./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b --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 c1599706a72281425c0fc51552af364ca390697b315c5af0e88e5d6de4e668c6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:49:39,250 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:49:39,303 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:49:39,307 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:49:39,307 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:49:39,326 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:49:39,326 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:49:39,327 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:49:39,327 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:49:39,327 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:49:39,327 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:49:39,327 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:49:39,327 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:49:39,328 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:49:39,328 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:49:39,328 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:49:39,328 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:49:39,328 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:49:39,328 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:49:39,328 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:49:39,328 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:49:39,328 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:49:39,328 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:49:39,328 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:49:39,328 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:49:39,328 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:49:39,329 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:49:39,329 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:49:39,329 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:49:39,329 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:49:39,329 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:49:39,329 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:49:39,329 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:49:39,329 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b 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 -> c1599706a72281425c0fc51552af364ca390697b315c5af0e88e5d6de4e668c6 [2024-12-06 03:49:39,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:49:39,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:49:39,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:49:39,590 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:49:39,590 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:49:39,591 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i [2024-12-06 03:49:42,171 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/data/08f37dc9e/95278863b7ce45b891b8c450d6d721ad/FLAG9475cecc1 [2024-12-06 03:49:42,431 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:49:42,432 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i [2024-12-06 03:49:42,440 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/data/08f37dc9e/95278863b7ce45b891b8c450d6d721ad/FLAG9475cecc1 [2024-12-06 03:49:42,762 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/data/08f37dc9e/95278863b7ce45b891b8c450d6d721ad [2024-12-06 03:49:42,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:49:42,765 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:49:42,766 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:49:42,766 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:49:42,771 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:49:42,772 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:42,773 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22be73fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42, skipping insertion in model container [2024-12-06 03:49:42,774 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:42,790 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:49:42,887 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_72a8fc8d-ee62-4648-8f49-99a138f1b017/sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i[882,895] [2024-12-06 03:49:42,923 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:49:42,930 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:49:42,941 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_72a8fc8d-ee62-4648-8f49-99a138f1b017/sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i[882,895] [2024-12-06 03:49:42,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:49:42,964 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:49:42,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42 WrapperNode [2024-12-06 03:49:42,965 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:49:42,965 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:49:42,965 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:49:42,965 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:49:42,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:42,975 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:42,989 INFO L138 Inliner]: procedures = 42, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 142 [2024-12-06 03:49:42,989 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:49:42,990 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:49:42,990 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:49:42,990 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:49:42,995 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:42,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:42,997 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:42,997 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:43,000 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:43,001 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:43,004 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:43,004 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:43,005 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:43,006 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:49:43,006 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:49:43,007 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:49:43,007 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:49:43,007 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:42" (1/1) ... [2024-12-06 03:49:43,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:49:43,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:49:43,028 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:49:43,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:49:43,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:49:43,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 03:49:43,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 03:49:43,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 03:49:43,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:49:43,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:49:43,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:49:43,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 03:49:43,105 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:49:43,107 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:49:43,292 INFO L? ?]: Removed 41 outVars from TransFormulas that were not future-live. [2024-12-06 03:49:43,293 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:49:43,365 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:49:43,366 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 03:49:43,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:49:43 BoogieIcfgContainer [2024-12-06 03:49:43,366 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:49:43,367 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:49:43,367 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:49:43,376 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:49:43,377 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:49:43" (1/1) ... [2024-12-06 03:49:43,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:49:43,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:43,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2024-12-06 03:49:43,429 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2024-12-06 03:49:43,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 03:49:43,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:43,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:43,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:43,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:43,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:43,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-12-06 03:49:43,657 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-12-06 03:49:43,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 03:49:43,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:43,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:43,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:43,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:43,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:43,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2024-12-06 03:49:43,815 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2024-12-06 03:49:43,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:49:43,815 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:43,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:43,931 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:43,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:43,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2024-12-06 03:49:43,982 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2024-12-06 03:49:43,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:49:43,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:43,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:44,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:44,085 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:44,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:44,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2024-12-06 03:49:44,133 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2024-12-06 03:49:44,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 03:49:44,134 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:44,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:44,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:44,225 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:44,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:44,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2024-12-06 03:49:44,275 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2024-12-06 03:49:44,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 03:49:44,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:44,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:44,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:44,381 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:44,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:44,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2024-12-06 03:49:44,443 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2024-12-06 03:49:44,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 03:49:44,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:44,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:44,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:44,551 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:44,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:44,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-12-06 03:49:44,614 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-12-06 03:49:44,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:49:44,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:44,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:44,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:44,948 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:49:45,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:45,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 38 states and 52 transitions. [2024-12-06 03:49:45,145 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 52 transitions. [2024-12-06 03:49:45,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:49:45,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:45,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:45,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:45,451 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:49:45,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:45,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 41 states and 59 transitions. [2024-12-06 03:49:45,749 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 59 transitions. [2024-12-06 03:49:45,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 03:49:45,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:45,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:46,037 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:49:46,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:46,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 52 states and 78 transitions. [2024-12-06 03:49:46,661 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2024-12-06 03:49:46,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 03:49:46,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:46,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:46,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:47,011 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:49:47,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:47,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 55 states and 83 transitions. [2024-12-06 03:49:47,368 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2024-12-06 03:49:47,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 03:49:47,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:47,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:49:47,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:49:47,407 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:49:47,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:49:47,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:49:47,536 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:49:47,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:49:47,623 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2024-12-06 03:49:47,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:49:47 ImpRootNode [2024-12-06 03:49:47,666 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:49:47,667 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:49:47,667 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:49:47,667 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:49:47,668 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:49:43" (3/4) ... [2024-12-06 03:49:47,670 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 03:49:47,671 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:49:47,672 INFO L158 Benchmark]: Toolchain (without parser) took 4906.54ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 116.6MB in the beginning and 206.5MB in the end (delta: -90.0MB). Peak memory consumption was 73.5MB. Max. memory is 16.1GB. [2024-12-06 03:49:47,672 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:49:47,672 INFO L158 Benchmark]: CACSL2BoogieTranslator took 198.77ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 103.9MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:49:47,673 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.80ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 102.4MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:49:47,673 INFO L158 Benchmark]: Boogie Preprocessor took 16.40ms. Allocated memory is still 142.6MB. Free memory was 102.4MB in the beginning and 101.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:49:47,674 INFO L158 Benchmark]: RCFGBuilder took 359.70ms. Allocated memory is still 142.6MB. Free memory was 101.0MB in the beginning and 80.4MB in the end (delta: 20.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:49:47,674 INFO L158 Benchmark]: CodeCheck took 4299.52ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 80.2MB in the beginning and 206.6MB in the end (delta: -126.4MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2024-12-06 03:49:47,675 INFO L158 Benchmark]: Witness Printer took 3.89ms. Allocated memory is still 310.4MB. Free memory was 206.6MB in the beginning and 206.5MB in the end (delta: 41.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:49:47,677 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 1 procedures, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 567 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 100 mSDsluCounter, 296 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 112 mSDsCounter, 305 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 634 IncrementalHoareTripleChecker+Invalid, 939 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 305 mSolverCounterUnsat, 184 mSDtfsCounter, 634 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1582 GetRequests, 1469 SyntacticMatches, 43 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1868 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 242 NumberOfCodeBlocks, 242 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 202 ConstructedInterpolants, 0 QuantifiedInterpolants, 634 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 2 PerfectInterpolantSequences, 112/176 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, ConComCheckerStatistics: No data available - UnprovableResult [Line: 16]: 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 strncpy at line 42. Possible FailurePath: [L86] char A [2 + 2 + 4 +1]; [L87] int i = 0; VAL [A={19540:0}, i=0] [L87] COND TRUE i<2 + 2 + 4 -1 [L88] A[i] = __VERIFIER_nondet_char() [L87] i++ VAL [A={19540:0}, i=1] [L87] COND TRUE i<2 + 2 + 4 -1 [L88] A[i] = __VERIFIER_nondet_char() [L87] i++ VAL [A={19540:0}, i=2] [L87] COND TRUE i<2 + 2 + 4 -1 [L88] A[i] = __VERIFIER_nondet_char() [L87] i++ VAL [A={19540:0}, i=3] [L87] COND TRUE i<2 + 2 + 4 -1 [L88] A[i] = __VERIFIER_nondet_char() [L87] i++ VAL [A={19540:0}, i=4] [L87] COND TRUE i<2 + 2 + 4 -1 [L88] A[i] = __VERIFIER_nondet_char() [L87] i++ VAL [A={19540:0}, i=5] [L87] COND TRUE i<2 + 2 + 4 -1 [L88] A[i] = __VERIFIER_nondet_char() [L87] i++ VAL [A={19540:0}, i=6] [L87] COND TRUE i<2 + 2 + 4 -1 [L88] A[i] = __VERIFIER_nondet_char() [L87] i++ VAL [A={19540:0}, i=7] [L87] COND FALSE !(i<2 + 2 + 4 -1) [L90] A[2 + 2 + 4] = 0 [L91] CALL parse_expression_list (A) [L60] int start=0, i=-1, j=-1; [L61] char str2[2]; VAL [i=-1, start=0, str2={19541:0}, str={19540:0}] [L62] COND FALSE !(!str) VAL [i=-1, start=0, str2={19541:0}, str={19540:0}] [L64] i++ [L65] str[i] [L66] case 0: VAL [i=0, start=0, str2={19541:0}, str={19540:0}] [L81] EXPR str[i] VAL [i=0, start=0, str2={19541:0}, str={19540:0}] [L81] COND TRUE str[i] != 0 [L64] i++ [L65] str[i] [L66] case 0: VAL [i=1, start=0, str2={19541:0}, str={19540:0}] [L81] EXPR str[i] VAL [i=1, start=0, str2={19541:0}, str={19540:0}] [L81] COND TRUE str[i] != 0 [L64] i++ [L65] str[i] [L66] case 0: VAL [i=2, start=0, str2={19541:0}, str={19540:0}] [L67] EXPR str[start] [L67] (str[start] == ' ') || (str[start] == '\t') [L67] EXPR str[start] [L67] (str[start] == ' ') || (str[start] == '\t') VAL [i=2, start=0, str2={19541:0}, str={19540:0}] [L67] COND FALSE !((str[start] == ' ') || (str[start] == '\t')) [L68] str[start] [L66] case 0: [L69] j = i-1 VAL [i=2, j=1, start=0, str2={19541:0}, str={19540:0}] [L70] (0 < j) && ((str[j] == ' ') || (str[j] == '\t')) [L70] EXPR str[j] [L70] EXPR (str[j] == ' ') || (str[j] == '\t') [L70] EXPR str[j] [L70] EXPR (str[j] == ' ') || (str[j] == '\t') [L70] (0 < j) && ((str[j] == ' ') || (str[j] == '\t')) VAL [i=2, j=1, start=0, str2={19541:0}, str={19540:0}] [L70] COND FALSE !((0 < j) && ((str[j] == ' ') || (str[j] == '\t'))) [L71] (0 < j) && (str[j] == '"') [L66] case 0: [L71] EXPR str[j] [L71] (0 < j) && (str[j] == '"') [L66] case 0: [L66] case 0: [L73] CALL r_strncpy(str2, str+start, j-start+1) [L42] return strncpy(dest,src,n); [L73] RET r_strncpy(str2, str+start, j-start+1) [L74] CALL __VERIFIER_assert(j - start + 1 < 2) [L15] COND TRUE !(cond) [L16] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 198.77ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 103.9MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.80ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 102.4MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.40ms. Allocated memory is still 142.6MB. Free memory was 102.4MB in the beginning and 101.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 359.70ms. Allocated memory is still 142.6MB. Free memory was 101.0MB in the beginning and 80.4MB in the end (delta: 20.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 4299.52ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 80.2MB in the beginning and 206.6MB in the end (delta: -126.4MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. * Witness Printer took 3.89ms. Allocated memory is still 310.4MB. Free memory was 206.6MB in the beginning and 206.5MB in the end (delta: 41.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 03:49:47,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b --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 c1599706a72281425c0fc51552af364ca390697b315c5af0e88e5d6de4e668c6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:49:50,160 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:49:50,272 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 03:49:50,303 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:49:50,304 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:49:50,304 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:49:50,304 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:49:50,304 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:49:50,305 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:49:50,305 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:49:50,305 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:49:50,305 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:49:50,305 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:49:50,305 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:49:50,305 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:49:50,306 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:49:50,306 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:49:50,306 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:49:50,306 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:49:50,306 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:49:50,306 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:49:50,306 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:49:50,306 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:49:50,307 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:49:50,307 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:49:50,307 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:49:50,307 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:49:50,307 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:49:50,307 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:49:50,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:49:50,307 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:49:50,308 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:49:50,308 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:49:50,308 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:49:50,308 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:49:50,308 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:49:50,308 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b 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 -> c1599706a72281425c0fc51552af364ca390697b315c5af0e88e5d6de4e668c6 [2024-12-06 03:49:50,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:49:50,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:49:50,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:49:50,606 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:49:50,606 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:49:50,608 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i [2024-12-06 03:49:53,697 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/data/5244c7b74/10fa924766fb4952ae9741b4eb5a6086/FLAG8fbc22eaa [2024-12-06 03:49:53,883 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:49:53,884 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i [2024-12-06 03:49:53,892 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/data/5244c7b74/10fa924766fb4952ae9741b4eb5a6086/FLAG8fbc22eaa [2024-12-06 03:49:53,906 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/data/5244c7b74/10fa924766fb4952ae9741b4eb5a6086 [2024-12-06 03:49:53,909 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:49:53,910 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:49:53,912 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:49:53,912 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:49:53,916 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:49:53,917 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:49:53" (1/1) ... [2024-12-06 03:49:53,918 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b75adb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:53, skipping insertion in model container [2024-12-06 03:49:53,918 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:49:53" (1/1) ... [2024-12-06 03:49:53,934 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:49:54,069 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_72a8fc8d-ee62-4648-8f49-99a138f1b017/sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i[882,895] [2024-12-06 03:49:54,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:49:54,117 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:49:54,127 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_72a8fc8d-ee62-4648-8f49-99a138f1b017/sv-benchmarks/c/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i[882,895] [2024-12-06 03:49:54,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:49:54,162 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:49:54,163 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:54 WrapperNode [2024-12-06 03:49:54,163 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:49:54,164 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:49:54,164 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:49:54,164 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:49:54,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:54" (1/1) ... [2024-12-06 03:49:54,178 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:54" (1/1) ... [2024-12-06 03:49:54,197 INFO L138 Inliner]: procedures = 42, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 140 [2024-12-06 03:49:54,197 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:49:54,198 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:49:54,198 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:49:54,198 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:49:54,205 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:54" (1/1) ... [2024-12-06 03:49:54,205 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:54" (1/1) ... [2024-12-06 03:49:54,208 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:54" (1/1) ... [2024-12-06 03:49:54,208 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:54" (1/1) ... [2024-12-06 03:49:54,215 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:54" (1/1) ... [2024-12-06 03:49:54,216 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:54" (1/1) ... [2024-12-06 03:49:54,220 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:54" (1/1) ... [2024-12-06 03:49:54,221 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:54" (1/1) ... [2024-12-06 03:49:54,222 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:54" (1/1) ... [2024-12-06 03:49:54,224 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:49:54,225 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:49:54,225 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:49:54,225 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:49:54,226 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:49:54" (1/1) ... [2024-12-06 03:49:54,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:49:54,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:49:54,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:49:54,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:49:54,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:49:54,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-12-06 03:49:54,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:49:54,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 03:49:54,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:49:54,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:49:54,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-12-06 03:49:54,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 03:49:54,351 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:49:54,353 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:49:54,589 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live. [2024-12-06 03:49:54,589 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:49:54,668 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:49:54,668 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 03:49:54,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:49:54 BoogieIcfgContainer [2024-12-06 03:49:54,668 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:49:54,669 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:49:54,669 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:49:54,677 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:49:54,677 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:49:54" (1/1) ... [2024-12-06 03:49:54,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:49:54,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:54,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2024-12-06 03:49:54,723 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2024-12-06 03:49:54,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 03:49:54,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:54,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:49:54,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:49:54,727 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:49:54,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 03:49:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:54,822 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:49:54,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:54,856 INFO L256 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 03:49:54,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:49:54,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:54,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 03:49:54,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:54,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-12-06 03:49:54,917 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-12-06 03:49:54,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 03:49:54,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:54,918 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:49:54,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:49:54,920 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:49:54,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 03:49:55,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:55,034 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:49:55,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:55,070 INFO L256 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 03:49:55,071 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:49:55,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:55,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 03:49:55,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:55,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-12-06 03:49:55,119 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-12-06 03:49:55,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 03:49:55,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:55,120 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:49:55,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:49:55,122 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:49:55,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 03:49:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:55,239 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:49:55,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:55,277 INFO L256 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 03:49:55,278 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:49:55,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:55,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 03:49:55,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:55,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-12-06 03:49:55,364 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-12-06 03:49:55,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:49:55,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:55,365 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:49:55,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:49:55,367 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:49:55,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 03:49:55,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:55,480 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:49:55,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:55,515 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 03:49:55,516 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:49:55,535 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:55,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 03:49:55,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:55,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2024-12-06 03:49:55,605 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2024-12-06 03:49:55,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:49:55,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:55,606 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:49:55,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:49:55,607 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:49:55,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 03:49:55,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:55,723 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:49:55,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:55,760 INFO L256 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 03:49:55,762 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:49:55,787 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:55,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 03:49:55,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:55,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2024-12-06 03:49:55,869 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2024-12-06 03:49:55,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 03:49:55,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:55,870 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:49:55,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:49:55,872 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:49:55,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 03:49:56,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:56,013 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:49:56,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:56,054 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 03:49:56,055 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:49:56,096 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:56,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 03:49:56,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:56,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2024-12-06 03:49:56,184 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2024-12-06 03:49:56,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 03:49:56,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:56,184 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:49:56,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:49:56,186 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:49:56,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 03:49:56,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:56,338 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:49:56,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:56,378 INFO L256 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 03:49:56,380 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:49:56,419 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:56,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 03:49:56,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:56,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 27 states and 34 transitions. [2024-12-06 03:49:56,516 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2024-12-06 03:49:56,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 03:49:56,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:56,517 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:49:56,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:49:56,519 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:49:56,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 03:49:56,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:56,669 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:49:56,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:56,717 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 03:49:56,718 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:49:56,763 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:49:56,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 03:49:56,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:56,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 35 transitions. [2024-12-06 03:49:56,889 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-12-06 03:49:56,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 03:49:56,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:56,889 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:49:56,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:49:56,892 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:49:56,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 03:49:57,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:57,050 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:49:57,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:57,095 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 03:49:57,098 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:49:57,648 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:49:57,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 03:49:59,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:49:59,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 37 states and 52 transitions. [2024-12-06 03:49:59,716 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 52 transitions. [2024-12-06 03:49:59,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:49:59,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:49:59,716 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:49:59,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:49:59,719 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:49:59,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 03:49:59,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:59,912 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:49:59,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:49:59,973 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 03:49:59,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:00,378 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:00,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 03:50:01,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:01,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 37 states and 51 transitions. [2024-12-06 03:50:01,105 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2024-12-06 03:50:01,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:01,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:01,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:01,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:01,108 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:01,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 03:50:01,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:01,286 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:01,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:01,332 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:01,334 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:02,089 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:02,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 03:50:13,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 03:50:13,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:13,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:13,549 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:13,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:13,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:13,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:13,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:13,553 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:13,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 03:50:13,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:13,724 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:13,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:13,753 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:13,755 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:13,884 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:13,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 03:50:13,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:13,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:13,911 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:13,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:13,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:13,912 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:13,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:13,913 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:13,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 03:50:14,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:14,073 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:14,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:14,111 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:14,113 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:14,223 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:14,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 03:50:14,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:14,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:14,250 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:14,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:14,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:14,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:14,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:14,252 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:14,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 03:50:14,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:14,411 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:14,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:14,445 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:14,447 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:14,564 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:14,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 03:50:14,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:14,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:14,593 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:14,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:14,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:14,594 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:14,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:14,596 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:14,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 03:50:14,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:14,834 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:14,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:14,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:14,878 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:15,041 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:15,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 03:50:15,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:15,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:15,077 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:15,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:15,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:15,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:15,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:15,080 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:15,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 03:50:15,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:15,316 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:15,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:15,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:15,372 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:15,533 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:15,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 03:50:15,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:15,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:15,561 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:15,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:15,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:15,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:15,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:15,564 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:15,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 03:50:15,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:15,791 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:15,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:15,833 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:15,835 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:15,984 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:15,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 03:50:16,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:16,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:16,018 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:16,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:16,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:16,019 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:16,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:16,021 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:16,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 03:50:16,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:16,276 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:16,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:16,322 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:16,324 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:16,484 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:16,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 03:50:16,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:16,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:16,525 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:16,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:16,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:16,526 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:16,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:16,528 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:16,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 03:50:16,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:16,785 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:16,834 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:16,836 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:16,972 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:16,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 03:50:16,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:16,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:16,998 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:16,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:16,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:16,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:16,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:17,000 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:17,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 03:50:17,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:17,235 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:17,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:17,281 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:17,284 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:17,459 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:17,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 03:50:17,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:17,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:17,495 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:17,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:17,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:17,496 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:17,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:17,497 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:17,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 03:50:17,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:17,765 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:17,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:17,818 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:17,820 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:17,967 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:17,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 03:50:18,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:18,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:18,002 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:18,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:18,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:18,002 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:18,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:18,004 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:18,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 03:50:18,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:18,197 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:18,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:18,227 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:18,229 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:18,324 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:18,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 03:50:18,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:18,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:18,346 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:18,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:18,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:18,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:18,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:18,349 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:18,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 03:50:18,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:18,598 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:18,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:18,631 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:18,632 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:18,730 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:18,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 03:50:18,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:18,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:18,753 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:18,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:18,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:18,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:18,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:18,755 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:18,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 03:50:18,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:18,970 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:19,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:19,013 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:19,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:19,132 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:19,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 03:50:19,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:19,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:19,161 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:19,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:19,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:19,161 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:19,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:19,163 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:19,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 03:50:19,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:19,392 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:19,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:19,426 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:19,428 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:19,540 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:19,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 03:50:19,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:19,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:19,565 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:19,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:19,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:19,565 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:19,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:19,567 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:19,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 03:50:19,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:19,810 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:19,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:19,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:19,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:19,936 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:19,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 03:50:19,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:19,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:19,953 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:19,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:19,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:19,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:19,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:19,955 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:19,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 03:50:20,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:20,197 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:20,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:20,236 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:20,237 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:20,341 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:20,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 03:50:20,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:20,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:20,362 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:20,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:20,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:20,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:20,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:20,364 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:20,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 03:50:20,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:20,630 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:20,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:20,661 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:20,663 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:20,766 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:20,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 03:50:20,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:20,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:20,786 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:20,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:20,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:20,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:20,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:20,789 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:20,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 03:50:21,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:21,046 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:21,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:21,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:21,081 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:21,180 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:21,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 03:50:21,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:21,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:21,210 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:21,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:21,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:21,210 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:21,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:21,212 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:21,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 03:50:21,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:21,486 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:21,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:21,524 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:21,526 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:21,626 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:21,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 03:50:21,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:21,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:21,649 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:21,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:21,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:21,649 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:21,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:21,651 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:21,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 03:50:21,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:21,904 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:21,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:21,933 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:21,935 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:22,023 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:22,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 03:50:22,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:22,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:22,046 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:22,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:22,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:22,046 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:22,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:22,048 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:22,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 03:50:22,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:22,327 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:22,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:22,359 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:22,360 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:22,460 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:22,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 03:50:22,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:22,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:22,483 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:22,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:22,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:22,483 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:22,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:22,485 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:22,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 03:50:22,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:22,758 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:22,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:22,792 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:22,876 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:22,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 03:50:22,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:22,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:22,907 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:22,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:22,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:22,907 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:22,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:22,908 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:22,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 03:50:23,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:23,207 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:23,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:23,249 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:23,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:23,370 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:23,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 03:50:23,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:23,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:23,405 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:23,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:23,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:23,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:23,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:23,407 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:23,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 03:50:23,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:23,805 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:23,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:23,844 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:23,846 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:23,973 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:23,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 03:50:24,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:24,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:24,002 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:24,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:24,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:24,002 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:24,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:24,004 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:24,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 03:50:24,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:24,385 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:24,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:24,430 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:24,432 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:24,583 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:24,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 03:50:24,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:24,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:24,616 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:24,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:24,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:24,616 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:24,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:24,618 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:24,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 03:50:25,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:25,040 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:25,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:25,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:25,081 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:25,223 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:25,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 03:50:25,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:25,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:25,260 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:25,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:25,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:25,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:25,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:25,262 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:25,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 03:50:25,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:25,684 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:25,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:25,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:25,726 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:25,872 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:25,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 03:50:25,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:25,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:25,902 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:25,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:25,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:25,903 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:25,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:25,905 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:25,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 03:50:26,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:26,300 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:26,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:26,350 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:26,352 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:26,482 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:26,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 03:50:26,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:26,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:26,512 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:26,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:26,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:26,513 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:26,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:26,514 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:26,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 03:50:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:26,843 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:26,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:26,876 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:26,962 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:26,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 03:50:26,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:26,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:26,984 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:26,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:26,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:26,985 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:26,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:26,986 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:26,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 03:50:27,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:27,315 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:27,345 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:27,346 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:27,442 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:27,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-06 03:50:27,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:27,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:27,467 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:27,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:27,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:27,467 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:27,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:27,469 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:27,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 03:50:27,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:27,767 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:27,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:27,798 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:27,799 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:27,878 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:27,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-06 03:50:27,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:27,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:27,897 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:27,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:27,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:27,898 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:27,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:27,899 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:27,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-06 03:50:28,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:28,236 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:28,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:28,267 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:28,268 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:28,369 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:28,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-06 03:50:28,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:28,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:28,391 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:28,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:28,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:28,391 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:28,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:28,393 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:28,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-06 03:50:28,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:28,747 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:28,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:28,780 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:28,781 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:28,875 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:28,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-06 03:50:28,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:28,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:28,895 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:28,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:28,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:28,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:28,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:28,897 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:28,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-06 03:50:29,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:29,231 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:29,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:29,267 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:29,268 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:29,365 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:29,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-06 03:50:29,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:29,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:29,396 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:29,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:29,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:29,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:29,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:29,397 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:29,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-06 03:50:29,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:29,747 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:29,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:29,775 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:29,777 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:29,871 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:29,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-06 03:50:29,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:29,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:29,893 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:29,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:29,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:29,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:29,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:29,895 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:29,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-06 03:50:30,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:30,252 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:30,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:30,282 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:30,284 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:30,361 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:30,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-06 03:50:30,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:30,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:30,381 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:30,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:30,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:30,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:30,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:30,383 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:30,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-06 03:50:30,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:30,760 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:30,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:30,792 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:30,794 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:30,890 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:30,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-06 03:50:30,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:30,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:30,910 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:30,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:30,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:30,910 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:30,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:30,912 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:30,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-06 03:50:31,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:31,271 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:31,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:31,304 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:31,305 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:31,400 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:31,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-06 03:50:31,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:31,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:31,423 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:31,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:31,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:31,423 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:31,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:31,425 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:31,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-06 03:50:31,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:31,830 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:31,874 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:31,876 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:32,002 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:32,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-06 03:50:32,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:32,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:32,029 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:32,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:32,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:32,029 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:32,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:32,031 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:32,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-06 03:50:32,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:32,549 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:32,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:32,591 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:32,592 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:32,724 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:32,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Forceful destruction successful, exit code 0 [2024-12-06 03:50:32,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:32,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:32,754 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:32,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:32,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:32,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:32,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:32,756 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:32,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-06 03:50:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:33,198 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:33,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:33,231 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:33,232 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:33,330 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:33,333 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-06 03:50:33,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:33,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:33,349 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:33,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:33,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:33,349 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:33,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:33,350 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:33,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-06 03:50:33,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:33,711 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:33,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:33,741 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:33,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:33,834 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:33,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-06 03:50:33,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:33,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:33,854 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:33,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:33,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:33,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:33,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:33,856 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:33,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-06 03:50:34,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:34,254 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:34,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:34,285 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:34,286 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:34,382 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:34,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-12-06 03:50:34,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:34,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:34,411 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:34,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:34,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:34,411 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:34,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:34,413 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:34,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-06 03:50:34,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:34,824 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:34,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:34,856 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:34,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:34,951 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:34,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-06 03:50:34,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:34,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:34,971 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:34,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:34,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:34,972 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:34,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:34,973 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:34,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-06 03:50:35,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:35,399 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:35,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:35,431 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:35,432 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:35,515 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:35,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-12-06 03:50:35,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:35,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:35,535 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:35,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:35,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:35,535 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:35,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:35,536 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:35,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-12-06 03:50:35,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:35,933 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:35,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:35,963 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:35,964 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:36,054 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:36,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-12-06 03:50:36,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:36,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:36,074 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:36,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:36,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:36,075 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:36,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:36,076 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:36,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-12-06 03:50:36,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:36,503 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:36,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:36,537 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:36,539 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:36,643 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:36,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-12-06 03:50:36,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:36,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:36,666 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:36,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:36,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:36,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:36,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:36,667 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:36,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-12-06 03:50:37,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:37,109 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:37,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:37,141 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:37,142 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:37,218 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:37,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-12-06 03:50:37,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:37,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:37,246 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:37,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:37,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:37,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:37,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:37,248 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:37,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-12-06 03:50:37,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:37,637 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:37,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:37,669 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:37,671 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:37,763 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:37,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Forceful destruction successful, exit code 0 [2024-12-06 03:50:37,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:37,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:37,785 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:37,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:37,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:37,785 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:37,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:37,787 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:37,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-12-06 03:50:38,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:38,265 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:38,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:38,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:38,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:38,440 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:38,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-12-06 03:50:38,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:38,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:38,468 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:38,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:38,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:38,469 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:38,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:38,471 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:38,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-12-06 03:50:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:39,034 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:39,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:39,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:39,082 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:39,215 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:39,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-12-06 03:50:39,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:39,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:39,245 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:39,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:39,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:39,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:39,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:39,247 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:39,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-12-06 03:50:39,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:39,711 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:39,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:39,743 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:39,745 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:39,841 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:39,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-12-06 03:50:39,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:39,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:39,861 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:39,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:39,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:39,861 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:39,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:39,863 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:39,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-12-06 03:50:40,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:40,314 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:40,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:40,346 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:40,348 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:40,438 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:40,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-12-06 03:50:40,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:40,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:40,462 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:40,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:40,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:40,463 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:40,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:40,464 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:40,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-12-06 03:50:40,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:40,947 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:40,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:40,979 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:40,980 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:41,067 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:41,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2024-12-06 03:50:41,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:41,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:41,088 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:41,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:41,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:41,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:41,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:41,090 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:41,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-12-06 03:50:41,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:41,520 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:41,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:41,549 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:41,550 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:41,638 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:41,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Forceful destruction successful, exit code 0 [2024-12-06 03:50:41,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:41,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:41,660 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:41,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:41,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:41,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:41,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:41,662 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:41,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-12-06 03:50:42,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:42,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:42,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:42,169 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:42,171 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:42,258 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:42,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-12-06 03:50:42,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:42,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:42,280 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:42,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:42,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:42,280 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:42,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:42,281 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:42,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-12-06 03:50:42,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:42,740 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:42,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:42,773 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:42,775 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:42,878 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:42,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-12-06 03:50:42,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:42,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:42,902 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:42,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:42,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:42,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:42,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:42,903 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:42,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-12-06 03:50:43,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:43,326 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:43,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:43,358 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:43,360 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:43,450 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:43,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-12-06 03:50:43,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:43,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:43,476 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:43,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:43,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:43,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:43,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:43,478 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:43,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-12-06 03:50:43,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:43,952 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:43,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:43,982 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:43,984 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:44,072 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:44,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-12-06 03:50:44,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:44,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:44,102 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:44,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:44,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:44,102 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:44,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:44,103 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:44,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-12-06 03:50:44,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:44,710 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:44,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:44,750 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:44,752 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:44,867 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:44,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-12-06 03:50:44,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:44,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:44,900 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:44,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:44,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:44,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:44,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:44,902 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:44,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-12-06 03:50:45,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:45,521 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:45,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:45,559 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:45,561 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:45,680 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:45,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-12-06 03:50:45,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:45,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:45,704 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:45,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:45,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:45,705 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:45,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:45,706 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:45,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-12-06 03:50:46,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:46,250 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:46,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:46,285 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:46,287 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:46,386 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:46,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-12-06 03:50:46,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:46,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:46,412 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:46,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:46,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:46,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:46,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:46,414 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:46,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-12-06 03:50:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:46,881 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:46,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:46,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:46,912 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:47,007 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:47,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-12-06 03:50:47,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:47,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:47,034 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:47,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:47,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:47,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:47,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:47,036 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:47,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-12-06 03:50:47,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:47,482 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:47,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:47,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:47,515 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:47,606 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:47,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-12-06 03:50:47,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:47,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:47,629 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:47,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:47,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:47,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:47,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:47,630 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:47,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-12-06 03:50:48,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:48,196 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:48,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:48,230 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:48,231 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:48,330 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:48,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-12-06 03:50:48,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:48,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:48,351 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:48,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:48,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:48,351 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:48,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:48,353 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:48,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-12-06 03:50:48,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:48,864 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:48,894 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:48,895 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:48,979 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:48,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-12-06 03:50:49,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:49,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:49,004 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:49,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:49,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:49,004 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:49,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:49,006 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:49,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-12-06 03:50:49,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:49,555 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:49,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:49,593 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:49,595 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:49,682 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:49,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-12-06 03:50:49,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:49,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:49,706 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:49,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:49,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:49,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:49,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:49,708 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:49,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-12-06 03:50:50,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:50,258 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:50,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:50,292 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:50,293 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:50,390 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:50,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-12-06 03:50:50,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:50,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:50,411 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:50,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:50,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:50,411 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:50,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:50,413 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:50,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-12-06 03:50:51,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:51,004 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:51,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:51,052 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:51,053 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:51,178 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:51,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-12-06 03:50:51,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:51,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:51,209 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:51,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:51,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:51,209 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:51,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:51,211 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:51,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-12-06 03:50:51,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:51,907 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:51,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:51,947 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:51,949 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:52,076 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:52,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-12-06 03:50:52,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:52,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:52,111 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:52,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:52,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:52,111 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:52,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:52,113 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:52,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-12-06 03:50:52,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:52,715 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:52,744 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:52,745 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:52,831 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:52,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-12-06 03:50:52,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:52,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:52,855 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:52,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:52,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:52,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:52,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:52,856 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:52,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-12-06 03:50:53,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:53,429 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:53,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:53,462 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:53,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:53,557 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:53,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-12-06 03:50:53,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:53,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:53,581 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:53,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:53,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:53,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:53,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:53,583 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:53,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-12-06 03:50:54,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:54,124 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:54,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:54,158 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:54,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:54,252 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:54,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2024-12-06 03:50:54,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:54,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:54,281 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:54,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:54,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:54,281 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:54,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:54,283 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:54,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-12-06 03:50:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:54,839 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:54,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:54,870 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:54,871 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:54,970 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:54,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-12-06 03:50:54,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:54,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:54,992 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:54,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:54,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:54,992 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:54,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:54,994 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:54,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-12-06 03:50:55,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:55,574 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:55,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:55,605 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:55,606 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:55,700 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:55,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-12-06 03:50:55,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:55,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:55,725 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:55,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:55,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:55,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:55,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:55,727 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:55,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-12-06 03:50:56,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:56,341 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:56,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:56,371 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:56,372 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:56,470 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:56,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-12-06 03:50:56,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:56,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:56,495 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:56,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:56,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:56,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:56,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:56,497 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:56,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-12-06 03:50:57,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:57,064 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:57,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:57,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:57,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:57,196 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:57,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-12-06 03:50:57,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:57,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:57,223 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:57,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:57,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:57,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:57,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:57,225 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:57,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-12-06 03:50:58,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:58,026 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:58,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:58,068 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:58,069 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:58,204 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:58,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-12-06 03:50:58,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:58,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:58,239 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:58,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:58,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:58,239 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:58,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:58,241 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:58,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-12-06 03:50:58,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:58,939 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:58,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:58,971 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:58,972 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:59,067 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:59,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-12-06 03:50:59,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:59,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:59,092 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:59,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:59,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:59,092 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:59,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:59,094 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:59,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-12-06 03:50:59,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:59,734 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:50:59,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:50:59,764 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:50:59,765 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:50:59,862 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:50:59,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-12-06 03:50:59,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:50:59,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:50:59,889 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:50:59,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:50:59,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:50:59,889 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:50:59,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:50:59,890 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:50:59,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-12-06 03:51:00,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:00,510 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:00,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:00,547 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:00,548 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:00,630 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:00,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-12-06 03:51:00,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:00,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:00,661 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:00,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:00,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:00,661 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:00,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:00,662 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:00,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-12-06 03:51:01,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:01,287 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:01,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:01,319 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:01,320 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:01,413 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:01,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-12-06 03:51:01,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:01,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:01,437 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:01,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:01,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:01,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:01,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:01,439 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:01,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-12-06 03:51:02,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:02,079 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:02,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:02,110 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:02,111 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:02,203 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:02,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-12-06 03:51:02,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:02,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:02,226 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:02,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:02,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:02,226 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:02,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:02,228 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:02,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-12-06 03:51:02,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:02,897 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:02,927 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:02,928 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:03,020 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:03,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-12-06 03:51:03,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:03,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:03,044 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:03,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:03,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:03,044 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:03,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:03,046 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:03,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-12-06 03:51:03,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:03,634 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:03,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:03,668 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:03,670 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:03,762 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:03,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-12-06 03:51:03,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:03,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:03,788 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:03,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:03,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:03,788 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:03,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:03,789 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:03,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-12-06 03:51:04,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:04,548 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:04,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:04,598 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:04,600 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:04,736 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:04,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-12-06 03:51:04,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:04,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:04,770 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:04,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:04,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:04,771 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:04,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:04,772 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:04,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-12-06 03:51:05,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:05,583 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:05,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:05,617 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:05,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:05,719 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:05,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-12-06 03:51:05,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:05,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:05,746 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:05,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:05,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:05,747 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:05,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:05,748 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:05,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-12-06 03:51:06,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:06,420 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:06,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:06,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:06,452 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:06,536 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:06,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2024-12-06 03:51:06,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:06,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:06,560 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:06,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:06,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:06,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:06,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:06,562 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:06,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-12-06 03:51:07,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:07,209 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:07,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:07,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:07,238 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:07,318 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:07,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-12-06 03:51:07,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:07,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:07,342 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:07,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:07,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:07,342 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:07,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:07,344 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:07,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-12-06 03:51:07,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:07,969 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:08,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:08,004 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:08,005 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:08,095 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:08,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-12-06 03:51:08,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:08,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:08,118 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:08,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:08,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:08,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:08,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:08,120 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:08,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-12-06 03:51:08,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:08,757 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:08,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:08,789 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:08,790 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:08,881 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:08,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-12-06 03:51:08,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:08,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:08,911 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:08,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:08,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:08,912 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:08,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:08,913 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:08,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-12-06 03:51:09,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:09,629 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:09,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:09,658 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:09,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:09,751 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:09,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-12-06 03:51:09,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:09,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:09,778 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:09,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:09,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:09,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:09,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:09,780 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:09,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-12-06 03:51:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:10,475 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:10,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:10,507 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:10,508 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:10,602 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:10,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-12-06 03:51:10,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:10,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:10,630 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:10,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:10,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:10,631 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:10,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:10,632 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:10,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-12-06 03:51:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:11,487 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:11,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:11,528 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:11,529 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:11,652 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:11,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Ended with exit code 0 [2024-12-06 03:51:11,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:11,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:11,690 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:11,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:11,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:11,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:11,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:11,692 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:11,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-12-06 03:51:12,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:12,525 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:12,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:12,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:12,557 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:12,654 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:12,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-12-06 03:51:12,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:12,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:12,679 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:12,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:12,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:12,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:12,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:12,680 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:12,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-12-06 03:51:13,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:13,415 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:13,444 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:13,445 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:13,525 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:13,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-12-06 03:51:13,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:13,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:13,552 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:13,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:13,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:13,552 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:13,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:13,554 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:13,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-12-06 03:51:14,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:14,257 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:14,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:14,286 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:14,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:14,379 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:14,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Ended with exit code 0 [2024-12-06 03:51:14,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:14,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:14,404 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:14,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:14,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:14,404 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:14,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:14,405 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:14,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-12-06 03:51:15,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:15,116 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:15,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:15,150 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:15,151 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:15,237 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:15,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2024-12-06 03:51:15,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:15,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:15,262 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:15,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:15,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:15,262 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:15,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:15,264 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:15,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-12-06 03:51:15,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:15,931 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:15,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:15,964 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:15,966 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:16,060 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:16,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Ended with exit code 0 [2024-12-06 03:51:16,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:16,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:16,085 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:16,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:16,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:16,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:16,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:16,086 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:16,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-12-06 03:51:16,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:16,845 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:16,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:16,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:16,876 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:16,976 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:16,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2024-12-06 03:51:17,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:17,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:17,004 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:17,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:17,004 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:17,005 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:17,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:17,006 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:17,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-12-06 03:51:17,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:17,721 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:17,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:17,764 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:17,766 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:17,904 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:17,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Ended with exit code 0 [2024-12-06 03:51:17,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:17,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:17,940 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:17,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:17,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:17,940 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:17,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:17,942 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:17,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-12-06 03:51:18,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:18,845 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:18,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:18,889 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:18,891 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:19,024 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:19,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Ended with exit code 0 [2024-12-06 03:51:19,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:19,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:19,063 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:19,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:19,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:19,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:19,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:19,065 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:19,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-12-06 03:51:19,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:19,841 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:19,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:19,871 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:19,873 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:19,971 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:19,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Ended with exit code 0 [2024-12-06 03:51:19,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:19,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:19,998 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:19,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:19,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:19,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:19,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:19,999 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:20,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-12-06 03:51:20,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:20,721 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:20,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:20,750 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:20,751 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:20,856 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:20,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2024-12-06 03:51:20,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:20,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:20,885 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:20,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:20,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:20,886 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:20,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:20,887 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:20,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-12-06 03:51:21,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:21,674 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:21,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:21,702 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:21,703 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:21,808 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:21,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-12-06 03:51:21,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:21,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:21,835 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:21,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:21,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:21,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:21,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:21,837 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:21,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-12-06 03:51:22,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:22,487 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:22,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:22,519 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:22,521 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:22,602 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:22,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Ended with exit code 0 [2024-12-06 03:51:22,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:22,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:22,635 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:22,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:22,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:22,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:22,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:22,637 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:22,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-12-06 03:51:23,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:23,369 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:23,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:23,402 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:23,403 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:23,484 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:23,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2024-12-06 03:51:23,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:23,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:23,514 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:23,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:23,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:23,514 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:23,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:23,516 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:23,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-12-06 03:51:24,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:24,286 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:24,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:24,318 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:24,319 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:24,395 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:24,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Ended with exit code 0 [2024-12-06 03:51:24,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:24,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:24,428 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:24,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:24,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:24,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:24,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:24,429 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:24,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-12-06 03:51:25,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:25,284 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:25,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:25,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:25,326 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:25,446 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:25,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Ended with exit code 0 [2024-12-06 03:51:25,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:25,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:25,491 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:25,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:25,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:25,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:25,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:25,494 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:25,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-12-06 03:51:26,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:26,506 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:26,549 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:26,551 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:26,670 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:26,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Ended with exit code 0 [2024-12-06 03:51:26,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:26,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:26,706 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:26,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:26,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:26,706 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:26,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:26,708 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:26,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-12-06 03:51:27,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:27,482 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:27,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:27,514 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:27,516 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:27,605 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:27,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Ended with exit code 0 [2024-12-06 03:51:27,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:27,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:27,630 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:27,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:27,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:27,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:27,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:27,632 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:27,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-12-06 03:51:28,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:28,345 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:28,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:28,382 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:28,384 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:28,479 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:28,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2024-12-06 03:51:28,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:28,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:28,508 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:28,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:28,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:28,508 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:28,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:28,510 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:28,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-12-06 03:51:29,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:29,341 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:29,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:29,371 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:29,465 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:29,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Ended with exit code 0 [2024-12-06 03:51:29,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:29,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:29,493 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:29,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:29,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:29,494 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:29,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:29,495 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:29,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-12-06 03:51:30,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:30,292 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:30,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:30,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:30,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:30,410 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:30,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Ended with exit code 0 [2024-12-06 03:51:30,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:30,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:30,441 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:30,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:30,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:30,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:30,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:30,443 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:30,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-12-06 03:51:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:31,171 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:31,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:31,203 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:31,204 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:31,297 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:31,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2024-12-06 03:51:31,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:31,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:31,325 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:31,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:31,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:31,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:31,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:31,326 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:31,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-12-06 03:51:32,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:32,274 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:32,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:32,323 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:32,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:32,460 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:32,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Ended with exit code 0 [2024-12-06 03:51:32,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:32,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:32,500 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:32,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:32,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:32,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:32,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:32,503 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:32,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-12-06 03:51:33,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:33,577 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:33,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:33,616 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:33,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:33,720 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:33,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Ended with exit code 0 [2024-12-06 03:51:33,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:33,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:33,757 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:33,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:33,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:33,757 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:33,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:33,759 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:33,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-12-06 03:51:34,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:34,631 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:34,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:34,661 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:34,662 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:34,755 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:34,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-12-06 03:51:34,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:34,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:34,783 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:34,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:34,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:34,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:34,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:34,784 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:34,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-12-06 03:51:35,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:35,628 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:35,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:35,660 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:35,661 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:35,754 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:35,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Ended with exit code 0 [2024-12-06 03:51:35,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:35,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:35,781 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:35,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:35,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:35,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:35,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:35,783 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:35,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-12-06 03:51:36,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:36,576 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:36,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:36,606 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:36,607 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:36,695 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:36,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Ended with exit code 0 [2024-12-06 03:51:36,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:36,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:36,721 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:36,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:36,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:36,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:36,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:36,723 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:36,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-12-06 03:51:37,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:37,589 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:37,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:37,618 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:37,620 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:37,707 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:37,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Ended with exit code 0 [2024-12-06 03:51:37,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:37,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:37,735 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:37,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:37,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:37,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:37,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:37,737 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:37,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-12-06 03:51:38,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:38,598 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:38,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:38,635 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:38,636 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:38,721 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:38,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Ended with exit code 0 [2024-12-06 03:51:38,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:38,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:38,750 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:38,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:38,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:38,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:38,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:38,752 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:38,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-12-06 03:51:39,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:39,625 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:39,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:39,655 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:39,656 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:39,737 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:39,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Ended with exit code 0 [2024-12-06 03:51:39,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:39,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:39,764 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:39,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:39,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:39,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:39,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:39,765 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:39,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-12-06 03:51:40,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:40,591 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:40,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:40,621 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:40,622 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:40,702 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:40,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Ended with exit code 0 [2024-12-06 03:51:40,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:40,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:40,732 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:40,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:40,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:40,732 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:40,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:40,734 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:40,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-12-06 03:51:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:41,629 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:41,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:41,658 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:41,659 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:41,737 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:41,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Ended with exit code 0 [2024-12-06 03:51:41,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:41,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:41,764 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:41,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:41,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:41,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:41,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:41,765 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:41,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-12-06 03:51:42,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:42,634 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:42,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:42,665 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:42,667 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:42,758 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:42,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2024-12-06 03:51:42,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:42,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:42,792 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:42,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:42,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:42,793 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:42,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:42,794 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:42,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-12-06 03:51:43,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:43,677 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:43,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:43,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:43,716 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:43,826 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:43,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2024-12-06 03:51:43,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:43,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:43,862 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:43,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:43,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:43,862 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:43,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:43,864 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:43,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-12-06 03:51:44,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:44,730 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:44,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:44,763 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:44,764 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:44,866 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:44,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Ended with exit code 0 [2024-12-06 03:51:44,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:44,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:44,897 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:44,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:44,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:44,898 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:44,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:44,899 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:44,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-12-06 03:51:45,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:45,828 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:45,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:45,859 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:45,861 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:45,959 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:45,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-12-06 03:51:45,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:45,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:45,995 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:45,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:45,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:45,996 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:45,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:45,998 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:45,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-12-06 03:51:46,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:46,911 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:46,943 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:46,944 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:47,024 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:47,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Ended with exit code 0 [2024-12-06 03:51:47,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:47,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:47,054 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:47,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:47,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:47,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:47,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:47,055 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:47,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-12-06 03:51:47,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:47,950 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:47,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:47,981 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:47,983 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:48,082 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:48,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Ended with exit code 0 [2024-12-06 03:51:48,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:48,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:48,112 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:48,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:48,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:48,112 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:48,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:48,113 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:48,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-12-06 03:51:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:48,933 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:48,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:48,966 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:48,968 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:49,091 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:49,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-12-06 03:51:49,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:49,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:49,132 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:49,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:49,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:49,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:49,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:49,134 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:49,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-12-06 03:51:50,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:50,058 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:50,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:50,093 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:50,095 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:50,198 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:50,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Ended with exit code 0 [2024-12-06 03:51:50,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:50,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:50,234 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:50,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:50,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:50,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:50,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:50,236 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:50,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-12-06 03:51:51,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:51,227 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:51,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:51,261 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:51,263 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:51,363 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:51,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Ended with exit code 0 [2024-12-06 03:51:51,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:51,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:51,393 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:51,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:51,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:51,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:51,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:51,394 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:51,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-12-06 03:51:52,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:52,275 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:52,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:52,304 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:52,305 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:52,396 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:52,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Ended with exit code 0 [2024-12-06 03:51:52,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:52,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:52,429 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:52,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:52,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:52,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:52,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:52,431 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:52,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-12-06 03:51:53,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:53,394 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:53,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:53,427 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:53,429 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:53,531 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:53,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-12-06 03:51:53,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:53,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:53,563 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:53,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:53,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:53,563 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:53,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:53,565 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:53,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-12-06 03:51:54,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:54,576 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:54,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:54,611 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:54,613 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:54,734 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:54,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Ended with exit code 0 [2024-12-06 03:51:54,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:54,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:54,769 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:54,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:54,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:54,769 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:54,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:54,771 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:54,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-12-06 03:51:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:55,822 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:55,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:55,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:55,862 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:55,965 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:55,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-12-06 03:51:55,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:55,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:55,997 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:55,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:55,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:55,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:55,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:55,999 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:55,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-12-06 03:51:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:56,934 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:56,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:56,964 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:56,965 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:57,054 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:57,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Ended with exit code 0 [2024-12-06 03:51:57,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:57,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:57,087 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:57,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:57,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:57,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:57,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:57,089 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:57,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-12-06 03:51:58,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:58,099 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:58,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:58,134 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:58,135 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:58,243 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:58,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-12-06 03:51:58,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:58,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:58,289 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:58,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:58,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:58,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:58,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:58,291 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:58,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-12-06 03:51:59,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:59,209 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:51:59,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:51:59,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:51:59,239 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:51:59,328 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:51:59,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-12-06 03:51:59,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:51:59,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:51:59,363 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:51:59,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:51:59,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:51:59,363 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:51:59,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:51:59,364 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:51:59,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-12-06 03:52:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:00,394 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:00,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:00,425 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:00,426 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:00,505 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:00,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Ended with exit code 0 [2024-12-06 03:52:00,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:00,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:00,544 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:00,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:00,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:00,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:00,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:00,545 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:00,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-12-06 03:52:01,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:01,553 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:01,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:01,581 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:01,582 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:01,675 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:01,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-12-06 03:52:01,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:01,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:01,710 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:01,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:01,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:01,710 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:01,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:01,712 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:01,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-12-06 03:52:02,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:02,736 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:02,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:02,773 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:02,775 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:02,881 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:02,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Ended with exit code 0 [2024-12-06 03:52:02,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:02,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:02,916 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:02,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:02,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:02,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:02,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:02,918 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:02,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-12-06 03:52:03,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:03,966 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:03,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:04,001 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:04,002 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:04,101 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:04,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Ended with exit code 0 [2024-12-06 03:52:04,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:04,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:04,138 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:04,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:04,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:04,138 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:04,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:04,140 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:04,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-12-06 03:52:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:05,128 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:05,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:05,167 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:05,169 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:05,280 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:05,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Ended with exit code 0 [2024-12-06 03:52:05,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:05,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:05,317 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:05,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:05,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:05,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:05,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:05,319 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:05,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-12-06 03:52:06,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:06,335 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:06,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:06,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:06,371 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:06,488 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:06,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-12-06 03:52:06,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:06,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:06,527 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:06,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:06,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:06,527 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:06,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:06,528 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:06,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-12-06 03:52:07,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:07,491 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:07,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:07,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:07,531 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:07,650 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:07,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Ended with exit code 0 [2024-12-06 03:52:07,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:07,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:07,690 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:07,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:07,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:07,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:07,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:07,692 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:07,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-12-06 03:52:08,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:08,790 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:08,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:08,825 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:08,826 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:08,939 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:08,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Ended with exit code 0 [2024-12-06 03:52:08,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:08,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:08,977 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:08,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:08,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:08,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:08,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:08,979 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:08,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-12-06 03:52:09,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:09,977 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:10,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:10,006 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:10,007 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:10,123 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:10,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-12-06 03:52:10,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:10,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:10,162 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:10,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:10,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:10,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:10,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:10,164 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:10,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-12-06 03:52:11,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:11,189 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:11,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:11,227 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:11,228 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:11,325 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:11,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Ended with exit code 0 [2024-12-06 03:52:11,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:11,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:11,363 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:11,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:11,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:11,363 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:11,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:11,364 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:11,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-12-06 03:52:12,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:12,380 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:12,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:12,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:12,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:12,501 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:12,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Ended with exit code 0 [2024-12-06 03:52:12,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:12,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:12,533 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:12,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:12,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:12,533 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:12,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:12,534 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:12,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-12-06 03:52:13,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:13,578 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:13,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:13,611 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:13,612 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:13,698 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:13,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Ended with exit code 0 [2024-12-06 03:52:13,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:13,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:13,736 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:13,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:13,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:13,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:13,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:13,738 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:13,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-12-06 03:52:14,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:14,717 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:14,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:14,752 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:14,754 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:14,853 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:14,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Ended with exit code 0 [2024-12-06 03:52:14,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:14,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:14,890 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:14,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:14,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:14,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:14,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:14,892 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:14,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-12-06 03:52:15,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:15,956 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:15,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:15,987 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:15,989 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:16,088 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:16,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Ended with exit code 0 [2024-12-06 03:52:16,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:16,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:16,127 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:16,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:16,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:16,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:16,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:16,132 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:16,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-12-06 03:52:17,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:17,204 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:17,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:17,236 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:17,237 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:17,319 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:17,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Ended with exit code 0 [2024-12-06 03:52:17,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:17,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:17,358 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:17,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:17,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:17,358 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:17,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:17,359 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:17,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-12-06 03:52:18,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:18,396 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:18,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:18,424 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:18,425 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:18,524 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:18,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Ended with exit code 0 [2024-12-06 03:52:18,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:18,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:18,556 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:18,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:18,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:18,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:18,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:18,558 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:18,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-12-06 03:52:19,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:19,695 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:19,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:19,731 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:19,733 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:19,840 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:19,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Ended with exit code 0 [2024-12-06 03:52:19,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:19,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:19,876 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:19,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:19,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:19,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:19,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:19,877 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:19,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-12-06 03:52:20,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:20,966 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:20,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:20,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:20,998 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:21,096 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:21,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Ended with exit code 0 [2024-12-06 03:52:21,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:21,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:21,129 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:21,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:21,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:21,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:21,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:21,130 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:21,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-12-06 03:52:22,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:22,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:22,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:22,170 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:22,171 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:22,264 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:22,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Ended with exit code 0 [2024-12-06 03:52:22,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:22,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:22,295 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:22,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:22,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:22,295 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:22,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:22,296 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:22,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-12-06 03:52:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:23,250 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:23,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:23,280 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:23,287 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:23,369 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:23,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Ended with exit code 0 [2024-12-06 03:52:23,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:23,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:23,401 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:23,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:23,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:23,401 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:23,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:23,403 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:23,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-12-06 03:52:24,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:24,579 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:24,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:24,611 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:24,612 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:24,703 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:24,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Ended with exit code 0 [2024-12-06 03:52:24,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:24,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:24,734 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:24,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:24,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:24,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:24,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:24,736 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:24,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-12-06 03:52:25,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:25,739 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:25,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:25,773 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:25,774 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:25,854 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:25,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-12-06 03:52:25,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:25,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:25,885 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:25,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:25,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:25,885 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:25,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:25,887 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:25,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-12-06 03:52:26,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:26,853 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:26,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:26,885 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:26,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:26,985 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:27,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Ended with exit code 0 [2024-12-06 03:52:27,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:27,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:27,019 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:27,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:27,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:27,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:27,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:27,021 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:27,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-12-06 03:52:28,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:28,087 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:28,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:28,115 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:28,117 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:28,202 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:28,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Ended with exit code 0 [2024-12-06 03:52:28,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:28,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:28,238 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:28,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:28,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:28,238 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:28,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:28,239 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:28,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-12-06 03:52:29,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:29,308 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:29,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:29,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:29,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:29,435 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:29,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Ended with exit code 0 [2024-12-06 03:52:29,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:29,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:29,475 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:29,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:29,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:29,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:29,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:29,477 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:29,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-12-06 03:52:30,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:30,514 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:30,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:30,546 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:30,547 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:30,629 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:30,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Ended with exit code 0 [2024-12-06 03:52:30,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:30,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:30,666 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:30,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:30,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:30,667 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:30,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:30,668 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:30,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-12-06 03:52:31,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:31,785 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:31,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:31,814 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:31,815 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:31,908 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:31,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Ended with exit code 0 [2024-12-06 03:52:31,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:31,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:31,942 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:31,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:31,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:31,942 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:31,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:31,944 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:31,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-12-06 03:52:32,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:32,915 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:32,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:32,947 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:32,948 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:33,045 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:33,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Forceful destruction successful, exit code 0 [2024-12-06 03:52:33,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:33,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:33,085 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:33,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:33,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:33,086 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:33,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:33,087 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:33,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-12-06 03:52:34,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:34,220 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:34,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:34,252 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:34,253 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:34,357 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:34,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Ended with exit code 0 [2024-12-06 03:52:34,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:34,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:34,396 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:34,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:34,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:34,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:34,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:34,398 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:34,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-12-06 03:52:35,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:35,495 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:35,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:35,527 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:35,528 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:35,609 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:35,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Ended with exit code 0 [2024-12-06 03:52:35,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:35,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:35,652 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:35,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:35,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:35,652 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:35,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:35,653 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:35,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-12-06 03:52:36,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:36,874 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:36,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:36,903 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:36,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:36,990 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:37,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Ended with exit code 0 [2024-12-06 03:52:37,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:37,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:37,025 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:37,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:37,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:37,025 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:37,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:37,026 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:37,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-12-06 03:52:38,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:38,232 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:38,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:38,267 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:38,269 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:38,367 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:38,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Ended with exit code 0 [2024-12-06 03:52:38,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:38,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:38,403 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:38,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:38,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:38,404 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:38,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:38,405 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:38,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-12-06 03:52:39,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:39,495 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:39,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:39,529 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:39,530 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:39,619 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:39,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Ended with exit code 0 [2024-12-06 03:52:39,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:39,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:39,667 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:39,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:39,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:39,667 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:39,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:39,669 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:39,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-12-06 03:52:40,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:40,822 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:40,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:40,853 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:40,855 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:40,951 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:40,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Ended with exit code 0 [2024-12-06 03:52:40,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:40,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:40,984 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:40,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:40,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:40,984 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:40,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:40,986 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:40,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-12-06 03:52:42,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:42,225 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:42,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:42,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:42,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:42,347 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:42,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-12-06 03:52:42,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:42,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:42,379 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:42,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:42,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:42,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:42,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:42,381 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:42,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-12-06 03:52:43,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:43,574 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:43,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:43,602 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:43,603 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:43,701 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:43,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Ended with exit code 0 [2024-12-06 03:52:43,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:43,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:43,738 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:43,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:43,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:43,738 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:43,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:43,739 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:43,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-12-06 03:52:44,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:44,751 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:44,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:44,790 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:44,792 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:44,901 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:44,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Ended with exit code 0 [2024-12-06 03:52:44,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:44,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:44,942 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:44,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:44,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:44,942 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:44,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:44,944 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:44,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-12-06 03:52:46,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:46,202 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:46,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:46,239 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:46,241 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:46,339 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:46,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Ended with exit code 0 [2024-12-06 03:52:46,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:46,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:46,380 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:46,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:46,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:46,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:46,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:46,382 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:46,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-12-06 03:52:47,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:47,492 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:47,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:47,527 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:47,528 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:47,633 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:47,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Ended with exit code 0 [2024-12-06 03:52:47,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:47,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:47,674 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:47,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:47,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:47,675 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:47,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:47,676 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:47,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-12-06 03:52:48,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:48,833 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:48,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:48,868 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:48,870 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:48,977 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:48,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Ended with exit code 0 [2024-12-06 03:52:49,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:49,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:49,019 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:49,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:49,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:49,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:49,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:49,021 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:49,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-12-06 03:52:50,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:50,313 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:50,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:50,349 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:50,351 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:50,460 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:50,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Ended with exit code 0 [2024-12-06 03:52:50,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:50,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:50,512 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:50,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:50,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:50,512 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:50,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:50,513 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:50,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-12-06 03:52:51,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:51,787 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:51,823 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:51,824 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:51,938 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:51,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Ended with exit code 0 [2024-12-06 03:52:51,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:51,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:51,980 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:51,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:51,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:51,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:51,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:51,982 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:51,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-12-06 03:52:53,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:53,245 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:53,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:53,278 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:53,280 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:53,382 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:53,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Ended with exit code 0 [2024-12-06 03:52:53,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:53,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:53,424 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:53,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:53,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:53,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:53,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:53,426 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:53,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-12-06 03:52:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:54,537 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:54,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:54,581 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:54,680 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:54,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Ended with exit code 0 [2024-12-06 03:52:54,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:54,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:54,723 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:54,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:54,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:54,723 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:54,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:54,724 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:54,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-12-06 03:52:55,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:55,897 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:55,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:55,932 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:55,933 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:56,037 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:56,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Ended with exit code 0 [2024-12-06 03:52:56,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:56,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:56,078 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:56,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:56,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:56,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:56,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:56,080 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:56,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-12-06 03:52:57,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:57,175 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:57,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:57,210 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:57,211 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:57,308 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:57,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Ended with exit code 0 [2024-12-06 03:52:57,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:57,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:57,353 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:57,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:57,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:57,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:57,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:57,355 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:57,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-12-06 03:52:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:58,621 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:52:58,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:58,657 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:52:58,659 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:52:58,763 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:52:58,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Ended with exit code 0 [2024-12-06 03:52:58,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:52:58,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:52:58,814 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:52:58,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:52:58,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:52:58,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:52:58,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:52:58,815 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:52:58,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-12-06 03:52:59,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:52:59,976 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:00,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:00,008 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:00,009 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:00,124 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:00,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Ended with exit code 0 [2024-12-06 03:53:00,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:00,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:00,169 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:00,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:00,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:00,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:00,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:00,171 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:00,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-12-06 03:53:01,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:01,406 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:01,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:01,443 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:01,542 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:01,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Ended with exit code 0 [2024-12-06 03:53:01,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:01,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:01,586 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:01,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:01,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:01,586 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:01,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:01,588 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:01,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-12-06 03:53:02,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:02,860 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:02,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:02,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:02,895 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:03,021 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:03,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Ended with exit code 0 [2024-12-06 03:53:03,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:03,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:03,062 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:03,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:03,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:03,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:03,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:03,064 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:03,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-12-06 03:53:04,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:04,405 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:04,437 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:04,439 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:04,539 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:04,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Ended with exit code 0 [2024-12-06 03:53:04,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:04,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:04,581 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:04,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:04,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:04,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:04,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:04,583 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:04,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-12-06 03:53:05,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:05,886 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:05,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:05,918 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:05,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:06,016 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:06,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Ended with exit code 0 [2024-12-06 03:53:06,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:06,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:06,062 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:06,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:06,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:06,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:06,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:06,064 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:06,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-12-06 03:53:07,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:07,312 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:07,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:07,347 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:07,348 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:07,446 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:07,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Ended with exit code 0 [2024-12-06 03:53:07,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:07,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:07,489 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:07,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:07,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:07,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:07,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:07,490 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:07,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-12-06 03:53:08,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:08,767 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:08,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:08,798 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:08,799 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:08,891 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:08,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Ended with exit code 0 [2024-12-06 03:53:08,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:08,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:08,926 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:08,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:08,926 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:08,926 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:08,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:08,927 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:08,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-12-06 03:53:10,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:10,209 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:10,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:10,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:10,238 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:10,340 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:10,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Ended with exit code 0 [2024-12-06 03:53:10,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:10,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:10,376 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:10,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:10,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:10,376 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:10,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:10,377 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:10,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-12-06 03:53:11,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:11,683 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:11,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:11,716 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:11,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:11,823 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:11,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Ended with exit code 0 [2024-12-06 03:53:11,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:11,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:11,861 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:11,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:11,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:11,861 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:11,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:11,863 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:11,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-12-06 03:53:13,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:13,076 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:13,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:13,105 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:13,106 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:13,206 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:13,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Ended with exit code 0 [2024-12-06 03:53:13,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:13,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:13,243 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:13,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:13,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:13,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:13,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:13,244 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:13,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-12-06 03:53:14,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:14,487 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:14,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:14,519 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:14,521 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:14,626 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:14,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Ended with exit code 0 [2024-12-06 03:53:14,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:14,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:14,667 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:14,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:14,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:14,667 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:14,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:14,668 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:14,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-12-06 03:53:15,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:15,939 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:15,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:15,973 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:15,975 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:16,097 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:16,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Ended with exit code 0 [2024-12-06 03:53:16,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:16,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:16,142 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:16,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:16,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:16,142 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:16,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:16,143 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:16,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-12-06 03:53:17,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:17,487 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:17,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:17,521 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:17,523 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:17,634 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:17,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Ended with exit code 0 [2024-12-06 03:53:17,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:17,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:17,671 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:17,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:17,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:17,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:17,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:17,672 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:17,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-12-06 03:53:19,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:19,003 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:19,033 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:19,034 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:19,111 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:19,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Ended with exit code 0 [2024-12-06 03:53:19,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:19,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:19,156 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:19,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:19,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:19,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:19,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:19,158 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:19,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-12-06 03:53:20,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:20,435 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:20,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:20,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:20,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:20,579 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:20,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Ended with exit code 0 [2024-12-06 03:53:20,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:20,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:20,624 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:20,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:20,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:20,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:20,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:20,626 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:20,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-12-06 03:53:21,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:21,849 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:21,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:21,886 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:21,887 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:21,999 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:22,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Ended with exit code 0 [2024-12-06 03:53:22,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:22,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:22,052 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:22,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:22,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:22,052 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:22,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:22,053 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:22,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-12-06 03:53:23,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:23,481 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:23,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:23,520 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:23,521 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:23,652 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:23,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Ended with exit code 0 [2024-12-06 03:53:23,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:23,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:23,697 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:23,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:23,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:23,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:23,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:23,699 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:23,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Waiting until timeout for monitored process [2024-12-06 03:53:24,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:24,987 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:25,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:25,017 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:25,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:25,114 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:25,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Ended with exit code 0 [2024-12-06 03:53:25,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:25,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:25,157 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:25,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:25,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:25,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:25,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:25,158 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:25,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Waiting until timeout for monitored process [2024-12-06 03:53:26,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:26,495 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:26,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:26,531 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:26,533 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:26,620 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:26,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Ended with exit code 0 [2024-12-06 03:53:26,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:26,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:26,660 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:26,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:26,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:26,661 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:26,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:26,662 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:26,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Waiting until timeout for monitored process [2024-12-06 03:53:28,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:28,073 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:28,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:28,101 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:28,103 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:28,216 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:28,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Ended with exit code 0 [2024-12-06 03:53:28,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:28,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:28,259 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:28,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:28,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:28,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:28,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:28,261 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:28,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Waiting until timeout for monitored process [2024-12-06 03:53:29,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:29,643 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:29,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:29,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:29,680 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:29,782 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:29,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Ended with exit code 0 [2024-12-06 03:53:29,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:29,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:29,831 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:29,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:29,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:29,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:29,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:29,833 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:29,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Waiting until timeout for monitored process [2024-12-06 03:53:31,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:31,144 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:31,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:31,176 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:31,177 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:31,282 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:31,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Ended with exit code 0 [2024-12-06 03:53:31,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:31,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:31,322 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:31,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:31,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:31,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:31,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:31,324 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:31,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Waiting until timeout for monitored process [2024-12-06 03:53:32,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:32,675 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:32,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:32,711 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:32,712 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:32,825 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:32,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Ended with exit code 0 [2024-12-06 03:53:32,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:32,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:32,871 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:32,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:32,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:32,872 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:32,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:32,873 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:32,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Waiting until timeout for monitored process [2024-12-06 03:53:34,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:34,310 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:34,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:34,349 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:34,351 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:34,454 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:34,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Ended with exit code 0 [2024-12-06 03:53:34,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:34,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:34,500 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:34,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:34,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:34,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:34,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:34,502 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:34,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Waiting until timeout for monitored process [2024-12-06 03:53:35,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:35,936 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:35,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:35,968 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:35,969 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:36,048 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:36,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Forceful destruction successful, exit code 0 [2024-12-06 03:53:36,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:36,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:36,093 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:36,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:36,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:36,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:36,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:36,095 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:36,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Waiting until timeout for monitored process [2024-12-06 03:53:37,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:37,472 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:37,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:37,502 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:37,503 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:37,598 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:37,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Ended with exit code 0 [2024-12-06 03:53:37,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:37,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:37,639 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:37,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:37,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:37,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:37,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:37,641 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:37,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Waiting until timeout for monitored process [2024-12-06 03:53:38,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:38,947 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:38,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:38,983 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:38,985 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:39,092 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:39,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Ended with exit code 0 [2024-12-06 03:53:39,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:39,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:39,137 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:39,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:39,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:39,137 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:39,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:39,138 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:39,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Waiting until timeout for monitored process [2024-12-06 03:53:40,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:40,434 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:40,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:40,467 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:40,468 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:40,554 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:40,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Ended with exit code 0 [2024-12-06 03:53:40,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:40,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:40,597 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:40,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:40,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:40,597 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:40,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:40,599 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:40,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Waiting until timeout for monitored process [2024-12-06 03:53:42,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:42,031 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:42,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:42,066 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:42,068 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:42,168 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:42,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Ended with exit code 0 [2024-12-06 03:53:42,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:42,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:42,221 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:42,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:42,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:42,222 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:42,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:42,223 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:42,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Waiting until timeout for monitored process [2024-12-06 03:53:43,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:43,668 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:43,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:43,702 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:43,704 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:43,799 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:43,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Ended with exit code 0 [2024-12-06 03:53:43,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:43,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:43,854 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:43,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:43,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:43,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:43,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:43,856 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:43,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Waiting until timeout for monitored process [2024-12-06 03:53:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:45,300 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:45,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:45,336 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:45,338 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:45,445 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:45,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Ended with exit code 0 [2024-12-06 03:53:45,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:45,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:45,493 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:45,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:45,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:45,493 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:45,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:45,495 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:45,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Waiting until timeout for monitored process [2024-12-06 03:53:46,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:46,947 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:46,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:46,981 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:46,982 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:47,086 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:47,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Ended with exit code 0 [2024-12-06 03:53:47,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:47,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:47,130 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:47,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:47,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:47,130 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:47,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:47,132 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:47,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Waiting until timeout for monitored process [2024-12-06 03:53:48,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:48,429 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:48,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:48,464 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:48,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:48,572 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:48,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Ended with exit code 0 [2024-12-06 03:53:48,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:48,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:48,619 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:48,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:48,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:48,619 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:48,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:48,621 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:48,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Waiting until timeout for monitored process [2024-12-06 03:53:49,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:49,841 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:49,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:49,880 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:49,881 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:49,991 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:50,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Ended with exit code 0 [2024-12-06 03:53:50,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:50,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:50,039 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:50,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:50,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:50,039 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:50,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:50,041 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:50,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Waiting until timeout for monitored process [2024-12-06 03:53:51,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:51,514 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:51,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:51,548 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:51,550 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:51,669 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:51,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Ended with exit code 0 [2024-12-06 03:53:51,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:51,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:51,716 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:51,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:51,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:51,716 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:51,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:51,718 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:51,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Waiting until timeout for monitored process [2024-12-06 03:53:53,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:53,313 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:53,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:53,348 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:53,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:53,450 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:53,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Ended with exit code 0 [2024-12-06 03:53:53,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:53,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:53,497 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:53,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:53,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:53,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:53,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:53,499 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:53,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Waiting until timeout for monitored process [2024-12-06 03:53:54,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:54,971 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:54,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:55,001 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:55,002 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:55,093 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:55,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Ended with exit code 0 [2024-12-06 03:53:55,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:55,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:55,132 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:55,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:55,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:55,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:55,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:55,133 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:55,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Waiting until timeout for monitored process [2024-12-06 03:53:56,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:56,539 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:56,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:56,570 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:56,571 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:56,658 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:56,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Ended with exit code 0 [2024-12-06 03:53:56,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:56,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:56,697 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:56,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:56,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:56,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:56,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:56,698 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:56,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Waiting until timeout for monitored process [2024-12-06 03:53:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:58,096 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:58,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:58,129 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:58,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:58,213 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:58,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Ended with exit code 0 [2024-12-06 03:53:58,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:58,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:58,254 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:58,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:58,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:58,254 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:58,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:58,255 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:58,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Waiting until timeout for monitored process [2024-12-06 03:53:59,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:59,503 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:53:59,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:53:59,534 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:53:59,535 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:53:59,628 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:53:59,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Ended with exit code 0 [2024-12-06 03:53:59,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:53:59,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:53:59,673 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:53:59,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:53:59,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:53:59,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:53:59,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:53:59,674 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:53:59,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Waiting until timeout for monitored process [2024-12-06 03:54:01,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:01,181 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:01,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:01,214 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:01,216 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:01,321 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:01,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Ended with exit code 0 [2024-12-06 03:54:01,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:01,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:01,366 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:01,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:01,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:01,366 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:01,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:01,368 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:01,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Waiting until timeout for monitored process [2024-12-06 03:54:02,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:02,789 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:02,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:02,823 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:02,824 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:02,925 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:02,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Ended with exit code 0 [2024-12-06 03:54:02,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:02,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:02,966 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:02,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:02,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:02,966 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:02,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:02,968 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:02,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Waiting until timeout for monitored process [2024-12-06 03:54:04,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:04,464 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:04,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:04,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:04,496 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:04,596 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:04,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Ended with exit code 0 [2024-12-06 03:54:04,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:04,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:04,646 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:04,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:04,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:04,647 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:04,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:04,648 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:04,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Waiting until timeout for monitored process [2024-12-06 03:54:05,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:05,982 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:06,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:06,014 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:06,015 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:06,116 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:06,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Ended with exit code 0 [2024-12-06 03:54:06,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:06,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:06,165 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:06,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:06,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:06,165 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:06,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:06,167 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:06,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Waiting until timeout for monitored process [2024-12-06 03:54:07,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:07,653 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:07,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:07,685 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:07,686 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:07,781 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:07,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Ended with exit code 0 [2024-12-06 03:54:07,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:07,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:07,834 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:07,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:07,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:07,834 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:07,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:07,836 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:07,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Waiting until timeout for monitored process [2024-12-06 03:54:09,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:09,267 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:09,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:09,300 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:09,302 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:09,403 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:09,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Ended with exit code 0 [2024-12-06 03:54:09,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:09,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:09,450 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:09,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:09,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:09,450 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:09,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:09,452 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:09,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Waiting until timeout for monitored process [2024-12-06 03:54:10,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:10,740 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:10,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:10,779 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:10,780 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:10,866 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:10,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Ended with exit code 0 [2024-12-06 03:54:10,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:10,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:10,904 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:10,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:10,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:10,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:10,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:10,906 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:10,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Waiting until timeout for monitored process [2024-12-06 03:54:12,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:12,327 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:12,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:12,356 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:12,358 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:12,447 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:12,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Ended with exit code 0 [2024-12-06 03:54:12,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:12,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:12,488 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:12,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:12,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:12,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:12,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:12,490 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:12,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Waiting until timeout for monitored process [2024-12-06 03:54:13,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:13,948 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:13,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:13,983 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:13,984 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:14,091 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:14,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Ended with exit code 0 [2024-12-06 03:54:14,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:14,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:14,133 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:14,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:14,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:14,133 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:14,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:14,135 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:14,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Waiting until timeout for monitored process [2024-12-06 03:54:15,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:15,630 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:15,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:15,665 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:15,666 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:15,774 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:15,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Ended with exit code 0 [2024-12-06 03:54:15,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:15,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:15,818 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:15,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:15,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:15,818 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:15,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:15,820 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:15,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Waiting until timeout for monitored process [2024-12-06 03:54:17,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:17,281 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:17,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:17,313 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:17,314 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:17,404 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:17,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Ended with exit code 0 [2024-12-06 03:54:17,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:17,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:17,453 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:17,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:17,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:17,453 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:17,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:17,455 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:17,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Waiting until timeout for monitored process [2024-12-06 03:54:18,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:19,000 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:19,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:19,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:19,040 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:19,156 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:19,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Ended with exit code 0 [2024-12-06 03:54:19,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:19,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:19,212 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:19,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:19,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:19,212 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:19,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:19,214 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:19,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Waiting until timeout for monitored process [2024-12-06 03:54:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:20,719 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:20,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:20,750 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:20,752 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:20,855 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:20,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Ended with exit code 0 [2024-12-06 03:54:20,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:20,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:20,900 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:20,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:20,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:20,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:20,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:20,902 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:20,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Waiting until timeout for monitored process [2024-12-06 03:54:22,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:22,408 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:22,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:22,446 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:22,448 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:22,560 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:22,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Ended with exit code 0 [2024-12-06 03:54:22,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:22,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:22,604 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:22,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:22,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:22,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:22,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:22,606 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:22,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Waiting until timeout for monitored process [2024-12-06 03:54:24,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:24,264 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:24,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:24,300 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:24,302 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:24,403 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:24,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Ended with exit code 0 [2024-12-06 03:54:24,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:24,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:24,452 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:24,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:24,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:24,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:24,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:24,454 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:24,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Waiting until timeout for monitored process [2024-12-06 03:54:26,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:26,087 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:26,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:26,117 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:26,119 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:26,213 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:26,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Ended with exit code 0 [2024-12-06 03:54:26,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:26,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:26,253 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:26,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:26,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:26,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:26,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:26,255 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:26,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Waiting until timeout for monitored process [2024-12-06 03:54:27,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:27,871 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:27,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:27,912 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:27,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:28,012 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:28,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Ended with exit code 0 [2024-12-06 03:54:28,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:28,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:28,055 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:28,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:28,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:28,056 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:28,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:28,057 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:28,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Waiting until timeout for monitored process [2024-12-06 03:54:29,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:29,685 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:29,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:29,720 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:29,721 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:29,817 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:29,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Ended with exit code 0 [2024-12-06 03:54:29,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:29,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:29,866 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:29,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:29,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:29,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:29,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:29,868 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:29,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Waiting until timeout for monitored process [2024-12-06 03:54:31,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:31,520 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:31,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:31,553 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:31,554 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:31,663 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:31,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Ended with exit code 0 [2024-12-06 03:54:31,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:31,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:31,711 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:31,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:31,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:31,711 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:31,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:31,713 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:31,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Waiting until timeout for monitored process [2024-12-06 03:54:33,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:33,132 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:33,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:33,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:33,163 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:33,267 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:33,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Ended with exit code 0 [2024-12-06 03:54:33,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:33,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:33,316 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:33,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:33,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:33,317 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:33,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:33,318 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:33,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Waiting until timeout for monitored process [2024-12-06 03:54:34,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:34,889 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:34,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:34,918 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:34,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:35,004 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:35,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Ended with exit code 0 [2024-12-06 03:54:35,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:35,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:35,048 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:35,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:35,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:35,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:35,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:35,050 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:35,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Waiting until timeout for monitored process [2024-12-06 03:54:36,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:36,625 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:36,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:36,664 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:36,666 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:36,775 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:36,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Ended with exit code 0 [2024-12-06 03:54:36,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:36,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:36,825 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:36,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:36,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:36,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:36,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:36,827 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:36,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Waiting until timeout for monitored process [2024-12-06 03:54:38,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:38,475 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:38,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:38,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:38,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:38,615 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:38,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Forceful destruction successful, exit code 0 [2024-12-06 03:54:38,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:38,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:38,664 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:38,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:38,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:38,664 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:38,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:38,666 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:38,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Waiting until timeout for monitored process [2024-12-06 03:54:40,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:40,284 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:40,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:40,314 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:40,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:40,416 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:40,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Ended with exit code 0 [2024-12-06 03:54:40,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:40,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:40,464 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:40,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:40,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:40,464 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:40,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:40,466 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:40,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Waiting until timeout for monitored process [2024-12-06 03:54:42,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:42,045 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:42,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:42,077 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:42,078 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:42,168 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:42,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Ended with exit code 0 [2024-12-06 03:54:42,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:42,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:42,214 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:42,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:42,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:42,215 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:42,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:42,216 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:42,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Waiting until timeout for monitored process [2024-12-06 03:54:43,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:43,924 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:43,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:43,958 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:43,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:44,070 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:44,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Ended with exit code 0 [2024-12-06 03:54:44,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:44,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:44,117 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:44,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:44,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:44,117 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:44,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:44,118 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:44,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Waiting until timeout for monitored process [2024-12-06 03:54:45,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:45,852 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:45,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:45,881 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:45,883 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:45,962 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:45,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Ended with exit code 0 [2024-12-06 03:54:46,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:46,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:46,006 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:46,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:46,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:46,006 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:46,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:46,007 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:46,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Waiting until timeout for monitored process [2024-12-06 03:54:47,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:47,514 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:47,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:47,543 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:47,545 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:47,634 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:47,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Ended with exit code 0 [2024-12-06 03:54:47,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:47,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:47,684 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:47,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:47,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:47,684 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:47,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:47,685 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:47,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Waiting until timeout for monitored process [2024-12-06 03:54:49,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:49,320 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:49,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:49,351 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:49,352 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:49,446 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:49,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Ended with exit code 0 [2024-12-06 03:54:49,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:49,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:49,496 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:49,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:49,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:49,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:49,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:49,498 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:49,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Waiting until timeout for monitored process [2024-12-06 03:54:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:50,931 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:50,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:50,962 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:50,963 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:51,041 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:51,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Ended with exit code 0 [2024-12-06 03:54:51,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:51,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:51,081 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:51,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:51,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:51,081 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:51,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:51,083 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:51,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Waiting until timeout for monitored process [2024-12-06 03:54:52,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:52,575 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:52,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:52,604 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:52,606 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:52,709 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:52,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Ended with exit code 0 [2024-12-06 03:54:52,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:52,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:52,752 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:52,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:52,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:52,752 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:52,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:52,753 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:52,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Waiting until timeout for monitored process [2024-12-06 03:54:54,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:54,385 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:54,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:54,440 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:54,441 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:54,524 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:54,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Ended with exit code 0 [2024-12-06 03:54:54,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:54,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:54,566 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:54,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:54,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:54,566 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:54,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:54,567 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:54,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Waiting until timeout for monitored process [2024-12-06 03:54:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:56,238 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:56,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:56,267 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:56,268 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:56,365 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:56,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Ended with exit code 0 [2024-12-06 03:54:56,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:56,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:56,406 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:56,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:56,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:56,406 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:56,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:56,408 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:56,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Waiting until timeout for monitored process [2024-12-06 03:54:58,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:58,094 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:58,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:58,122 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:58,123 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:54:58,218 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:54:58,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Ended with exit code 0 [2024-12-06 03:54:58,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:54:58,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:54:58,271 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:54:58,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:54:58,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:54:58,271 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:54:58,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:54:58,273 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:54:58,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Waiting until timeout for monitored process [2024-12-06 03:54:59,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:59,902 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:54:59,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:54:59,941 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:54:59,943 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:00,051 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:00,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Ended with exit code 0 [2024-12-06 03:55:00,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:00,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:00,104 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:00,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:00,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:00,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:00,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:00,105 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:00,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Waiting until timeout for monitored process [2024-12-06 03:55:01,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:01,792 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:01,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:01,829 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:01,831 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:01,932 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:01,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Ended with exit code 0 [2024-12-06 03:55:01,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:01,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:01,974 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:01,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:01,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:01,974 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:01,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:01,975 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:01,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Waiting until timeout for monitored process [2024-12-06 03:55:03,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:03,484 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:03,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:03,514 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:03,516 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:03,611 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:03,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Ended with exit code 0 [2024-12-06 03:55:03,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:03,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:03,661 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:03,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:03,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:03,661 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:03,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:03,663 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:03,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Waiting until timeout for monitored process [2024-12-06 03:55:05,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:05,605 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:05,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:05,637 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:05,638 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:05,749 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:05,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Ended with exit code 0 [2024-12-06 03:55:05,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:05,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:05,799 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:05,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:05,799 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:05,799 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:05,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:05,801 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:05,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Waiting until timeout for monitored process [2024-12-06 03:55:07,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:07,522 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:07,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:07,557 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:07,558 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:07,661 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:07,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Ended with exit code 0 [2024-12-06 03:55:07,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:07,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:07,724 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:07,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:07,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:07,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:07,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:07,726 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:07,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Waiting until timeout for monitored process [2024-12-06 03:55:09,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:09,415 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:09,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:09,449 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:09,451 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:09,563 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:09,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Ended with exit code 0 [2024-12-06 03:55:09,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:09,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:09,616 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:09,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:09,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:09,616 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:09,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:09,617 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:09,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Waiting until timeout for monitored process [2024-12-06 03:55:11,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:11,325 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:11,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:11,361 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:11,362 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:11,461 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:11,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Ended with exit code 0 [2024-12-06 03:55:11,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:11,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:11,514 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:11,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:11,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:11,515 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:11,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:11,516 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:11,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Waiting until timeout for monitored process [2024-12-06 03:55:13,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:13,220 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:13,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:13,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:13,257 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:13,368 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:13,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Ended with exit code 0 [2024-12-06 03:55:13,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:13,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:13,421 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:13,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:13,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:13,421 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:13,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:13,422 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:13,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Waiting until timeout for monitored process [2024-12-06 03:55:15,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:15,185 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:15,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:15,228 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:15,229 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:15,334 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:15,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Ended with exit code 0 [2024-12-06 03:55:15,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:15,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:15,386 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:15,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:15,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:15,386 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:15,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:15,388 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:15,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Waiting until timeout for monitored process [2024-12-06 03:55:16,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:16,872 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:16,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:16,901 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:16,903 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:16,989 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:17,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Ended with exit code 0 [2024-12-06 03:55:17,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:17,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:17,033 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:17,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:17,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:17,033 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:17,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:17,034 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:17,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Waiting until timeout for monitored process [2024-12-06 03:55:18,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:18,761 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:18,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:18,792 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:18,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:18,887 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:18,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Ended with exit code 0 [2024-12-06 03:55:18,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:18,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:18,930 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:18,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:18,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:18,930 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:18,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:18,932 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:18,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Waiting until timeout for monitored process [2024-12-06 03:55:20,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:20,595 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:20,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:20,623 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:20,625 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:20,705 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:20,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Ended with exit code 0 [2024-12-06 03:55:20,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:20,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:20,748 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:20,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:20,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:20,748 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:20,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:20,750 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:20,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Waiting until timeout for monitored process [2024-12-06 03:55:22,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:22,487 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:22,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:22,515 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:22,516 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:22,618 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:22,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Ended with exit code 0 [2024-12-06 03:55:22,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:22,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:22,677 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:22,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:22,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:22,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:22,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:22,679 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:22,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Waiting until timeout for monitored process [2024-12-06 03:55:24,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:24,550 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:24,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:24,581 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:24,582 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:24,687 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:24,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Ended with exit code 0 [2024-12-06 03:55:24,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:24,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:24,731 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:24,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:24,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:24,732 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:24,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:24,733 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:24,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Waiting until timeout for monitored process [2024-12-06 03:55:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:26,510 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:26,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:26,541 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:26,542 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:26,622 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:26,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Ended with exit code 0 [2024-12-06 03:55:26,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:26,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:26,666 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:26,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:26,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:26,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:26,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:26,668 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:26,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Waiting until timeout for monitored process [2024-12-06 03:55:28,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:28,408 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:28,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:28,436 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:28,437 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:28,536 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:28,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Ended with exit code 0 [2024-12-06 03:55:28,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:28,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:28,590 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:28,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:28,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:28,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:28,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:28,592 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:28,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Waiting until timeout for monitored process [2024-12-06 03:55:30,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:30,183 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:30,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:30,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:30,218 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:30,321 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:30,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Ended with exit code 0 [2024-12-06 03:55:30,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:30,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:30,375 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:30,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:30,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:30,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:30,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:30,376 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:30,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Waiting until timeout for monitored process [2024-12-06 03:55:32,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:32,145 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:32,178 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:32,180 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:32,265 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:32,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Ended with exit code 0 [2024-12-06 03:55:32,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:32,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:32,327 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:32,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:32,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:32,327 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:32,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:32,329 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:32,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Waiting until timeout for monitored process [2024-12-06 03:55:34,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:34,133 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:34,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:34,170 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:34,172 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:34,282 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:34,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Ended with exit code 0 [2024-12-06 03:55:34,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:34,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:34,331 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:34,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:34,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:34,331 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:34,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:34,333 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:34,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Waiting until timeout for monitored process [2024-12-06 03:55:36,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:36,199 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:36,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:36,235 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:36,237 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:36,352 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:36,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Ended with exit code 0 [2024-12-06 03:55:36,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:36,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:36,406 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:36,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:36,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:36,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:36,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:36,408 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:36,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Waiting until timeout for monitored process [2024-12-06 03:55:38,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:38,343 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:38,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:38,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:38,373 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:38,457 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:38,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Ended with exit code 0 [2024-12-06 03:55:38,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:38,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:38,500 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:38,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:38,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:38,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:38,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:38,502 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:38,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Waiting until timeout for monitored process [2024-12-06 03:55:40,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:40,363 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:40,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:40,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:40,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:40,494 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:40,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Ended with exit code 0 [2024-12-06 03:55:40,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:40,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:40,540 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:40,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:40,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:40,540 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:40,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:40,541 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:40,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Waiting until timeout for monitored process [2024-12-06 03:55:42,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:42,125 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:42,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:42,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:42,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:42,255 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:42,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Ended with exit code 0 [2024-12-06 03:55:42,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:42,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:42,313 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:42,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:42,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:42,313 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:42,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:42,315 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:42,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Waiting until timeout for monitored process [2024-12-06 03:55:44,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:44,309 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:44,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:44,355 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:44,357 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:44,461 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:44,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Ended with exit code 0 [2024-12-06 03:55:44,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:44,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:44,513 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:44,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:44,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:44,513 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:44,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:44,515 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:44,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Waiting until timeout for monitored process [2024-12-06 03:55:46,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:46,111 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:46,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:46,145 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:46,147 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:46,236 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:46,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Ended with exit code 0 [2024-12-06 03:55:46,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:46,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:46,287 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:46,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:46,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:46,287 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:46,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:46,289 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:46,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Waiting until timeout for monitored process [2024-12-06 03:55:48,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:48,132 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:48,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:48,168 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:48,170 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:48,256 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:48,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Ended with exit code 0 [2024-12-06 03:55:48,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:48,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:48,304 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:48,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:48,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:48,304 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:48,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:48,305 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:48,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Waiting until timeout for monitored process [2024-12-06 03:55:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:50,147 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:50,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:50,185 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:50,186 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:50,281 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:50,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Ended with exit code 0 [2024-12-06 03:55:50,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:50,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:50,335 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:50,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:50,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:50,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:50,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:50,337 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:50,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Waiting until timeout for monitored process [2024-12-06 03:55:51,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:51,981 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:52,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:52,011 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:52,012 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:52,105 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:52,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Ended with exit code 0 [2024-12-06 03:55:52,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:52,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:52,157 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:52,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:52,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:52,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:52,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:52,159 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:52,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (303)] Waiting until timeout for monitored process [2024-12-06 03:55:54,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:54,226 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:54,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:54,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:54,350 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:54,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (303)] Ended with exit code 0 [2024-12-06 03:55:54,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:54,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:54,407 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:54,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:54,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:54,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:54,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:54,409 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:54,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (304)] Waiting until timeout for monitored process [2024-12-06 03:55:56,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:56,390 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:56,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:56,423 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:56,425 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:56,524 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:56,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (304)] Ended with exit code 0 [2024-12-06 03:55:56,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:56,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:56,586 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:56,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:56,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:56,586 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:56,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:56,587 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:56,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (305)] Waiting until timeout for monitored process [2024-12-06 03:55:58,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:58,483 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:55:58,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:58,520 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:55:58,521 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:55:58,600 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:55:58,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (305)] Ended with exit code 0 [2024-12-06 03:55:58,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:58,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:55:58,654 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:55:58,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:55:58,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:58,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:55:58,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:55:58,656 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:55:58,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (306)] Waiting until timeout for monitored process [2024-12-06 03:56:00,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:00,571 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:00,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:00,602 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:00,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:00,698 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:00,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (306)] Ended with exit code 0 [2024-12-06 03:56:00,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:00,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:00,760 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:00,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:00,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:00,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:00,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:00,762 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:00,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (307)] Waiting until timeout for monitored process [2024-12-06 03:56:02,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:02,554 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:02,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:02,585 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:02,586 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:02,683 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:02,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (307)] Ended with exit code 0 [2024-12-06 03:56:02,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:02,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:02,729 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:02,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:02,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:02,729 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:02,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:02,730 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:02,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (308)] Waiting until timeout for monitored process [2024-12-06 03:56:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:04,509 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:04,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:04,539 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:04,540 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:04,624 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:04,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (308)] Ended with exit code 0 [2024-12-06 03:56:04,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:04,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:04,676 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:04,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:04,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:04,677 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:04,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:04,678 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:04,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (309)] Waiting until timeout for monitored process [2024-12-06 03:56:06,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:06,546 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:06,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:06,581 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:06,688 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:06,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (309)] Ended with exit code 0 [2024-12-06 03:56:06,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:06,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:06,733 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:06,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:06,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:06,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:06,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:06,735 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:06,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (310)] Waiting until timeout for monitored process [2024-12-06 03:56:08,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:08,549 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:08,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:08,578 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:08,579 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:08,668 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:08,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (310)] Ended with exit code 0 [2024-12-06 03:56:08,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:08,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:08,724 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:08,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:08,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:08,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:08,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:08,725 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:08,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (311)] Waiting until timeout for monitored process [2024-12-06 03:56:10,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:10,874 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:10,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:10,912 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:10,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:11,035 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:11,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (311)] Ended with exit code 0 [2024-12-06 03:56:11,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:11,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:11,096 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:11,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:11,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:11,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:11,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:11,098 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:11,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (312)] Waiting until timeout for monitored process [2024-12-06 03:56:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:12,890 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:12,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:12,919 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:12,920 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:13,020 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:13,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (312)] Ended with exit code 0 [2024-12-06 03:56:13,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:13,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:13,068 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:13,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:13,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:13,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:13,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:13,070 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:13,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (313)] Waiting until timeout for monitored process [2024-12-06 03:56:14,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:14,790 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:14,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:14,825 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:14,826 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:14,922 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:14,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (313)] Ended with exit code 0 [2024-12-06 03:56:14,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:14,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:14,979 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:14,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:14,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:14,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:14,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:14,981 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:14,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (314)] Waiting until timeout for monitored process [2024-12-06 03:56:16,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:16,974 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:17,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:17,016 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:17,017 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:17,109 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:17,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (314)] Ended with exit code 0 [2024-12-06 03:56:17,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:17,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:17,160 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:17,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:17,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:17,161 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:17,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:17,162 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:17,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (315)] Waiting until timeout for monitored process [2024-12-06 03:56:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:18,970 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:19,000 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:19,002 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:19,082 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:19,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (315)] Ended with exit code 0 [2024-12-06 03:56:19,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:19,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:19,147 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:19,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:19,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:19,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:19,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:19,148 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:19,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (316)] Waiting until timeout for monitored process [2024-12-06 03:56:21,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:21,044 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:21,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:21,083 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:21,085 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:21,210 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:21,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (316)] Ended with exit code 0 [2024-12-06 03:56:21,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:21,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:21,270 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:21,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:21,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:21,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:21,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:21,272 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:21,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (317)] Waiting until timeout for monitored process [2024-12-06 03:56:23,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:23,445 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:23,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:23,484 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:23,486 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:23,583 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:23,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (317)] Ended with exit code 0 [2024-12-06 03:56:23,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:23,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:23,639 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:23,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:23,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:23,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:23,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:23,641 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:23,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (318)] Waiting until timeout for monitored process [2024-12-06 03:56:25,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:25,272 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:25,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:25,303 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:25,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:25,406 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:25,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (318)] Ended with exit code 0 [2024-12-06 03:56:25,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:25,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:25,457 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:25,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:25,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:25,457 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:25,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:25,458 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:25,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (319)] Waiting until timeout for monitored process [2024-12-06 03:56:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:27,376 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:27,408 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:27,409 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:27,504 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:27,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (319)] Ended with exit code 0 [2024-12-06 03:56:27,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:27,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:27,555 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:27,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:27,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:27,555 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:27,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:27,556 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:27,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (320)] Waiting until timeout for monitored process [2024-12-06 03:56:29,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:29,303 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:29,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:29,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:29,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:29,442 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:29,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (320)] Ended with exit code 0 [2024-12-06 03:56:29,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:29,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:29,488 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:29,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:29,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:29,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:29,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:29,489 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:29,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (321)] Waiting until timeout for monitored process [2024-12-06 03:56:31,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:31,410 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:31,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:31,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:31,442 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:31,547 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:31,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (321)] Ended with exit code 0 [2024-12-06 03:56:31,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:31,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:31,600 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:31,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:31,600 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:31,600 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:31,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:31,601 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:31,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (322)] Waiting until timeout for monitored process [2024-12-06 03:56:33,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:33,558 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:33,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:33,592 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:33,593 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:33,706 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:33,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (322)] Ended with exit code 0 [2024-12-06 03:56:33,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:33,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:33,763 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:33,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:33,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:33,763 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:33,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:33,765 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:33,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (323)] Waiting until timeout for monitored process [2024-12-06 03:56:35,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:35,738 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:35,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:35,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:35,768 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:35,843 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:35,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (323)] Ended with exit code 0 [2024-12-06 03:56:35,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:35,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:35,888 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:35,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:35,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:35,888 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:35,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:35,890 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:35,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (324)] Waiting until timeout for monitored process [2024-12-06 03:56:37,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:37,751 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:37,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:37,783 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:37,784 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:37,881 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:37,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (324)] Ended with exit code 0 [2024-12-06 03:56:37,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:37,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:37,934 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:37,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:37,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:37,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:37,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:37,936 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:37,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (325)] Waiting until timeout for monitored process [2024-12-06 03:56:39,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:39,888 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:39,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:39,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:39,921 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:40,017 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:40,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (325)] Ended with exit code 0 [2024-12-06 03:56:40,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:40,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:40,071 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:40,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:40,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:40,071 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:40,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:40,072 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:40,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (326)] Waiting until timeout for monitored process [2024-12-06 03:56:41,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:41,984 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:42,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:42,013 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:42,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:42,100 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:42,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (326)] Ended with exit code 0 [2024-12-06 03:56:42,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:42,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:42,149 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:42,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:42,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:42,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:42,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:42,151 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:42,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (327)] Waiting until timeout for monitored process [2024-12-06 03:56:43,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:43,937 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:43,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:43,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:43,971 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:44,081 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:44,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (327)] Ended with exit code 0 [2024-12-06 03:56:44,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:44,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:44,136 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:44,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:44,136 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:44,137 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:44,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:44,138 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:44,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (328)] Waiting until timeout for monitored process [2024-12-06 03:56:46,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:46,035 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:46,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:46,069 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:46,071 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:46,185 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:46,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (328)] Ended with exit code 0 [2024-12-06 03:56:46,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:46,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:46,241 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:46,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:46,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:46,241 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:46,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:46,242 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:46,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (329)] Waiting until timeout for monitored process [2024-12-06 03:56:48,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:48,190 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:48,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:48,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:48,222 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:48,320 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:48,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (329)] Ended with exit code 0 [2024-12-06 03:56:48,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:48,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:48,377 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:48,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:48,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:48,378 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:48,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:48,379 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:48,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (330)] Waiting until timeout for monitored process [2024-12-06 03:56:50,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:50,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:50,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:50,368 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:50,369 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:50,474 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:50,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (330)] Ended with exit code 0 [2024-12-06 03:56:50,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:50,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:50,524 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:50,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:50,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:50,525 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:50,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:50,526 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:50,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (331)] Waiting until timeout for monitored process [2024-12-06 03:56:52,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:52,418 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:52,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:52,449 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:52,450 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:52,534 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:52,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (331)] Ended with exit code 0 [2024-12-06 03:56:52,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:52,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:52,582 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:52,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:52,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:52,583 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:52,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:52,584 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:52,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (332)] Waiting until timeout for monitored process [2024-12-06 03:56:54,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:54,415 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:54,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:54,444 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:54,445 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:54,533 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:54,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (332)] Ended with exit code 0 [2024-12-06 03:56:54,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:54,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:54,582 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:54,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:54,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:54,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:54,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:54,583 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:54,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (333)] Waiting until timeout for monitored process [2024-12-06 03:56:56,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:56,543 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:56,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:56,571 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:56,572 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:56,658 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:56,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (333)] Ended with exit code 0 [2024-12-06 03:56:56,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:56,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:56,707 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:56,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:56,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:56,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:56,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:56,708 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:56,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (334)] Waiting until timeout for monitored process [2024-12-06 03:56:58,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:58,619 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:56:58,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:58,649 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:56:58,650 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:56:58,750 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:56:58,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (334)] Ended with exit code 0 [2024-12-06 03:56:58,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:58,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:56:58,805 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:56:58,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:56:58,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:58,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:56:58,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:56:58,807 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:56:58,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (335)] Waiting until timeout for monitored process [2024-12-06 03:57:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:00,738 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:00,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:00,769 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:00,770 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:00,864 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:00,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (335)] Ended with exit code 0 [2024-12-06 03:57:00,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:00,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:00,914 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:00,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:00,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:00,914 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:00,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:00,915 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:00,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (336)] Waiting until timeout for monitored process [2024-12-06 03:57:03,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:03,038 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:03,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:03,071 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:03,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:03,179 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:03,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (336)] Ended with exit code 0 [2024-12-06 03:57:03,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:03,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:03,234 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:03,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:03,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:03,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:03,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:03,236 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:03,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (337)] Waiting until timeout for monitored process [2024-12-06 03:57:05,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:05,198 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:05,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:05,227 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:05,229 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:05,308 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:05,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (337)] Ended with exit code 0 [2024-12-06 03:57:05,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:05,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:05,356 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:05,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:05,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:05,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:05,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:05,357 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:05,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (338)] Waiting until timeout for monitored process [2024-12-06 03:57:07,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:07,284 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:07,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:07,313 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:07,314 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:07,416 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:07,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (338)] Ended with exit code 0 [2024-12-06 03:57:07,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:07,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:07,466 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:07,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:07,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:07,466 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:07,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:07,467 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:07,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (339)] Waiting until timeout for monitored process [2024-12-06 03:57:09,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:09,422 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:09,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:09,452 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:09,536 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:09,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (339)] Ended with exit code 0 [2024-12-06 03:57:09,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:09,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:09,584 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:09,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:09,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:09,584 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:09,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:09,586 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:09,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (340)] Waiting until timeout for monitored process [2024-12-06 03:57:11,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:11,394 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:11,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:11,425 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:11,426 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:11,518 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:11,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (340)] Ended with exit code 0 [2024-12-06 03:57:11,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:11,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:11,569 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:11,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:11,569 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:11,569 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:11,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:11,570 INFO L229 MonitoredProcess]: Starting monitored process 341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:11,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (341)] Waiting until timeout for monitored process [2024-12-06 03:57:13,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:13,468 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:13,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:13,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:13,502 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:13,595 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:13,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (341)] Ended with exit code 0 [2024-12-06 03:57:13,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:13,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:13,646 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:13,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:13,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:13,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:13,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:13,648 INFO L229 MonitoredProcess]: Starting monitored process 342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:13,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (342)] Waiting until timeout for monitored process [2024-12-06 03:57:15,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:15,536 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:15,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:15,566 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:15,568 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:15,669 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:15,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (342)] Ended with exit code 0 [2024-12-06 03:57:15,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:15,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:15,719 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:15,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:15,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:15,720 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:15,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:15,721 INFO L229 MonitoredProcess]: Starting monitored process 343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:15,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (343)] Waiting until timeout for monitored process [2024-12-06 03:57:17,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:17,795 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:17,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:17,826 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:17,827 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:17,914 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:17,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (343)] Ended with exit code 0 [2024-12-06 03:57:17,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:17,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:17,964 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:17,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:17,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:17,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:17,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:17,965 INFO L229 MonitoredProcess]: Starting monitored process 344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:17,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (344)] Waiting until timeout for monitored process [2024-12-06 03:57:20,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:20,075 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:20,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:20,106 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:20,107 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:20,220 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:20,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (344)] Ended with exit code 0 [2024-12-06 03:57:20,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:20,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:20,276 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:20,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:20,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:20,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:20,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:20,278 INFO L229 MonitoredProcess]: Starting monitored process 345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:20,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (345)] Waiting until timeout for monitored process [2024-12-06 03:57:22,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:22,219 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:22,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:22,248 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:22,249 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:22,332 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:22,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (345)] Ended with exit code 0 [2024-12-06 03:57:22,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:22,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:22,386 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:22,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:22,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:22,386 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:22,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:22,388 INFO L229 MonitoredProcess]: Starting monitored process 346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:22,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (346)] Waiting until timeout for monitored process [2024-12-06 03:57:24,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:24,416 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:24,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:24,444 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:24,445 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:24,528 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:24,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (346)] Forceful destruction successful, exit code 0 [2024-12-06 03:57:24,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:24,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:24,576 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:24,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:24,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:24,576 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:24,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:24,578 INFO L229 MonitoredProcess]: Starting monitored process 347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:24,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (347)] Waiting until timeout for monitored process [2024-12-06 03:57:26,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:26,628 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:26,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:26,656 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:26,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:26,748 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:26,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (347)] Ended with exit code 0 [2024-12-06 03:57:26,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:26,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:26,795 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:26,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:26,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:26,795 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:26,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:26,796 INFO L229 MonitoredProcess]: Starting monitored process 348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:26,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (348)] Waiting until timeout for monitored process [2024-12-06 03:57:28,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:28,680 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:28,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:28,708 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:28,709 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:28,809 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:28,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (348)] Ended with exit code 0 [2024-12-06 03:57:28,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:28,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:28,861 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:28,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:28,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:28,862 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:28,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:28,863 INFO L229 MonitoredProcess]: Starting monitored process 349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:28,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (349)] Waiting until timeout for monitored process [2024-12-06 03:57:30,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:30,969 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:30,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:30,998 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:31,000 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:31,089 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:31,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (349)] Ended with exit code 0 [2024-12-06 03:57:31,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:31,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:31,139 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:31,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:31,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:31,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:31,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:31,140 INFO L229 MonitoredProcess]: Starting monitored process 350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:31,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (350)] Waiting until timeout for monitored process [2024-12-06 03:57:33,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:33,126 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:33,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:33,158 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:33,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:33,239 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:33,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (350)] Ended with exit code 0 [2024-12-06 03:57:33,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:33,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:33,290 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:33,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:33,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:33,290 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:33,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:33,291 INFO L229 MonitoredProcess]: Starting monitored process 351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:33,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (351)] Waiting until timeout for monitored process [2024-12-06 03:57:35,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:35,333 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:35,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:35,365 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:35,366 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:35,464 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:35,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (351)] Ended with exit code 0 [2024-12-06 03:57:35,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:35,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:35,515 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:35,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:35,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:35,515 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:35,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:35,516 INFO L229 MonitoredProcess]: Starting monitored process 352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:35,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (352)] Waiting until timeout for monitored process [2024-12-06 03:57:37,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:37,688 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:37,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:37,717 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:37,718 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:37,799 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:37,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (352)] Ended with exit code 0 [2024-12-06 03:57:37,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:37,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:37,848 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:37,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:37,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:37,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:37,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:37,849 INFO L229 MonitoredProcess]: Starting monitored process 353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:37,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (353)] Waiting until timeout for monitored process [2024-12-06 03:57:39,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:39,900 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:39,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:39,929 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:39,930 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:40,030 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:40,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (353)] Ended with exit code 0 [2024-12-06 03:57:40,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:40,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:40,081 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:40,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:40,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:40,081 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:40,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:40,083 INFO L229 MonitoredProcess]: Starting monitored process 354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:40,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (354)] Waiting until timeout for monitored process [2024-12-06 03:57:42,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:42,104 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:42,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:42,138 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:42,139 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:42,227 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:42,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (354)] Ended with exit code 0 [2024-12-06 03:57:42,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:42,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:42,267 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:42,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:42,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:42,267 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:42,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:42,269 INFO L229 MonitoredProcess]: Starting monitored process 355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:42,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (355)] Waiting until timeout for monitored process [2024-12-06 03:57:44,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:44,212 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:44,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:44,248 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:44,249 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:44,330 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:44,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (355)] Ended with exit code 0 [2024-12-06 03:57:44,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:44,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:44,366 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:44,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:44,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:44,366 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:44,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:44,367 INFO L229 MonitoredProcess]: Starting monitored process 356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:44,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (356)] Waiting until timeout for monitored process [2024-12-06 03:57:46,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:46,461 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:46,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:46,490 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:46,491 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:46,583 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:46,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (356)] Ended with exit code 0 [2024-12-06 03:57:46,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:46,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:46,617 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:46,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:46,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:46,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:46,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:46,619 INFO L229 MonitoredProcess]: Starting monitored process 357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:46,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (357)] Waiting until timeout for monitored process [2024-12-06 03:57:48,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:48,555 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:48,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:48,589 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:48,664 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:48,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (357)] Ended with exit code 0 [2024-12-06 03:57:48,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:48,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:48,699 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:48,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:48,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:48,699 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:48,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:48,700 INFO L229 MonitoredProcess]: Starting monitored process 358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:48,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (358)] Waiting until timeout for monitored process [2024-12-06 03:57:50,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:50,648 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:50,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:50,681 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:50,682 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:50,777 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:50,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (358)] Ended with exit code 0 [2024-12-06 03:57:50,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:50,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:50,811 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:50,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:50,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:50,811 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:50,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:50,812 INFO L229 MonitoredProcess]: Starting monitored process 359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:50,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (359)] Waiting until timeout for monitored process [2024-12-06 03:57:52,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:52,864 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:52,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:52,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:52,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:52,968 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:52,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (359)] Ended with exit code 0 [2024-12-06 03:57:53,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:53,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:53,002 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:53,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:53,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:53,002 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:53,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:53,004 INFO L229 MonitoredProcess]: Starting monitored process 360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:53,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (360)] Waiting until timeout for monitored process [2024-12-06 03:57:55,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:55,182 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:55,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:55,212 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:55,213 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:55,292 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:55,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (360)] Ended with exit code 0 [2024-12-06 03:57:55,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:55,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:55,327 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:55,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:55,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:55,327 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:55,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:55,328 INFO L229 MonitoredProcess]: Starting monitored process 361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:55,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (361)] Waiting until timeout for monitored process [2024-12-06 03:57:57,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:57,466 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:57,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:57,495 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:57,496 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:57,588 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:57:57,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (361)] Ended with exit code 0 [2024-12-06 03:57:57,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:57,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:57:57,629 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:57:57,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:57:57,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:57,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:57,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:57,630 INFO L229 MonitoredProcess]: Starting monitored process 362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:57,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (362)] Waiting until timeout for monitored process [2024-12-06 03:57:59,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:59,879 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:59,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:59,913 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:57:59,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:59,988 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:00,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (362)] Ended with exit code 0 [2024-12-06 03:58:00,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:00,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:00,023 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:00,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:00,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:00,023 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:00,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:00,024 INFO L229 MonitoredProcess]: Starting monitored process 363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:00,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (363)] Waiting until timeout for monitored process [2024-12-06 03:58:01,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:01,869 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:01,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:01,897 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:01,898 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:01,998 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:02,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (363)] Ended with exit code 0 [2024-12-06 03:58:02,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:02,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:02,035 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:02,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:02,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:02,035 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:02,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:02,036 INFO L229 MonitoredProcess]: Starting monitored process 364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:02,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (364)] Waiting until timeout for monitored process [2024-12-06 03:58:04,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:04,130 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:04,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:04,163 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:04,165 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:04,257 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:04,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (364)] Ended with exit code 0 [2024-12-06 03:58:04,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:04,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:04,292 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:04,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:04,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:04,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:04,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:04,294 INFO L229 MonitoredProcess]: Starting monitored process 365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:04,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (365)] Waiting until timeout for monitored process [2024-12-06 03:58:06,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:06,080 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:06,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:06,115 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:06,116 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:06,215 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:06,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (365)] Ended with exit code 0 [2024-12-06 03:58:06,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:06,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:06,251 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:06,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:06,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:06,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:06,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:06,252 INFO L229 MonitoredProcess]: Starting monitored process 366 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:06,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (366)] Waiting until timeout for monitored process [2024-12-06 03:58:08,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:08,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:08,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:08,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:08,371 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:08,453 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:08,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (366)] Ended with exit code 0 [2024-12-06 03:58:08,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:08,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:08,489 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:08,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:08,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:08,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:08,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:08,490 INFO L229 MonitoredProcess]: Starting monitored process 367 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:08,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (367)] Waiting until timeout for monitored process [2024-12-06 03:58:10,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:10,582 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:10,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:10,613 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:10,614 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:10,701 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:10,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (367)] Ended with exit code 0 [2024-12-06 03:58:10,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:10,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:10,734 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:10,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:10,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:10,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:10,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:10,736 INFO L229 MonitoredProcess]: Starting monitored process 368 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:10,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (368)] Waiting until timeout for monitored process [2024-12-06 03:58:12,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:12,826 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:12,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:12,855 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:12,856 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:12,945 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:12,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (368)] Ended with exit code 0 [2024-12-06 03:58:12,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:12,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:12,986 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:12,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:12,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:12,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:12,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:12,987 INFO L229 MonitoredProcess]: Starting monitored process 369 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:12,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (369)] Waiting until timeout for monitored process [2024-12-06 03:58:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:15,204 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:15,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:15,236 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:15,237 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:15,314 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:15,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (369)] Ended with exit code 0 [2024-12-06 03:58:15,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:15,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:15,352 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:15,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:15,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:15,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:15,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:15,353 INFO L229 MonitoredProcess]: Starting monitored process 370 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:15,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (370)] Waiting until timeout for monitored process [2024-12-06 03:58:17,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:17,485 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:17,519 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:17,520 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:17,618 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:17,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (370)] Ended with exit code 0 [2024-12-06 03:58:17,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:17,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:17,653 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:17,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:17,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:17,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:17,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:17,654 INFO L229 MonitoredProcess]: Starting monitored process 371 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:17,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (371)] Waiting until timeout for monitored process [2024-12-06 03:58:19,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:19,658 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:19,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:19,686 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:19,688 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:19,769 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:19,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (371)] Ended with exit code 0 [2024-12-06 03:58:19,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:19,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:19,804 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:19,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:19,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:19,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:19,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:19,806 INFO L229 MonitoredProcess]: Starting monitored process 372 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:19,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (372)] Waiting until timeout for monitored process [2024-12-06 03:58:22,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:22,000 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:22,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:22,040 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:22,041 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:22,126 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:22,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (372)] Ended with exit code 0 [2024-12-06 03:58:22,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:22,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:22,163 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:22,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:22,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:22,164 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:22,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:22,165 INFO L229 MonitoredProcess]: Starting monitored process 373 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:22,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (373)] Waiting until timeout for monitored process [2024-12-06 03:58:24,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:24,261 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:24,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:24,293 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:24,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:24,386 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:24,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (373)] Ended with exit code 0 [2024-12-06 03:58:24,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:24,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:24,420 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:24,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:24,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:24,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:24,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:24,421 INFO L229 MonitoredProcess]: Starting monitored process 374 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:24,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (374)] Waiting until timeout for monitored process [2024-12-06 03:58:26,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:26,692 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:26,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:26,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:26,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:26,825 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:26,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (374)] Ended with exit code 0 [2024-12-06 03:58:26,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:26,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:26,863 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:26,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:26,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:26,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:26,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:26,865 INFO L229 MonitoredProcess]: Starting monitored process 375 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:26,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (375)] Waiting until timeout for monitored process [2024-12-06 03:58:29,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:29,066 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:29,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:29,097 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:29,099 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:29,203 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:29,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (375)] Ended with exit code 0 [2024-12-06 03:58:29,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:29,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:29,242 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:29,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:29,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:29,242 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:29,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:29,243 INFO L229 MonitoredProcess]: Starting monitored process 376 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:29,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (376)] Waiting until timeout for monitored process [2024-12-06 03:58:31,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:31,376 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:31,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:31,406 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:31,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:31,494 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:31,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (376)] Ended with exit code 0 [2024-12-06 03:58:31,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:31,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:31,539 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:31,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:31,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:31,539 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:31,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:31,541 INFO L229 MonitoredProcess]: Starting monitored process 377 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:31,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (377)] Waiting until timeout for monitored process [2024-12-06 03:58:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:33,625 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:33,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:33,655 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:33,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:33,760 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:33,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (377)] Ended with exit code 0 [2024-12-06 03:58:33,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:33,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:33,797 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:33,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:33,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:33,797 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:33,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:33,798 INFO L229 MonitoredProcess]: Starting monitored process 378 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:33,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (378)] Waiting until timeout for monitored process [2024-12-06 03:58:35,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:35,904 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:35,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:35,937 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:35,938 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:36,033 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:36,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (378)] Ended with exit code 0 [2024-12-06 03:58:36,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:36,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:36,069 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:36,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:36,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:36,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:36,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:36,070 INFO L229 MonitoredProcess]: Starting monitored process 379 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:36,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (379)] Waiting until timeout for monitored process [2024-12-06 03:58:38,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:38,159 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:38,193 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:38,194 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:38,280 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:38,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (379)] Forceful destruction successful, exit code 0 [2024-12-06 03:58:38,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:38,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:38,320 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:38,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:38,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:38,320 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:38,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:38,322 INFO L229 MonitoredProcess]: Starting monitored process 380 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:38,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (380)] Waiting until timeout for monitored process [2024-12-06 03:58:40,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:40,475 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:40,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:40,504 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:40,506 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:40,592 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:40,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (380)] Ended with exit code 0 [2024-12-06 03:58:40,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:40,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:40,628 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:40,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:40,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:40,628 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:40,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:40,629 INFO L229 MonitoredProcess]: Starting monitored process 381 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:40,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (381)] Waiting until timeout for monitored process [2024-12-06 03:58:42,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:42,719 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:42,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:42,749 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:42,750 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:42,846 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:42,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (381)] Ended with exit code 0 [2024-12-06 03:58:42,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:42,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:42,883 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:42,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:42,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:42,883 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:42,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:42,884 INFO L229 MonitoredProcess]: Starting monitored process 382 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:42,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (382)] Waiting until timeout for monitored process [2024-12-06 03:58:45,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:45,116 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:45,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:45,146 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:45,148 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:45,242 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:45,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (382)] Ended with exit code 0 [2024-12-06 03:58:45,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:45,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:45,279 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:45,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:45,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:45,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:45,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:45,280 INFO L229 MonitoredProcess]: Starting monitored process 383 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:45,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (383)] Waiting until timeout for monitored process [2024-12-06 03:58:47,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:47,488 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:47,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:47,519 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:47,520 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:47,620 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:47,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (383)] Ended with exit code 0 [2024-12-06 03:58:47,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:47,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:47,658 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:47,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:47,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:47,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:47,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:47,659 INFO L229 MonitoredProcess]: Starting monitored process 384 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:47,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (384)] Waiting until timeout for monitored process [2024-12-06 03:58:49,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:49,904 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:49,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:49,933 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:49,934 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:50,032 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:50,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (384)] Ended with exit code 0 [2024-12-06 03:58:50,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:50,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:50,075 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:50,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:50,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:50,076 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:50,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:50,077 INFO L229 MonitoredProcess]: Starting monitored process 385 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:50,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (385)] Waiting until timeout for monitored process [2024-12-06 03:58:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:52,289 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:52,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:52,325 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:52,327 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:52,427 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:52,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (385)] Ended with exit code 0 [2024-12-06 03:58:52,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:52,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:52,466 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:52,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:52,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:52,466 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:52,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:52,468 INFO L229 MonitoredProcess]: Starting monitored process 386 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:52,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (386)] Waiting until timeout for monitored process [2024-12-06 03:58:54,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:54,825 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:54,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:54,856 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:54,857 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:54,950 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:54,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (386)] Ended with exit code 0 [2024-12-06 03:58:54,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:54,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:54,987 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:54,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:54,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:54,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:54,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:54,989 INFO L229 MonitoredProcess]: Starting monitored process 387 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:54,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (387)] Waiting until timeout for monitored process [2024-12-06 03:58:57,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:57,327 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:57,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:57,359 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:57,360 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:57,438 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:57,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (387)] Ended with exit code 0 [2024-12-06 03:58:57,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:57,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:57,481 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:57,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:57,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:57,481 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:57,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:57,482 INFO L229 MonitoredProcess]: Starting monitored process 388 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:57,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (388)] Waiting until timeout for monitored process [2024-12-06 03:58:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:59,794 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:58:59,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:59,824 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:58:59,825 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:58:59,915 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:58:59,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (388)] Ended with exit code 0 [2024-12-06 03:58:59,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:59,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:58:59,954 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:58:59,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:58:59,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:59,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:58:59,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:58:59,956 INFO L229 MonitoredProcess]: Starting monitored process 389 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:58:59,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (389)] Waiting until timeout for monitored process [2024-12-06 03:59:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:02,164 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:02,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:02,196 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:02,197 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:02,303 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:02,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (389)] Ended with exit code 0 [2024-12-06 03:59:02,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:02,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:02,341 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:02,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:02,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:02,341 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:02,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:02,343 INFO L229 MonitoredProcess]: Starting monitored process 390 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:02,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (390)] Waiting until timeout for monitored process [2024-12-06 03:59:04,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:04,640 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:04,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:04,674 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:04,676 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:04,774 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:04,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (390)] Ended with exit code 0 [2024-12-06 03:59:04,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:04,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:04,819 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:04,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:04,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:04,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:04,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:04,821 INFO L229 MonitoredProcess]: Starting monitored process 391 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:04,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (391)] Waiting until timeout for monitored process [2024-12-06 03:59:07,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:07,169 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:07,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:07,199 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:07,200 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:07,286 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:07,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (391)] Ended with exit code 0 [2024-12-06 03:59:07,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:07,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:07,323 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:07,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:07,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:07,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:07,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:07,324 INFO L229 MonitoredProcess]: Starting monitored process 392 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:07,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (392)] Waiting until timeout for monitored process [2024-12-06 03:59:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:09,611 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:09,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:09,640 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:09,642 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:09,739 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:09,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (392)] Ended with exit code 0 [2024-12-06 03:59:09,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:09,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:09,774 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:09,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:09,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:09,774 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:09,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:09,775 INFO L229 MonitoredProcess]: Starting monitored process 393 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:09,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (393)] Waiting until timeout for monitored process [2024-12-06 03:59:12,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:12,098 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:12,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:12,132 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:12,133 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:12,231 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:12,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (393)] Ended with exit code 0 [2024-12-06 03:59:12,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:12,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:12,269 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:12,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:12,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:12,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:12,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:12,270 INFO L229 MonitoredProcess]: Starting monitored process 394 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:12,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (394)] Waiting until timeout for monitored process [2024-12-06 03:59:14,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:14,542 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:14,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:14,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:14,573 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:14,656 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:14,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (394)] Ended with exit code 0 [2024-12-06 03:59:14,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:14,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:14,691 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:14,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:14,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:14,691 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:14,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:14,692 INFO L229 MonitoredProcess]: Starting monitored process 395 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:14,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (395)] Waiting until timeout for monitored process [2024-12-06 03:59:17,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:17,108 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:17,142 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:17,143 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:17,249 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:17,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (395)] Ended with exit code 0 [2024-12-06 03:59:17,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:17,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:17,288 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:17,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:17,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:17,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:17,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:17,289 INFO L229 MonitoredProcess]: Starting monitored process 396 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:17,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (396)] Waiting until timeout for monitored process [2024-12-06 03:59:19,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:19,532 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:19,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:19,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:19,564 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:19,652 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:19,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (396)] Ended with exit code 0 [2024-12-06 03:59:19,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:19,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:19,690 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:19,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:19,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:19,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:19,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:19,691 INFO L229 MonitoredProcess]: Starting monitored process 397 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:19,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (397)] Waiting until timeout for monitored process [2024-12-06 03:59:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:22,121 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:22,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:22,156 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:22,157 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:22,243 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:22,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (397)] Ended with exit code 0 [2024-12-06 03:59:22,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:22,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:22,281 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:22,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:22,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:22,281 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:22,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:22,283 INFO L229 MonitoredProcess]: Starting monitored process 398 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:22,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (398)] Waiting until timeout for monitored process [2024-12-06 03:59:24,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:24,498 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:24,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:24,527 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:24,529 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:24,623 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:24,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (398)] Ended with exit code 0 [2024-12-06 03:59:24,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:24,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:24,661 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:24,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:24,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:24,661 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:24,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:24,662 INFO L229 MonitoredProcess]: Starting monitored process 399 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:24,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (399)] Waiting until timeout for monitored process [2024-12-06 03:59:27,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:27,018 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:27,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:27,049 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:27,050 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:27,141 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:27,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (399)] Forceful destruction successful, exit code 0 [2024-12-06 03:59:27,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:27,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:27,179 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:27,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:27,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:27,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:27,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:27,181 INFO L229 MonitoredProcess]: Starting monitored process 400 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:27,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (400)] Waiting until timeout for monitored process [2024-12-06 03:59:29,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:29,398 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:29,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:29,429 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:29,430 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:29,513 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:29,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (400)] Ended with exit code 0 [2024-12-06 03:59:29,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:29,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:29,553 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:29,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:29,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:29,553 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:29,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:29,554 INFO L229 MonitoredProcess]: Starting monitored process 401 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:29,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (401)] Waiting until timeout for monitored process [2024-12-06 03:59:31,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:31,988 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:32,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:32,022 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:32,023 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:32,124 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:32,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (401)] Ended with exit code 0 [2024-12-06 03:59:32,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:32,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:32,170 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:32,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:32,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:32,170 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:32,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:32,171 INFO L229 MonitoredProcess]: Starting monitored process 402 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:32,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (402)] Waiting until timeout for monitored process [2024-12-06 03:59:34,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:34,606 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:34,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:34,636 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:34,638 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:34,741 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:34,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (402)] Ended with exit code 0 [2024-12-06 03:59:34,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:34,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:34,777 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:34,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:34,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:34,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:34,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:34,779 INFO L229 MonitoredProcess]: Starting monitored process 403 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:34,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (403)] Waiting until timeout for monitored process [2024-12-06 03:59:37,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:37,088 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:37,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:37,124 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:37,125 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:37,211 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:37,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (403)] Ended with exit code 0 [2024-12-06 03:59:37,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:37,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:37,257 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:37,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:37,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:37,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:37,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:37,258 INFO L229 MonitoredProcess]: Starting monitored process 404 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:37,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (404)] Waiting until timeout for monitored process [2024-12-06 03:59:39,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:39,614 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:39,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:39,646 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:39,647 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:39,732 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:39,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (404)] Ended with exit code 0 [2024-12-06 03:59:39,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:39,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:39,769 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:39,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:39,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:39,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:39,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:39,771 INFO L229 MonitoredProcess]: Starting monitored process 405 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:39,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (405)] Waiting until timeout for monitored process [2024-12-06 03:59:42,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:42,135 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:42,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:42,164 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:42,165 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:42,264 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:42,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (405)] Ended with exit code 0 [2024-12-06 03:59:42,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:42,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:42,304 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:42,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:42,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:42,304 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:42,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:42,305 INFO L229 MonitoredProcess]: Starting monitored process 406 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:42,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (406)] Waiting until timeout for monitored process [2024-12-06 03:59:44,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:44,871 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:44,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:44,906 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:44,907 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:45,014 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:45,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (406)] Ended with exit code 0 [2024-12-06 03:59:45,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:45,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:45,055 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:45,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:45,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:45,055 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:45,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:45,056 INFO L229 MonitoredProcess]: Starting monitored process 407 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:45,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (407)] Waiting until timeout for monitored process [2024-12-06 03:59:47,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:47,390 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:47,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:47,421 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:47,423 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:47,522 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:47,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (407)] Ended with exit code 0 [2024-12-06 03:59:47,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:47,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:47,561 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:47,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:47,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:47,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:47,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:47,562 INFO L229 MonitoredProcess]: Starting monitored process 408 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:47,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (408)] Waiting until timeout for monitored process [2024-12-06 03:59:49,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:49,873 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:49,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:49,905 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:49,906 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:49,996 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:50,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (408)] Ended with exit code 0 [2024-12-06 03:59:50,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:50,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:50,033 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:50,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:50,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:50,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:50,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:50,035 INFO L229 MonitoredProcess]: Starting monitored process 409 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:50,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (409)] Waiting until timeout for monitored process [2024-12-06 03:59:52,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:52,557 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:52,589 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:52,591 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:52,689 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:52,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (409)] Ended with exit code 0 [2024-12-06 03:59:52,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:52,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:52,727 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:52,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:52,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:52,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:52,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:52,729 INFO L229 MonitoredProcess]: Starting monitored process 410 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:52,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (410)] Waiting until timeout for monitored process [2024-12-06 03:59:55,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:55,276 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:55,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:55,308 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:55,309 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:55,407 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:55,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (410)] Ended with exit code 0 [2024-12-06 03:59:55,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:55,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:55,454 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:55,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:55,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:55,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:55,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:55,456 INFO L229 MonitoredProcess]: Starting monitored process 411 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:55,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (411)] Waiting until timeout for monitored process [2024-12-06 03:59:58,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:58,021 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:59:58,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:58,050 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 03:59:58,051 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:59:58,151 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 03:59:58,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (411)] Ended with exit code 0 [2024-12-06 03:59:58,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:58,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 03:59:58,192 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 03:59:58,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 03:59:58,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:58,192 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:58,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:59:58,193 INFO L229 MonitoredProcess]: Starting monitored process 412 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:59:58,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (412)] Waiting until timeout for monitored process [2024-12-06 04:00:00,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:00,661 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:00,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:00,690 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:00,691 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:00,786 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:00:00,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (412)] Ended with exit code 0 [2024-12-06 04:00:00,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:00,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:00:00,827 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:00:00,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:00:00,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:00,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:00,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:00,829 INFO L229 MonitoredProcess]: Starting monitored process 413 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:00,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (413)] Waiting until timeout for monitored process [2024-12-06 04:00:03,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:03,308 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:03,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:03,340 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:03,341 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:03,438 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:00:03,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (413)] Ended with exit code 0 [2024-12-06 04:00:03,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:03,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:00:03,478 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:00:03,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:00:03,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:03,478 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:03,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:03,479 INFO L229 MonitoredProcess]: Starting monitored process 414 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:03,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (414)] Waiting until timeout for monitored process [2024-12-06 04:00:05,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:05,942 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:05,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:05,972 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:05,973 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:06,056 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:00:06,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (414)] Ended with exit code 0 [2024-12-06 04:00:06,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:06,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:00:06,094 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:00:06,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:00:06,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:06,094 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:06,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:06,096 INFO L229 MonitoredProcess]: Starting monitored process 415 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:06,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (415)] Waiting until timeout for monitored process [2024-12-06 04:00:08,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:08,657 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:08,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:08,687 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:08,688 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:08,772 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:00:08,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (415)] Ended with exit code 0 [2024-12-06 04:00:08,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:08,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:00:08,810 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:00:08,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:00:08,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:08,810 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:08,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:08,811 INFO L229 MonitoredProcess]: Starting monitored process 416 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:08,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (416)] Waiting until timeout for monitored process [2024-12-06 04:00:11,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:11,335 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:11,364 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:11,365 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:11,466 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:00:11,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (416)] Ended with exit code 0 [2024-12-06 04:00:11,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:11,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:00:11,504 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:00:11,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:00:11,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:11,505 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:11,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:11,506 INFO L229 MonitoredProcess]: Starting monitored process 417 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:11,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (417)] Waiting until timeout for monitored process [2024-12-06 04:00:14,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:14,062 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:14,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:14,093 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:14,095 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:14,195 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:00:14,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (417)] Ended with exit code 0 [2024-12-06 04:00:14,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:14,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:00:14,233 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:00:14,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:00:14,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:14,233 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:14,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:14,234 INFO L229 MonitoredProcess]: Starting monitored process 418 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:14,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (418)] Waiting until timeout for monitored process [2024-12-06 04:00:16,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:16,733 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:16,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:16,770 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:16,772 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:16,868 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:00:16,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (418)] Ended with exit code 0 [2024-12-06 04:00:16,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:16,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:00:16,904 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:00:16,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:00:16,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:16,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:16,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:16,905 INFO L229 MonitoredProcess]: Starting monitored process 419 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:16,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (419)] Waiting until timeout for monitored process [2024-12-06 04:00:19,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:19,222 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:19,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:19,251 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:19,252 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:19,329 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:00:19,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (419)] Ended with exit code 0 [2024-12-06 04:00:19,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:19,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:00:19,367 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:00:19,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:00:19,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:19,367 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:19,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:19,368 INFO L229 MonitoredProcess]: Starting monitored process 420 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:19,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (420)] Waiting until timeout for monitored process [2024-12-06 04:00:21,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:21,886 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:21,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:21,918 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:21,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:22,016 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:00:22,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (420)] Ended with exit code 0 [2024-12-06 04:00:22,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:22,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:00:22,056 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:00:22,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:00:22,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:22,056 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:22,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:22,057 INFO L229 MonitoredProcess]: Starting monitored process 421 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:22,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (421)] Waiting until timeout for monitored process [2024-12-06 04:00:24,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:24,429 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:24,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:24,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:24,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:24,565 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:00:24,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (421)] Ended with exit code 0 [2024-12-06 04:00:24,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:24,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:00:24,615 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:00:24,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:00:24,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:24,616 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:24,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:24,617 INFO L229 MonitoredProcess]: Starting monitored process 422 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:24,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (422)] Waiting until timeout for monitored process [2024-12-06 04:00:27,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:27,142 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:27,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:27,173 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:27,174 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:27,262 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:00:27,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (422)] Ended with exit code 0 [2024-12-06 04:00:27,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:27,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:00:27,302 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:00:27,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:00:27,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:27,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:27,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:27,303 INFO L229 MonitoredProcess]: Starting monitored process 423 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:27,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (423)] Waiting until timeout for monitored process [2024-12-06 04:00:29,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:29,761 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:29,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:29,793 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:29,794 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:29,897 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:00:29,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (423)] Ended with exit code 0 [2024-12-06 04:00:29,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:29,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:00:29,938 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:00:29,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:00:29,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:29,938 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:29,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:29,939 INFO L229 MonitoredProcess]: Starting monitored process 424 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:29,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (424)] Waiting until timeout for monitored process [2024-12-06 04:00:32,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:32,389 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:32,421 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:32,422 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:32,528 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:00:32,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (424)] Ended with exit code 0 [2024-12-06 04:00:32,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:32,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:00:32,569 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:00:32,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:00:32,569 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:32,569 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:32,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:32,571 INFO L229 MonitoredProcess]: Starting monitored process 425 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:32,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (425)] Waiting until timeout for monitored process [2024-12-06 04:00:35,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:35,127 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:35,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:35,155 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:35,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:35,251 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:00:35,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (425)] Ended with exit code 0 [2024-12-06 04:00:35,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:35,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:00:35,288 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:00:35,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:00:35,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:35,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:35,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:35,290 INFO L229 MonitoredProcess]: Starting monitored process 426 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:35,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (426)] Waiting until timeout for monitored process [2024-12-06 04:00:37,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:37,875 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:37,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:37,905 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:37,906 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:38,001 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:00:38,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (426)] Ended with exit code 0 [2024-12-06 04:00:38,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:38,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:00:38,049 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:00:38,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:00:38,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:38,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:38,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:38,051 INFO L229 MonitoredProcess]: Starting monitored process 427 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:38,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (427)] Waiting until timeout for monitored process [2024-12-06 04:00:40,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:40,657 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:40,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:40,688 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:40,689 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:40,786 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:00:40,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (427)] Ended with exit code 0 [2024-12-06 04:00:40,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:40,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:00:40,838 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:00:40,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:00:40,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:40,838 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:40,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:40,840 INFO L229 MonitoredProcess]: Starting monitored process 428 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:40,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (428)] Waiting until timeout for monitored process [2024-12-06 04:00:43,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:43,466 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:43,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:43,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:43,501 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:43,596 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:00:43,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (428)] Ended with exit code 0 [2024-12-06 04:00:43,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:43,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:00:43,632 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:00:43,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:00:43,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:43,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:43,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:43,634 INFO L229 MonitoredProcess]: Starting monitored process 429 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:43,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (429)] Waiting until timeout for monitored process [2024-12-06 04:00:46,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:46,231 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:46,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:46,265 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:46,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:46,357 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:00:46,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (429)] Ended with exit code 0 [2024-12-06 04:00:46,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:46,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:00:46,397 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:00:46,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:00:46,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:46,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:46,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:46,398 INFO L229 MonitoredProcess]: Starting monitored process 430 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:46,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (430)] Waiting until timeout for monitored process [2024-12-06 04:00:48,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:48,971 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:49,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:49,004 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:49,005 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:49,104 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:00:49,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (430)] Ended with exit code 0 [2024-12-06 04:00:49,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:49,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:00:49,141 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:00:49,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:00:49,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:49,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:49,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:49,143 INFO L229 MonitoredProcess]: Starting monitored process 431 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:49,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (431)] Waiting until timeout for monitored process [2024-12-06 04:00:51,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:51,644 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:51,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:51,673 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:51,674 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:51,782 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:00:51,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (431)] Ended with exit code 0 [2024-12-06 04:00:51,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:51,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:00:51,822 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:00:51,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:00:51,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:51,822 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:51,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:51,823 INFO L229 MonitoredProcess]: Starting monitored process 432 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:51,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (432)] Waiting until timeout for monitored process [2024-12-06 04:00:54,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:54,544 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:54,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:54,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:54,574 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:54,667 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:00:54,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (432)] Ended with exit code 0 [2024-12-06 04:00:54,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:54,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:00:54,706 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:00:54,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:00:54,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:54,706 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:54,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:54,707 INFO L229 MonitoredProcess]: Starting monitored process 433 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:54,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (433)] Waiting until timeout for monitored process [2024-12-06 04:00:57,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:57,289 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:57,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:57,322 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:57,323 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:57,420 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:00:57,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (433)] Ended with exit code 0 [2024-12-06 04:00:57,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:57,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:00:57,458 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:00:57,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:00:57,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:57,458 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:57,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:57,460 INFO L229 MonitoredProcess]: Starting monitored process 434 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:57,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (434)] Waiting until timeout for monitored process [2024-12-06 04:01:00,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:00,096 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:00,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:00,128 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:00,129 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:00,239 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:01:00,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (434)] Ended with exit code 0 [2024-12-06 04:01:00,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:00,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:01:00,278 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:01:00,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:01:00,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:00,278 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:00,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:00,279 INFO L229 MonitoredProcess]: Starting monitored process 435 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:00,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (435)] Waiting until timeout for monitored process [2024-12-06 04:01:02,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:02,635 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:02,665 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:02,666 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:02,760 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:01:02,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (435)] Ended with exit code 0 [2024-12-06 04:01:02,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:02,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:01:02,799 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:01:02,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:01:02,799 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:02,799 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:02,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:02,801 INFO L229 MonitoredProcess]: Starting monitored process 436 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:02,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (436)] Waiting until timeout for monitored process [2024-12-06 04:01:05,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:05,524 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:05,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:05,556 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:05,557 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:05,659 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:01:05,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (436)] Forceful destruction successful, exit code 0 [2024-12-06 04:01:05,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:05,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:01:05,700 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:01:05,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:01:05,700 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:05,700 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:05,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:05,702 INFO L229 MonitoredProcess]: Starting monitored process 437 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:05,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (437)] Waiting until timeout for monitored process [2024-12-06 04:01:08,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:08,364 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:08,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:08,395 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:08,396 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:08,481 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:01:08,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (437)] Ended with exit code 0 [2024-12-06 04:01:08,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:08,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:01:08,530 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:01:08,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:01:08,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:08,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:08,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:08,531 INFO L229 MonitoredProcess]: Starting monitored process 438 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:08,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (438)] Waiting until timeout for monitored process [2024-12-06 04:01:11,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:11,199 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:11,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:11,232 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:11,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:11,320 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:01:11,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (438)] Ended with exit code 0 [2024-12-06 04:01:11,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:11,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:01:11,368 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:01:11,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:01:11,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:11,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:11,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:11,370 INFO L229 MonitoredProcess]: Starting monitored process 439 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:11,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (439)] Waiting until timeout for monitored process [2024-12-06 04:01:14,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:14,130 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:14,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:14,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:14,162 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:14,251 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:01:14,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (439)] Ended with exit code 0 [2024-12-06 04:01:14,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:14,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:01:14,300 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:01:14,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:01:14,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:14,300 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:14,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:14,302 INFO L229 MonitoredProcess]: Starting monitored process 440 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:14,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (440)] Waiting until timeout for monitored process [2024-12-06 04:01:16,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:16,875 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:16,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:16,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:16,909 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:17,003 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:01:17,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (440)] Ended with exit code 0 [2024-12-06 04:01:17,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:17,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:01:17,044 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:01:17,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:01:17,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:17,044 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:17,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:17,046 INFO L229 MonitoredProcess]: Starting monitored process 441 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:17,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (441)] Waiting until timeout for monitored process [2024-12-06 04:01:19,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:19,797 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:19,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:19,827 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:19,828 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:19,916 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:01:19,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (441)] Ended with exit code 0 [2024-12-06 04:01:19,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:19,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:01:19,956 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:01:19,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:01:19,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:19,956 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:19,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:19,958 INFO L229 MonitoredProcess]: Starting monitored process 442 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:19,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (442)] Waiting until timeout for monitored process [2024-12-06 04:01:22,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:22,659 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:22,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:22,699 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:22,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:22,793 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:01:22,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (442)] Ended with exit code 0 [2024-12-06 04:01:22,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:22,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:01:22,834 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:01:22,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:01:22,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:22,834 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:22,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:22,835 INFO L229 MonitoredProcess]: Starting monitored process 443 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:22,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (443)] Waiting until timeout for monitored process [2024-12-06 04:01:25,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:25,533 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:25,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:25,565 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:25,566 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:25,669 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:01:25,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (443)] Ended with exit code 0 [2024-12-06 04:01:25,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:25,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:01:25,705 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:01:25,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:01:25,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:25,705 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:25,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:25,706 INFO L229 MonitoredProcess]: Starting monitored process 444 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:25,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (444)] Waiting until timeout for monitored process [2024-12-06 04:01:28,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:28,303 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:28,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:28,334 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:28,335 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:28,431 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:01:28,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (444)] Ended with exit code 0 [2024-12-06 04:01:28,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:28,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:01:28,469 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:01:28,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:01:28,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:28,470 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:28,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:28,471 INFO L229 MonitoredProcess]: Starting monitored process 445 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:28,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (445)] Waiting until timeout for monitored process [2024-12-06 04:01:31,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:31,105 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:31,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:31,137 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:31,139 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:31,233 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:01:31,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (445)] Ended with exit code 0 [2024-12-06 04:01:31,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:31,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:01:31,273 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:01:31,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:01:31,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:31,274 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:31,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:31,275 INFO L229 MonitoredProcess]: Starting monitored process 446 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:31,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (446)] Waiting until timeout for monitored process [2024-12-06 04:01:33,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:33,755 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:33,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:33,787 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:33,788 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:33,875 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:01:33,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (446)] Ended with exit code 0 [2024-12-06 04:01:33,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:33,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:01:33,916 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:01:33,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:01:33,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:33,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:33,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:33,917 INFO L229 MonitoredProcess]: Starting monitored process 447 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:33,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (447)] Waiting until timeout for monitored process [2024-12-06 04:01:36,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:36,521 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:36,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:36,551 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:36,552 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:36,661 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:01:36,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (447)] Ended with exit code 0 [2024-12-06 04:01:36,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:36,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:01:36,702 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:01:36,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:01:36,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:36,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:36,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:36,704 INFO L229 MonitoredProcess]: Starting monitored process 448 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:36,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (448)] Waiting until timeout for monitored process [2024-12-06 04:01:39,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:39,472 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:39,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:39,502 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:39,503 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:39,603 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:01:39,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (448)] Ended with exit code 0 [2024-12-06 04:01:39,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:39,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:01:39,643 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:01:39,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:01:39,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:39,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:39,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:39,645 INFO L229 MonitoredProcess]: Starting monitored process 449 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:39,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (449)] Waiting until timeout for monitored process [2024-12-06 04:01:42,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:42,445 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:42,474 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:42,475 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:42,581 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:01:42,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (449)] Ended with exit code 0 [2024-12-06 04:01:42,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:42,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:01:42,623 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:01:42,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:01:42,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:42,623 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:42,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:42,624 INFO L229 MonitoredProcess]: Starting monitored process 450 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:42,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (450)] Waiting until timeout for monitored process [2024-12-06 04:01:45,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:45,287 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:45,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:45,316 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:45,317 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:45,412 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:01:45,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (450)] Ended with exit code 0 [2024-12-06 04:01:45,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:45,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:01:45,455 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:01:45,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:01:45,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:45,456 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:45,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:45,457 INFO L229 MonitoredProcess]: Starting monitored process 451 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:45,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (451)] Waiting until timeout for monitored process [2024-12-06 04:01:48,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:48,040 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:48,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:48,069 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:48,070 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:48,154 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:01:48,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (451)] Ended with exit code 0 [2024-12-06 04:01:48,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:48,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:01:48,193 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:01:48,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:01:48,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:48,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:48,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:48,195 INFO L229 MonitoredProcess]: Starting monitored process 452 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:48,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (452)] Waiting until timeout for monitored process [2024-12-06 04:01:50,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:50,852 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:50,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:50,883 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:50,884 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:50,995 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:01:51,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (452)] Ended with exit code 0 [2024-12-06 04:01:51,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:51,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:01:51,034 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:01:51,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:01:51,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:51,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:51,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:51,036 INFO L229 MonitoredProcess]: Starting monitored process 453 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:51,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (453)] Waiting until timeout for monitored process [2024-12-06 04:01:53,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:53,667 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:53,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:53,699 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:53,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:53,802 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:01:53,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (453)] Ended with exit code 0 [2024-12-06 04:01:53,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:53,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:01:53,840 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:01:53,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:01:53,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:53,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:53,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:53,841 INFO L229 MonitoredProcess]: Starting monitored process 454 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:53,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (454)] Waiting until timeout for monitored process [2024-12-06 04:01:56,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:56,462 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:56,492 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:56,493 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:56,588 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:01:56,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (454)] Ended with exit code 0 [2024-12-06 04:01:56,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:56,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:01:56,627 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:01:56,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:01:56,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:56,627 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:56,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:56,629 INFO L229 MonitoredProcess]: Starting monitored process 455 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:56,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (455)] Waiting until timeout for monitored process [2024-12-06 04:01:59,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:59,566 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:59,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:59,599 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:59,601 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:59,701 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:01:59,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (455)] Ended with exit code 0 [2024-12-06 04:01:59,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:59,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:01:59,739 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:01:59,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:01:59,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:59,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:59,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:59,741 INFO L229 MonitoredProcess]: Starting monitored process 456 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:59,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (456)] Waiting until timeout for monitored process [2024-12-06 04:02:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:02,487 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:02,516 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:02:02,517 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:02,612 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:02:02,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (456)] Ended with exit code 0 [2024-12-06 04:02:02,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:02,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:02:02,656 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:02:02,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:02:02,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:02,656 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:02,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:02,657 INFO L229 MonitoredProcess]: Starting monitored process 457 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:02,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (457)] Waiting until timeout for monitored process [2024-12-06 04:02:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:05,128 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:05,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:05,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:02:05,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:05,266 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:02:05,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (457)] Ended with exit code 0 [2024-12-06 04:02:05,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:05,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:02:05,306 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:02:05,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:02:05,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:05,306 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:05,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:05,308 INFO L229 MonitoredProcess]: Starting monitored process 458 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:05,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (458)] Waiting until timeout for monitored process [2024-12-06 04:02:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:07,901 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:07,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:07,933 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:02:07,934 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:08,034 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:02:08,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (458)] Ended with exit code 0 [2024-12-06 04:02:08,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:08,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:02:08,072 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:02:08,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:02:08,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:08,072 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:08,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:08,074 INFO L229 MonitoredProcess]: Starting monitored process 459 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:08,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (459)] Waiting until timeout for monitored process [2024-12-06 04:02:10,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:10,812 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:10,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:10,841 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:02:10,842 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:10,931 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:02:10,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (459)] Ended with exit code 0 [2024-12-06 04:02:10,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:10,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:02:10,977 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:02:10,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:02:10,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:10,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:10,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:10,979 INFO L229 MonitoredProcess]: Starting monitored process 460 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:10,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (460)] Waiting until timeout for monitored process [2024-12-06 04:02:13,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:13,750 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:13,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:13,780 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:02:13,781 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:13,877 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:02:13,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (460)] Ended with exit code 0 [2024-12-06 04:02:13,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:13,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:02:13,917 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:02:13,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:02:13,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:13,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:13,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:13,918 INFO L229 MonitoredProcess]: Starting monitored process 461 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:13,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (461)] Waiting until timeout for monitored process [2024-12-06 04:02:16,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:16,707 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:16,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:16,738 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:02:16,739 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:16,833 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:02:16,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (461)] Ended with exit code 0 [2024-12-06 04:02:16,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:16,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:02:16,873 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:02:16,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:02:16,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:16,874 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:16,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:16,875 INFO L229 MonitoredProcess]: Starting monitored process 462 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:16,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (462)] Waiting until timeout for monitored process [2024-12-06 04:02:19,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:19,666 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:19,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:19,695 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:02:19,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:19,790 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:02:19,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (462)] Ended with exit code 0 [2024-12-06 04:02:19,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:19,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:02:19,831 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:02:19,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:02:19,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:19,831 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:19,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:19,833 INFO L229 MonitoredProcess]: Starting monitored process 463 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:19,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (463)] Waiting until timeout for monitored process [2024-12-06 04:02:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:22,491 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:22,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:22,523 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:02:22,525 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:22,616 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:02:22,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (463)] Ended with exit code 0 [2024-12-06 04:02:22,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:22,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:02:22,658 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:02:22,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:02:22,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:22,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:22,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:22,660 INFO L229 MonitoredProcess]: Starting monitored process 464 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:22,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (464)] Waiting until timeout for monitored process [2024-12-06 04:02:25,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:25,665 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:25,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:25,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:02:25,698 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:25,784 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:02:25,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (464)] Ended with exit code 0 [2024-12-06 04:02:25,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:25,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:02:25,830 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:02:25,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:02:25,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:25,830 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:25,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:25,831 INFO L229 MonitoredProcess]: Starting monitored process 465 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:25,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (465)] Waiting until timeout for monitored process [2024-12-06 04:02:28,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:28,611 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:28,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:28,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:02:28,645 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:28,737 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:02:28,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (465)] Ended with exit code 0 [2024-12-06 04:02:28,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:28,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:02:28,777 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:02:28,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:02:28,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:28,777 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:28,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:28,778 INFO L229 MonitoredProcess]: Starting monitored process 466 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:28,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (466)] Waiting until timeout for monitored process [2024-12-06 04:02:31,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:31,584 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:31,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:31,613 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:02:31,614 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:31,697 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:02:31,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (466)] Ended with exit code 0 [2024-12-06 04:02:31,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:31,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:02:31,739 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:02:31,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:02:31,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:31,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:31,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:31,740 INFO L229 MonitoredProcess]: Starting monitored process 467 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:31,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (467)] Waiting until timeout for monitored process [2024-12-06 04:02:34,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:34,486 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:34,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:34,515 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:02:34,516 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:34,606 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:02:34,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (467)] Ended with exit code 0 [2024-12-06 04:02:34,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:34,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:02:34,653 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:02:34,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:02:34,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:34,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:34,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:34,655 INFO L229 MonitoredProcess]: Starting monitored process 468 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:34,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (468)] Waiting until timeout for monitored process [2024-12-06 04:02:37,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:37,442 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:37,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:37,471 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:02:37,473 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:37,565 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:02:37,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (468)] Ended with exit code 0 [2024-12-06 04:02:37,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:37,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:02:37,604 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:02:37,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:02:37,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:37,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:37,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:37,605 INFO L229 MonitoredProcess]: Starting monitored process 469 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:37,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (469)] Waiting until timeout for monitored process [2024-12-06 04:02:40,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:40,375 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:40,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:40,405 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:02:40,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:40,505 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:02:40,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (469)] Ended with exit code 0 [2024-12-06 04:02:40,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:40,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:02:40,546 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:02:40,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:02:40,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:40,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:40,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:40,548 INFO L229 MonitoredProcess]: Starting monitored process 470 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:40,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (470)] Waiting until timeout for monitored process [2024-12-06 04:02:43,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:43,507 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:43,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:43,540 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:02:43,541 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:43,629 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:02:43,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (470)] Ended with exit code 0 [2024-12-06 04:02:43,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:43,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:02:43,669 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:02:43,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:02:43,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:43,669 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:43,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:43,670 INFO L229 MonitoredProcess]: Starting monitored process 471 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:43,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (471)] Waiting until timeout for monitored process [2024-12-06 04:02:46,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:46,454 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:46,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:46,484 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:02:46,485 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:46,583 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:02:46,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (471)] Ended with exit code 0 [2024-12-06 04:02:46,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:46,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:02:46,621 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:02:46,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:02:46,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:46,621 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:46,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:46,622 INFO L229 MonitoredProcess]: Starting monitored process 472 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:46,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (472)] Waiting until timeout for monitored process [2024-12-06 04:02:49,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:49,598 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:49,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:49,629 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:02:49,630 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:49,715 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:02:49,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (472)] Ended with exit code 0 [2024-12-06 04:02:49,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:49,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:02:49,755 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:02:49,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:02:49,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:49,755 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:49,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:49,756 INFO L229 MonitoredProcess]: Starting monitored process 473 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:49,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (473)] Waiting until timeout for monitored process [2024-12-06 04:02:52,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:52,624 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:52,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:52,655 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:02:52,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:52,745 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:02:52,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (473)] Ended with exit code 0 [2024-12-06 04:02:52,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:52,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:02:52,795 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:02:52,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:02:52,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:52,795 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:52,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:52,796 INFO L229 MonitoredProcess]: Starting monitored process 474 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:52,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (474)] Waiting until timeout for monitored process [2024-12-06 04:02:55,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:55,505 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:55,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:55,536 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:02:55,537 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:55,636 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:02:55,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (474)] Ended with exit code 0 [2024-12-06 04:02:55,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:55,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:02:55,675 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:02:55,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:02:55,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:55,675 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:55,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:55,677 INFO L229 MonitoredProcess]: Starting monitored process 475 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:55,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (475)] Waiting until timeout for monitored process [2024-12-06 04:02:58,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:58,287 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:58,317 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:02:58,319 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:58,406 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:02:58,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (475)] Ended with exit code 0 [2024-12-06 04:02:58,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:58,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:02:58,446 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:02:58,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:02:58,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:58,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:58,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:58,448 INFO L229 MonitoredProcess]: Starting monitored process 476 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:58,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (476)] Waiting until timeout for monitored process [2024-12-06 04:03:00,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:00,838 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:00,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:00,868 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:03:00,869 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:00,955 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:03:00,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (476)] Ended with exit code 0 [2024-12-06 04:03:00,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:00,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:03:00,996 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:03:00,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:03:00,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:00,996 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:00,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:00,997 INFO L229 MonitoredProcess]: Starting monitored process 477 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:00,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (477)] Waiting until timeout for monitored process [2024-12-06 04:03:03,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:03,912 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:03,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:03,943 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:03:03,945 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:04,040 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:03:04,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (477)] Ended with exit code 0 [2024-12-06 04:03:04,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:04,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:03:04,081 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:03:04,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:03:04,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:04,081 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:04,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:04,082 INFO L229 MonitoredProcess]: Starting monitored process 478 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:04,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (478)] Waiting until timeout for monitored process [2024-12-06 04:03:07,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:07,041 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:07,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:07,077 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:03:07,078 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:07,176 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:03:07,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (478)] Ended with exit code 0 [2024-12-06 04:03:07,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:07,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:03:07,218 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:03:07,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:03:07,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:07,218 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:07,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:07,220 INFO L229 MonitoredProcess]: Starting monitored process 479 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:07,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (479)] Waiting until timeout for monitored process [2024-12-06 04:03:10,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:10,084 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:10,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:10,115 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:03:10,116 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:10,197 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:03:10,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (479)] Ended with exit code 0 [2024-12-06 04:03:10,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:10,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:03:10,245 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:03:10,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:03:10,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:10,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:10,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:10,247 INFO L229 MonitoredProcess]: Starting monitored process 480 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:10,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (480)] Waiting until timeout for monitored process [2024-12-06 04:03:13,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:13,060 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:13,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:13,094 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:03:13,095 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:13,196 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:03:13,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (480)] Ended with exit code 0 [2024-12-06 04:03:13,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:13,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:03:13,241 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:03:13,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:03:13,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:13,241 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:13,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:13,242 INFO L229 MonitoredProcess]: Starting monitored process 481 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:13,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (481)] Waiting until timeout for monitored process [2024-12-06 04:03:16,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:16,188 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:16,225 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:03:16,226 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:16,309 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:03:16,333 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (481)] Ended with exit code 0 [2024-12-06 04:03:16,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:16,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:03:16,347 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:03:16,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:03:16,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:16,348 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:16,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:16,349 INFO L229 MonitoredProcess]: Starting monitored process 482 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:16,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (482)] Waiting until timeout for monitored process [2024-12-06 04:03:19,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:19,268 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:19,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:19,300 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:03:19,301 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:19,389 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:03:19,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (482)] Ended with exit code 0 [2024-12-06 04:03:19,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:19,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:03:19,431 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:03:19,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:03:19,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:19,431 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:19,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:19,433 INFO L229 MonitoredProcess]: Starting monitored process 483 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:19,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (483)] Waiting until timeout for monitored process [2024-12-06 04:03:22,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:22,272 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:03:22,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:03:22,304 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:03:22,305 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:03:22,399 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 04:03:22,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (483)] Ended with exit code 0 [2024-12-06 04:03:22,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:03:22,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2024-12-06 04:03:22,447 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2024-12-06 04:03:22,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 04:03:22,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:03:22,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:03:22,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:03:22,448 INFO L229 MonitoredProcess]: Starting monitored process 484 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:03:22,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72a8fc8d-ee62-4648-8f49-99a138f1b017/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (484)] Waiting until timeout for monitored process