08 23:47:46,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:46,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 100 states and 201 transitions. [2024-11-08 23:47:46,222 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 201 transitions. [2024-11-08 23:47:46,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:47:46,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:46,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:47:46,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:47:46,226 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:47:46,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-08 23:47:46,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:46,641 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:47:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:46,762 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:47:46,763 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:47:54,235 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:47:54,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (36)] Forceful destruction successful, exit code 0 [2024-11-08 23:47:54,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:54,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 100 states and 201 transitions. [2024-11-08 23:47:54,282 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 201 transitions. [2024-11-08 23:47:54,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:47:54,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:54,283 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:47:54,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:47:54,286 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:47:54,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-08 23:47:54,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:54,751 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:47:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:47:54,927 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:47:54,928 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:48:03,143 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:48:03,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (37)] Forceful destruction successful, exit code 0 [2024-11-08 23:48:03,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:48:03,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 100 states and 201 transitions. [2024-11-08 23:48:03,930 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 201 transitions. [2024-11-08 23:48:03,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:48:03,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:48:03,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:48:03,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:48:03,934 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:48:03,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-08 23:48:04,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:04,349 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:48:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:04,462 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:48:04,463 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:48:12,051 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:48:12,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-11-08 23:48:12,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:48:12,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 100 states and 201 transitions. [2024-11-08 23:48:12,939 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 201 transitions. [2024-11-08 23:48:12,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:48:12,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:48:12,939 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:48:12,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:48:12,941 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:48:12,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-08 23:48:13,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:13,364 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:48:13,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:13,535 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:48:13,536 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:48:21,699 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:48:21,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-11-08 23:48:21,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:48:21,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 100 states and 201 transitions. [2024-11-08 23:48:21,748 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 201 transitions. [2024-11-08 23:48:21,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:48:21,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:48:21,749 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:48:21,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:48:21,752 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:48:21,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-08 23:48:22,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:22,164 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:48:22,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:22,347 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 23:48:22,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:48:34,864 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:48:34,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (40)] Forceful destruction successful, exit code 0 [2024-11-08 23:48:34,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:48:34,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 100 states and 201 transitions. [2024-11-08 23:48:34,893 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 201 transitions. [2024-11-08 23:48:34,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:48:34,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:48:34,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:48:34,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:48:34,897 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:48:34,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-08 23:48:35,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:35,305 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:48:35,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:35,445 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:48:35,446 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:48:43,559 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:48:43,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (41)] Forceful destruction successful, exit code 0 [2024-11-08 23:48:44,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:48:44,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 100 states and 201 transitions. [2024-11-08 23:48:44,390 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 201 transitions. [2024-11-08 23:48:44,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:48:44,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:48:44,391 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:48:44,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:48:44,394 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:48:44,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-08 23:48:45,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:45,036 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:48:45,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:45,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:48:45,226 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:48:53,778 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:48:53,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (42)] Forceful destruction successful, exit code 0 [2024-11-08 23:48:53,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:48:53,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 100 states and 201 transitions. [2024-11-08 23:48:53,828 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 201 transitions. [2024-11-08 23:48:53,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:48:53,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:48:53,829 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:48:53,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:48:53,834 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:48:53,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-08 23:48:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:54,295 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:48:54,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:48:54,515 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:48:54,517 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:49:02,643 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:49:02,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-11-08 23:49:02,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:02,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 100 states and 201 transitions. [2024-11-08 23:49:02,725 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 201 transitions. [2024-11-08 23:49:02,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:49:02,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:02,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:49:02,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:49:02,729 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:49:02,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-08 23:49:03,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:03,181 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:49:03,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:03,397 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 23:49:03,399 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:49:15,204 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:49:15,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-11-08 23:49:15,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:15,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 100 states and 201 transitions. [2024-11-08 23:49:15,242 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 201 transitions. [2024-11-08 23:49:15,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:49:15,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:15,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:49:15,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:49:15,247 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:49:15,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-08 23:49:15,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:15,700 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:49:15,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:15,870 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 23:49:15,872 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:49:27,683 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:49:27,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-11-08 23:49:27,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:27,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 100 states and 201 transitions. [2024-11-08 23:49:27,715 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 201 transitions. [2024-11-08 23:49:27,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:49:27,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:27,716 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:49:27,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:49:27,719 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:49:27,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-08 23:49:28,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:28,135 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:49:28,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:28,297 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 23:49:28,299 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:49:40,422 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:49:40,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-11-08 23:49:40,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:40,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 100 states and 201 transitions. [2024-11-08 23:49:40,451 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 201 transitions. [2024-11-08 23:49:40,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:49:40,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:40,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:49:40,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:49:40,453 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:49:40,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-08 23:49:40,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:40,867 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:49:41,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:41,119 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:49:41,120 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:49:49,722 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:49:49,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-11-08 23:49:50,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:50,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 100 states and 201 transitions. [2024-11-08 23:49:50,745 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 201 transitions. [2024-11-08 23:49:50,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:49:50,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:50,746 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:49:50,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:49:50,749 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:49:50,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-08 23:49:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:51,178 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:49:51,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:51,323 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:49:51,324 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:49:59,607 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:49:59,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-11-08 23:50:00,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:00,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 100 states and 201 transitions. [2024-11-08 23:50:00,404 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 201 transitions. [2024-11-08 23:50:00,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:50:00,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:00,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:50:00,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:50:00,408 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:50:00,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-08 23:50:00,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:00,820 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:50:00,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:00,962 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:50:00,964 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:09,806 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:50:09,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (49)] Forceful destruction successful, exit code 0 [2024-11-08 23:50:10,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:10,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 100 states and 201 transitions. [2024-11-08 23:50:10,653 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 201 transitions. [2024-11-08 23:50:10,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:50:10,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:10,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:50:10,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:50:10,654 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:50:10,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-08 23:50:11,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:11,067 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:50:11,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:11,206 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:50:11,208 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:19,552 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:50:19,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (50)] Forceful destruction successful, exit code 0 [2024-11-08 23:50:20,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:20,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 100 states and 201 transitions. [2024-11-08 23:50:20,356 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 201 transitions. [2024-11-08 23:50:20,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:50:20,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:20,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:50:20,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:50:20,360 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:50:20,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-08 23:50:20,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:20,807 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:50:20,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:20,972 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:50:20,974 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:29,373 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:50:29,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (51)] Forceful destruction successful, exit code 0 [2024-11-08 23:50:30,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:30,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 100 states and 201 transitions. [2024-11-08 23:50:30,199 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 201 transitions. [2024-11-08 23:50:30,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:50:30,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:30,200 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:50:30,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:50:30,203 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:50:30,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-08 23:50:30,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:30,732 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:50:30,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:30,905 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:50:30,906 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:39,269 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:50:39,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-11-08 23:50:40,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:40,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 100 states and 201 transitions. [2024-11-08 23:50:40,117 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 201 transitions. [2024-11-08 23:50:40,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:50:40,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:40,117 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:50:40,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:50:40,121 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:50:40,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-08 23:50:40,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:40,703 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:50:40,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:40,944 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:50:40,946 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:50:49,507 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:50:49,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-11-08 23:50:49,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:49,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 100 states and 201 transitions. [2024-11-08 23:50:49,550 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 201 transitions. [2024-11-08 23:50:49,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:50:49,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:49,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:50:49,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:50:49,554 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:50:49,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-08 23:50:49,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:49,989 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:50:50,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:50,148 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 23:50:50,149 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:51:01,382 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:51:01,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-11-08 23:51:06,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:06,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:51:06,678 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:51:06,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:51:06,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:06,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:51:06,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:51:06,681 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:51:06,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-11-08 23:51:07,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:07,101 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:51:07,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:07,365 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:51:07,368 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:51:15,384 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:51:15,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (55)] Forceful destruction successful, exit code 0 [2024-11-08 23:51:16,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:16,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:51:16,184 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:51:16,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:51:16,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:16,185 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:51:16,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:51:16,186 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:51:16,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-11-08 23:51:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:16,602 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:51:16,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:16,744 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:51:16,747 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:51:24,477 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:51:24,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (56)] Forceful destruction successful, exit code 0 [2024-11-08 23:51:25,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:25,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:51:25,268 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:51:25,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:51:25,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:25,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:51:25,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:51:25,270 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:51:25,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-11-08 23:51:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:25,678 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:51:25,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:25,900 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:51:25,903 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:51:34,706 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:51:34,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-11-08 23:51:35,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:35,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:51:35,505 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:51:35,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:51:35,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:35,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:51:35,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:51:35,507 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:51:35,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-11-08 23:51:35,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:35,929 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:51:36,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:36,203 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:51:36,205 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:51:43,998 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:51:44,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-11-08 23:51:44,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:44,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:51:44,789 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:51:44,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:51:44,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:44,789 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:51:44,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:51:44,795 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:51:44,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-11-08 23:51:45,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:45,211 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:51:45,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:45,340 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:51:45,342 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:51:53,356 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:51:53,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-11-08 23:51:54,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:54,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:51:54,156 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:51:54,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:51:54,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:54,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:51:54,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:51:54,162 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:51:54,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-11-08 23:51:54,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:54,647 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:51:54,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:54,849 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:51:54,851 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:02,633 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:52:02,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (60)] Forceful destruction successful, exit code 0 [2024-11-08 23:52:03,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:03,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:52:03,555 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:52:03,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:52:03,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:03,556 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:03,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:03,557 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:03,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-11-08 23:52:03,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:03,971 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:04,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:04,122 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 23:52:04,123 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:15,309 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:52:15,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-11-08 23:52:15,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:15,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:52:15,338 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:52:15,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:52:15,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:15,339 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:15,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:15,342 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:15,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-11-08 23:52:15,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:15,770 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:15,906 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:52:15,907 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:23,816 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:52:23,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (62)] Forceful destruction successful, exit code 0 [2024-11-08 23:52:24,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:24,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:52:24,608 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:52:24,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:52:24,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:24,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:24,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:24,612 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:24,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-11-08 23:52:25,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:25,031 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:25,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:25,143 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:52:25,144 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:33,722 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:52:33,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-11-08 23:52:34,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:34,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:52:34,549 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:52:34,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:52:34,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:34,549 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:34,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:34,552 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:34,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-11-08 23:52:34,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:34,967 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:35,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:35,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:52:35,151 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:43,635 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:52:43,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-11-08 23:52:44,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:44,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:52:44,413 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:52:44,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:52:44,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:44,414 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:44,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:44,417 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:44,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-11-08 23:52:44,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:44,876 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:45,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:45,063 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:52:45,065 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:52,736 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:52:52,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (65)] Forceful destruction successful, exit code 0 [2024-11-08 23:52:52,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:52,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:52:52,783 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:52:52,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:52:52,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:52,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:52,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:52,786 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:52,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-11-08 23:52:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:53,407 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:53,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:53,577 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:52:53,579 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:02,166 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:53:02,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (66)] Forceful destruction successful, exit code 0 [2024-11-08 23:53:02,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:02,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:53:02,222 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:53:02,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:53:02,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:02,222 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:02,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:02,223 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:02,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-11-08 23:53:02,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:02,718 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:02,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:02,975 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:53:02,976 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:10,833 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:53:10,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (67)] Forceful destruction successful, exit code 0 [2024-11-08 23:53:10,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:10,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:53:10,879 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:53:10,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:53:10,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:10,880 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:10,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:10,881 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:10,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-11-08 23:53:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:11,289 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:11,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:11,489 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:53:11,490 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:19,394 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:53:19,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (68)] Forceful destruction successful, exit code 0 [2024-11-08 23:53:20,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:20,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:53:20,199 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:53:20,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:53:20,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:20,200 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:20,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:20,201 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:20,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-11-08 23:53:20,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:20,611 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:20,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:20,855 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:53:20,856 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:28,573 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:53:28,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-11-08 23:53:29,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:29,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:53:29,386 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:53:29,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:53:29,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:29,386 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:29,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:29,387 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:29,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-11-08 23:53:29,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:29,801 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:29,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:29,928 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:53:29,930 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:38,013 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:53:38,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-11-08 23:53:38,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:38,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:53:38,820 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:53:38,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:53:38,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:38,821 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:38,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:38,824 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:38,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-11-08 23:53:39,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:39,288 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:39,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:39,595 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:53:39,597 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:47,787 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:53:47,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (71)] Forceful destruction successful, exit code 0 [2024-11-08 23:53:47,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:47,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:53:47,835 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:53:47,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:53:47,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:47,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:47,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:47,837 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:47,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-11-08 23:53:48,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:48,251 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:48,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:48,376 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:53:48,377 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:55,999 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:53:56,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (72)] Forceful destruction successful, exit code 0 [2024-11-08 23:53:56,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:56,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:53:56,048 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:53:56,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:53:56,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:56,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:56,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:56,051 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:56,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-11-08 23:53:56,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:56,585 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:56,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:56,798 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:53:56,800 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:54:04,830 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:54:04,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-11-08 23:54:04,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:04,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:54:04,880 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:54:04,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:54:04,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:04,881 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:54:04,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:54:04,882 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:54:04,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-11-08 23:54:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:05,296 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:54:05,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:05,431 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:54:05,432 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:54:13,214 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:54:13,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-11-08 23:54:13,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:13,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:54:13,262 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:54:13,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:54:13,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:13,262 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:54:13,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:54:13,263 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:54:13,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-11-08 23:54:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:13,673 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:54:13,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:13,834 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:54:13,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:54:21,970 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:54:21,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-11-08 23:54:22,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:22,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:54:22,868 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:54:22,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:54:22,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:22,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:54:22,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:54:22,870 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:54:22,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-11-08 23:54:23,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:23,291 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:54:23,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:23,415 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:54:23,416 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:54:31,700 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:54:31,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-11-08 23:54:32,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:32,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:54:32,513 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:54:32,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:54:32,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:32,514 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:54:32,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:54:32,517 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:54:32,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-11-08 23:54:32,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:32,975 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:54:33,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:33,163 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:54:33,164 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:54:41,005 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:54:41,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-11-08 23:54:41,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:41,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:54:41,800 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:54:41,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:54:41,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:41,801 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:54:41,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:54:41,802 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:54:41,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-11-08 23:54:42,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:42,220 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:54:42,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:42,350 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 23:54:42,352 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:54:53,481 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:54:53,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-11-08 23:54:53,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:53,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:54:53,511 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:54:53,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:54:53,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:53,512 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:54:53,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:54:53,513 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:54:53,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-11-08 23:54:54,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:54,031 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:54:54,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:54,215 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:54:54,216 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:02,189 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:55:02,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (79)] Forceful destruction successful, exit code 0 [2024-11-08 23:55:03,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:03,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:55:03,007 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:55:03,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:55:03,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:03,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:03,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:55:03,008 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:55:03,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-11-08 23:55:03,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:03,427 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:55:03,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:03,683 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:55:03,685 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:11,747 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:55:11,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (80)] Forceful destruction successful, exit code 0 [2024-11-08 23:55:12,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:12,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:55:12,574 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:55:12,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:55:12,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:12,575 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:12,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:55:12,578 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:55:12,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-11-08 23:55:13,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:13,062 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:55:13,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:13,196 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:55:13,197 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:21,137 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:55:21,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (81)] Forceful destruction successful, exit code 0 [2024-11-08 23:55:21,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:21,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:55:21,925 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:55:21,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:55:21,925 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:21,926 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:21,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:55:21,927 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:55:21,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-11-08 23:55:22,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:22,337 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:55:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:22,477 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:55:22,479 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:30,458 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:55:30,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-11-08 23:55:31,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:31,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:55:31,248 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:55:31,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:55:31,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:31,249 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:31,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:55:31,250 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:55:31,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-11-08 23:55:31,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:31,664 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:55:31,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:31,792 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:55:31,794 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:39,635 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:55:39,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (83)] Forceful destruction successful, exit code 0 [2024-11-08 23:55:39,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:39,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:55:39,700 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:55:39,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:55:39,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:39,701 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:39,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:55:39,704 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:55:39,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-11-08 23:55:40,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:40,118 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:55:40,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:40,365 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:55:40,367 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:48,294 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:55:48,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (84)] Forceful destruction successful, exit code 0 [2024-11-08 23:55:49,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:49,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:55:49,100 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:55:49,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:55:49,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:49,100 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:49,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:55:49,101 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:55:49,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-11-08 23:55:49,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:49,523 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:55:49,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:49,719 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:55:49,721 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:57,899 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:55:57,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (85)] Forceful destruction successful, exit code 0 [2024-11-08 23:55:57,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:57,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:55:57,948 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:55:57,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:55:57,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:57,949 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:57,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:55:57,950 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:55:57,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-11-08 23:55:58,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:58,376 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:55:58,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:58,576 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:55:58,577 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:07,187 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:56:07,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-11-08 23:56:08,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:08,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:56:08,030 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:56:08,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:56:08,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:08,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:56:08,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:56:08,032 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:56:08,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-11-08 23:56:08,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:08,451 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:56:08,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:08,572 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:56:08,574 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:17,116 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:56:17,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (87)] Forceful destruction successful, exit code 0 [2024-11-08 23:56:17,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:17,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 102 states and 223 transitions. [2024-11-08 23:56:17,176 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 223 transitions. [2024-11-08 23:56:17,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:56:17,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:17,176 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:56:17,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:56:17,177 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:56:17,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-11-08 23:56:17,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:17,605 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:56:17,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:17,866 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 23:56:17,868 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:27,920 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:56:27,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-11-08 23:56:32,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:32,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 109 states and 304 transitions. [2024-11-08 23:56:32,061 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 304 transitions. [2024-11-08 23:56:32,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:56:32,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:32,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:56:32,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:56:32,067 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:56:32,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-11-08 23:56:32,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:32,566 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:56:32,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:32,772 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:56:32,773 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:40,297 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:56:40,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (89)] Forceful destruction successful, exit code 0 [2024-11-08 23:56:43,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:43,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 111 states and 322 transitions. [2024-11-08 23:56:43,123 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 322 transitions. [2024-11-08 23:56:43,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:56:43,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:43,124 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:56:43,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:56:43,127 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:56:43,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-11-08 23:56:43,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:43,534 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:56:43,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:43,687 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:56:43,688 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:51,980 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:56:51,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (90)] Forceful destruction successful, exit code 0 [2024-11-08 23:56:55,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:55,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 113 states and 344 transitions. [2024-11-08 23:56:55,652 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 344 transitions. [2024-11-08 23:56:55,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:56:55,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:55,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:56:55,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:56:55,654 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:56:55,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-11-08 23:56:56,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:56,063 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:56:56,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:56,235 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:56:56,236 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:57:03,831 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 172 proven. 22 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:57:03,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_684b73a4-bd98-4111-9461-a795ba5ef33f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (91)] Forceful destruction successful, exit code 0