./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/reducercommutativity/rangesum40.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_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/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_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/rangesum40.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/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_ff16dd7c-89e1-4795-af90-58186ac844d0/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 a418834dbd1069728d4982a06f4275da717a1d93e3d5061fbbc21c5c3a319ddf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:14:36,739 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:14:36,792 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:14:36,796 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:14:36,796 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:14:36,814 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:14:36,814 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:14:36,815 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:14:36,815 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:14:36,815 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:14:36,815 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:14:36,815 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:14:36,815 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:14:36,815 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:14:36,816 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:14:36,816 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:14:36,816 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:14:36,816 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:14:36,816 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:14:36,816 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:14:36,816 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:14:36,816 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:14:36,816 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:14:36,816 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:14:36,817 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:14:36,817 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:14:36,817 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:14:36,817 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:14:36,817 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:14:36,817 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:14:36,817 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:14:36,817 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:14:36,817 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:14:36,817 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_ff16dd7c-89e1-4795-af90-58186ac844d0/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 -> a418834dbd1069728d4982a06f4275da717a1d93e3d5061fbbc21c5c3a319ddf [2024-12-05 23:14:37,046 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:14:37,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:14:37,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:14:37,057 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:14:37,058 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:14:37,059 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/reducercommutativity/rangesum40.i [2024-12-05 23:14:40,104 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/data/0a81f9b90/f87a205d77844a9aba4e4fde8004dc3f/FLAGd8ea40f15 [2024-12-05 23:14:40,308 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:14:40,309 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/sv-benchmarks/c/reducercommutativity/rangesum40.i [2024-12-05 23:14:40,316 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/data/0a81f9b90/f87a205d77844a9aba4e4fde8004dc3f/FLAGd8ea40f15 [2024-12-05 23:14:40,332 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/data/0a81f9b90/f87a205d77844a9aba4e4fde8004dc3f [2024-12-05 23:14:40,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:14:40,336 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:14:40,337 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:14:40,337 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:14:40,341 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:14:40,342 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:14:40" (1/1) ... [2024-12-05 23:14:40,342 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d442831 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:40, skipping insertion in model container [2024-12-05 23:14:40,343 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:14:40" (1/1) ... [2024-12-05 23:14:40,360 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:14:40,547 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_ff16dd7c-89e1-4795-af90-58186ac844d0/sv-benchmarks/c/reducercommutativity/rangesum40.i[1465,1478] [2024-12-05 23:14:40,551 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:14:40,561 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:14:40,585 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_ff16dd7c-89e1-4795-af90-58186ac844d0/sv-benchmarks/c/reducercommutativity/rangesum40.i[1465,1478] [2024-12-05 23:14:40,586 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:14:40,606 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:14:40,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:40 WrapperNode [2024-12-05 23:14:40,607 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:14:40,609 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:14:40,609 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:14:40,609 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:14:40,617 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:40" (1/1) ... [2024-12-05 23:14:40,625 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:40" (1/1) ... [2024-12-05 23:14:40,645 INFO L138 Inliner]: procedures = 17, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2024-12-05 23:14:40,646 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:14:40,646 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:14:40,646 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:14:40,646 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:14:40,656 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:40" (1/1) ... [2024-12-05 23:14:40,656 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:40" (1/1) ... [2024-12-05 23:14:40,658 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:40" (1/1) ... [2024-12-05 23:14:40,658 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:40" (1/1) ... [2024-12-05 23:14:40,665 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:40" (1/1) ... [2024-12-05 23:14:40,666 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:40" (1/1) ... [2024-12-05 23:14:40,670 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:40" (1/1) ... [2024-12-05 23:14:40,671 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:40" (1/1) ... [2024-12-05 23:14:40,672 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:40" (1/1) ... [2024-12-05 23:14:40,674 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:14:40,675 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:14:40,676 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:14:40,676 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:14:40,677 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:14:40" (1/1) ... [2024-12-05 23:14:40,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:14:40,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:14:40,713 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:14:40,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:14:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:14:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:14:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 23:14:40,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 23:14:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:14:40,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:14:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 23:14:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure rangesum [2024-12-05 23:14:40,750 INFO L138 BoogieDeclarations]: Found implementation of procedure rangesum [2024-12-05 23:14:40,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 23:14:40,831 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:14:40,834 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:14:41,016 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-12-05 23:14:41,016 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:14:41,081 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:14:41,081 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-05 23:14:41,081 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:14:41 BoogieIcfgContainer [2024-12-05 23:14:41,081 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:14:41,082 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:14:41,082 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:14:41,095 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:14:41,095 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:14:41" (1/1) ... [2024-12-05 23:14:41,104 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:14:41,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:41,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-12-05 23:14:41,165 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-12-05 23:14:41,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 23:14:41,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:41,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:41,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:41,504 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-05 23:14:41,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:41,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2024-12-05 23:14:41,558 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2024-12-05 23:14:41,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 23:14:41,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:41,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:41,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:41,730 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-05 23:14:41,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:41,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2024-12-05 23:14:41,802 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-12-05 23:14:41,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:14:41,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:41,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:41,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:41,912 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 23:14:41,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:41,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-12-05 23:14:41,948 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-12-05 23:14:41,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:14:41,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:41,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:41,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:42,070 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-05 23:14:42,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:42,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-12-05 23:14:42,144 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-12-05 23:14:42,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 23:14:42,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:42,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:42,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:42,286 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:42,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:42,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2024-12-05 23:14:42,327 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-12-05 23:14:42,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-05 23:14:42,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:42,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:42,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:42,455 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:42,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:42,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2024-12-05 23:14:42,537 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2024-12-05 23:14:42,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 23:14:42,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:42,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:42,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:42,686 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:42,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:42,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2024-12-05 23:14:42,766 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2024-12-05 23:14:42,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 23:14:42,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:42,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:42,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:42,934 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:43,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:43,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-12-05 23:14:43,034 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-12-05 23:14:43,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 23:14:43,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:43,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:43,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:43,239 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:43,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:43,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2024-12-05 23:14:43,344 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2024-12-05 23:14:43,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-05 23:14:43,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:43,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:43,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:43,576 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:43,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:43,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-12-05 23:14:43,681 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-12-05 23:14:43,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-05 23:14:43,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:43,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:43,905 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:44,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:44,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2024-12-05 23:14:44,008 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2024-12-05 23:14:44,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-05 23:14:44,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:44,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:44,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:44,209 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:44,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:44,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2024-12-05 23:14:44,314 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-12-05 23:14:44,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-05 23:14:44,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:44,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:44,522 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:44,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:44,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2024-12-05 23:14:44,633 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2024-12-05 23:14:44,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 23:14:44,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:44,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:44,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:44,837 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:44,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:44,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2024-12-05 23:14:44,943 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2024-12-05 23:14:44,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-05 23:14:44,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:44,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:44,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:45,123 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:45,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:45,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2024-12-05 23:14:45,248 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2024-12-05 23:14:45,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-05 23:14:45,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:45,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:45,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:45,442 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:45,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:45,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2024-12-05 23:14:45,559 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2024-12-05 23:14:45,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 23:14:45,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:45,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:45,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:45,753 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:45,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:45,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2024-12-05 23:14:45,869 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2024-12-05 23:14:45,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-05 23:14:45,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:45,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:45,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:46,056 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:46,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:46,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2024-12-05 23:14:46,181 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2024-12-05 23:14:46,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 23:14:46,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:46,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:46,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:46,372 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:46,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:46,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2024-12-05 23:14:46,490 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2024-12-05 23:14:46,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 23:14:46,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:46,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:46,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:46,677 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:46,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:46,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2024-12-05 23:14:46,797 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2024-12-05 23:14:46,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-05 23:14:46,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:46,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:46,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:47,002 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:47,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:47,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 38 states and 48 transitions. [2024-12-05 23:14:47,128 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2024-12-05 23:14:47,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-05 23:14:47,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:47,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:47,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:47,322 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:47,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:47,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2024-12-05 23:14:47,455 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2024-12-05 23:14:47,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 23:14:47,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:47,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:47,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:47,768 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:47,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:47,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2024-12-05 23:14:47,895 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2024-12-05 23:14:47,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-05 23:14:47,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:47,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:47,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:48,136 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:48,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:48,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2024-12-05 23:14:48,272 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2024-12-05 23:14:48,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 23:14:48,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:48,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:48,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:48,487 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:48,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:48,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2024-12-05 23:14:48,620 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2024-12-05 23:14:48,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-05 23:14:48,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:48,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:48,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:48,842 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:48,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:48,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 43 states and 53 transitions. [2024-12-05 23:14:48,983 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 53 transitions. [2024-12-05 23:14:48,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-05 23:14:48,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:48,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:49,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:49,213 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:49,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:49,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 44 states and 54 transitions. [2024-12-05 23:14:49,351 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2024-12-05 23:14:49,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-05 23:14:49,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:49,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:49,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:49,584 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:49,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:49,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 45 states and 55 transitions. [2024-12-05 23:14:49,730 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2024-12-05 23:14:49,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-05 23:14:49,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:49,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:49,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:49,972 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:50,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:50,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 46 states and 56 transitions. [2024-12-05 23:14:50,116 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 56 transitions. [2024-12-05 23:14:50,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-05 23:14:50,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:50,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:50,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:50,410 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:50,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:50,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 47 states and 57 transitions. [2024-12-05 23:14:50,557 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2024-12-05 23:14:50,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-05 23:14:50,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:50,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:50,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:50,819 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:50,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:50,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2024-12-05 23:14:50,977 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2024-12-05 23:14:50,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 23:14:50,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:50,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:51,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:51,250 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:51,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:51,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 49 states and 59 transitions. [2024-12-05 23:14:51,386 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2024-12-05 23:14:51,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-05 23:14:51,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:51,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:51,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:51,778 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:51,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:51,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 60 transitions. [2024-12-05 23:14:51,930 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2024-12-05 23:14:51,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-05 23:14:51,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:51,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:51,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:52,402 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:52,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:52,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2024-12-05 23:14:52,544 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2024-12-05 23:14:52,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-05 23:14:52,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:52,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:52,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:52,934 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:53,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:53,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 52 states and 62 transitions. [2024-12-05 23:14:53,095 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2024-12-05 23:14:53,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 23:14:53,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:53,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:53,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:53,474 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:53,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:53,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 53 states and 63 transitions. [2024-12-05 23:14:53,623 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2024-12-05 23:14:53,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-12-05 23:14:53,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:53,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:54,023 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:54,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:54,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 54 states and 64 transitions. [2024-12-05 23:14:54,174 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2024-12-05 23:14:54,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-05 23:14:54,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:54,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:54,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:54,541 INFO L134 CoverageAnalysis]: Checked inductivity of 606 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:54,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:54,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 55 states and 65 transitions. [2024-12-05 23:14:54,688 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2024-12-05 23:14:54,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-12-05 23:14:54,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:54,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:54,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:55,011 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:55,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:55,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 56 states and 66 transitions. [2024-12-05 23:14:55,133 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 66 transitions. [2024-12-05 23:14:55,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-12-05 23:14:55,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:55,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:55,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:55,452 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:55,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:55,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 57 states and 67 transitions. [2024-12-05 23:14:55,608 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2024-12-05 23:14:55,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-05 23:14:55,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:55,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:55,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:55,943 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:56,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:56,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 58 states and 68 transitions. [2024-12-05 23:14:56,099 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions. [2024-12-05 23:14:56,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-12-05 23:14:56,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:56,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:56,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:56,485 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:56,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:56,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 59 states and 69 transitions. [2024-12-05 23:14:56,664 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 69 transitions. [2024-12-05 23:14:56,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-12-05 23:14:56,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:56,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:56,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:57,114 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:57,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:57,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 60 states and 70 transitions. [2024-12-05 23:14:57,284 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 70 transitions. [2024-12-05 23:14:57,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-05 23:14:57,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:57,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:57,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:57,674 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 23:14:57,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:57,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 61 states and 70 transitions. [2024-12-05 23:14:57,866 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 70 transitions. [2024-12-05 23:14:57,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-12-05 23:14:57,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:57,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:57,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:58,005 INFO L134 CoverageAnalysis]: Checked inductivity of 865 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 842 trivial. 0 not checked. [2024-12-05 23:14:58,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:58,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 62 states and 71 transitions. [2024-12-05 23:14:58,161 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 71 transitions. [2024-12-05 23:14:58,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-05 23:14:58,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:58,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:58,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:58,327 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 855 trivial. 0 not checked. [2024-12-05 23:14:58,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:58,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 63 states and 72 transitions. [2024-12-05 23:14:58,510 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2024-12-05 23:14:58,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-12-05 23:14:58,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:58,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:58,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:58,663 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 872 trivial. 0 not checked. [2024-12-05 23:14:58,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:58,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 64 states and 73 transitions. [2024-12-05 23:14:58,832 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 73 transitions. [2024-12-05 23:14:58,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-05 23:14:58,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:58,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:58,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:58,994 INFO L134 CoverageAnalysis]: Checked inductivity of 982 backedges. 0 proven. 89 refuted. 0 times theorem prover too weak. 893 trivial. 0 not checked. [2024-12-05 23:14:59,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:59,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 65 states and 74 transitions. [2024-12-05 23:14:59,152 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 74 transitions. [2024-12-05 23:14:59,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 23:14:59,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:59,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:59,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:59,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1039 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 918 trivial. 0 not checked. [2024-12-05 23:14:59,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:59,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 66 states and 75 transitions. [2024-12-05 23:14:59,509 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 75 transitions. [2024-12-05 23:14:59,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-05 23:14:59,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:59,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:59,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:59,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1105 backedges. 0 proven. 158 refuted. 0 times theorem prover too weak. 947 trivial. 0 not checked. [2024-12-05 23:14:59,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:59,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 67 states and 76 transitions. [2024-12-05 23:14:59,876 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 76 transitions. [2024-12-05 23:14:59,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-05 23:14:59,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:59,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:59,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:00,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1180 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 980 trivial. 0 not checked. [2024-12-05 23:15:00,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:00,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 68 states and 77 transitions. [2024-12-05 23:15:00,246 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 77 transitions. [2024-12-05 23:15:00,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-05 23:15:00,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:00,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:00,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:00,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1264 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 1017 trivial. 0 not checked. [2024-12-05 23:15:00,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:00,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 69 states and 78 transitions. [2024-12-05 23:15:00,639 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 78 transitions. [2024-12-05 23:15:00,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-12-05 23:15:00,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:00,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:00,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:00,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1357 backedges. 0 proven. 299 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2024-12-05 23:15:01,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:01,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 70 states and 79 transitions. [2024-12-05 23:15:01,063 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 79 transitions. [2024-12-05 23:15:01,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-05 23:15:01,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:01,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:01,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:01,312 INFO L134 CoverageAnalysis]: Checked inductivity of 1459 backedges. 0 proven. 356 refuted. 0 times theorem prover too weak. 1103 trivial. 0 not checked. [2024-12-05 23:15:01,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:01,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 71 states and 80 transitions. [2024-12-05 23:15:01,511 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 80 transitions. [2024-12-05 23:15:01,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-12-05 23:15:01,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:01,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:01,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1570 backedges. 0 proven. 418 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2024-12-05 23:15:02,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:02,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 72 states and 81 transitions. [2024-12-05 23:15:02,015 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 81 transitions. [2024-12-05 23:15:02,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-12-05 23:15:02,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:02,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:02,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:02,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1690 backedges. 0 proven. 485 refuted. 0 times theorem prover too weak. 1205 trivial. 0 not checked. [2024-12-05 23:15:02,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:02,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 73 states and 82 transitions. [2024-12-05 23:15:02,535 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 82 transitions. [2024-12-05 23:15:02,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-12-05 23:15:02,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:02,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:02,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:02,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1819 backedges. 0 proven. 557 refuted. 0 times theorem prover too weak. 1262 trivial. 0 not checked. [2024-12-05 23:15:03,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:03,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 74 states and 83 transitions. [2024-12-05 23:15:03,051 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 83 transitions. [2024-12-05 23:15:03,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-05 23:15:03,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:03,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:03,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:03,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1957 backedges. 0 proven. 634 refuted. 0 times theorem prover too weak. 1323 trivial. 0 not checked. [2024-12-05 23:15:03,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:03,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 75 states and 84 transitions. [2024-12-05 23:15:03,572 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 84 transitions. [2024-12-05 23:15:03,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-05 23:15:03,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:03,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:03,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:03,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2104 backedges. 0 proven. 716 refuted. 0 times theorem prover too weak. 1388 trivial. 0 not checked. [2024-12-05 23:15:04,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:04,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 76 states and 85 transitions. [2024-12-05 23:15:04,109 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions. [2024-12-05 23:15:04,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-12-05 23:15:04,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:04,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:04,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:04,466 INFO L134 CoverageAnalysis]: Checked inductivity of 2260 backedges. 0 proven. 803 refuted. 0 times theorem prover too weak. 1457 trivial. 0 not checked. [2024-12-05 23:15:04,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:04,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 77 states and 86 transitions. [2024-12-05 23:15:04,658 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 86 transitions. [2024-12-05 23:15:04,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-05 23:15:04,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:04,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:04,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:05,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2425 backedges. 0 proven. 895 refuted. 0 times theorem prover too weak. 1530 trivial. 0 not checked. [2024-12-05 23:15:05,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:05,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 78 states and 87 transitions. [2024-12-05 23:15:05,337 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2024-12-05 23:15:05,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-12-05 23:15:05,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:05,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:05,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:05,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2599 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 1607 trivial. 0 not checked. [2024-12-05 23:15:06,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:06,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 79 states and 88 transitions. [2024-12-05 23:15:06,109 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 88 transitions. [2024-12-05 23:15:06,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-12-05 23:15:06,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:06,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:06,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:06,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2782 backedges. 0 proven. 1094 refuted. 0 times theorem prover too weak. 1688 trivial. 0 not checked. [2024-12-05 23:15:06,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:06,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 80 states and 89 transitions. [2024-12-05 23:15:06,835 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 89 transitions. [2024-12-05 23:15:06,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-12-05 23:15:06,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:06,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:06,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:07,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2974 backedges. 0 proven. 1201 refuted. 0 times theorem prover too weak. 1773 trivial. 0 not checked. [2024-12-05 23:15:07,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:07,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 81 states and 90 transitions. [2024-12-05 23:15:07,465 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 90 transitions. [2024-12-05 23:15:07,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-12-05 23:15:07,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:07,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:07,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:07,921 INFO L134 CoverageAnalysis]: Checked inductivity of 3175 backedges. 0 proven. 1313 refuted. 0 times theorem prover too weak. 1862 trivial. 0 not checked. [2024-12-05 23:15:08,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:08,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 82 states and 91 transitions. [2024-12-05 23:15:08,142 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 91 transitions. [2024-12-05 23:15:08,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-05 23:15:08,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:08,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:08,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:08,617 INFO L134 CoverageAnalysis]: Checked inductivity of 3385 backedges. 0 proven. 1430 refuted. 0 times theorem prover too weak. 1955 trivial. 0 not checked. [2024-12-05 23:15:08,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:08,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 83 states and 92 transitions. [2024-12-05 23:15:08,841 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 92 transitions. [2024-12-05 23:15:08,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-12-05 23:15:08,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:08,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:08,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:09,411 INFO L134 CoverageAnalysis]: Checked inductivity of 3604 backedges. 0 proven. 1552 refuted. 0 times theorem prover too weak. 2052 trivial. 0 not checked. [2024-12-05 23:15:09,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:09,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 84 states and 93 transitions. [2024-12-05 23:15:09,646 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 93 transitions. [2024-12-05 23:15:09,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-12-05 23:15:09,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:09,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:09,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:10,193 INFO L134 CoverageAnalysis]: Checked inductivity of 3832 backedges. 0 proven. 1679 refuted. 0 times theorem prover too weak. 2153 trivial. 0 not checked. [2024-12-05 23:15:10,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:10,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 85 states and 94 transitions. [2024-12-05 23:15:10,436 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 94 transitions. [2024-12-05 23:15:10,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-12-05 23:15:10,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:10,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:10,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:10,985 INFO L134 CoverageAnalysis]: Checked inductivity of 4069 backedges. 0 proven. 1811 refuted. 0 times theorem prover too weak. 2258 trivial. 0 not checked. [2024-12-05 23:15:11,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:11,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 86 states and 95 transitions. [2024-12-05 23:15:11,239 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 95 transitions. [2024-12-05 23:15:11,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-05 23:15:11,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:11,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:11,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:11,798 INFO L134 CoverageAnalysis]: Checked inductivity of 4315 backedges. 0 proven. 1948 refuted. 0 times theorem prover too weak. 2367 trivial. 0 not checked. [2024-12-05 23:15:12,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:12,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 87 states and 96 transitions. [2024-12-05 23:15:12,069 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 96 transitions. [2024-12-05 23:15:12,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-12-05 23:15:12,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:12,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:12,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:12,669 INFO L134 CoverageAnalysis]: Checked inductivity of 4570 backedges. 0 proven. 2090 refuted. 0 times theorem prover too weak. 2480 trivial. 0 not checked. [2024-12-05 23:15:12,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:12,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 88 states and 97 transitions. [2024-12-05 23:15:12,906 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 97 transitions. [2024-12-05 23:15:12,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-12-05 23:15:12,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:12,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:12,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:13,520 INFO L134 CoverageAnalysis]: Checked inductivity of 4834 backedges. 0 proven. 2237 refuted. 0 times theorem prover too weak. 2597 trivial. 0 not checked. [2024-12-05 23:15:13,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:13,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 89 states and 98 transitions. [2024-12-05 23:15:13,761 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 98 transitions. [2024-12-05 23:15:13,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-12-05 23:15:13,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:13,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:14,469 INFO L134 CoverageAnalysis]: Checked inductivity of 5107 backedges. 0 proven. 2389 refuted. 0 times theorem prover too weak. 2718 trivial. 0 not checked. [2024-12-05 23:15:14,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:14,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 90 states and 99 transitions. [2024-12-05 23:15:14,768 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 99 transitions. [2024-12-05 23:15:14,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-12-05 23:15:14,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:14,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:14,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:15,470 INFO L134 CoverageAnalysis]: Checked inductivity of 5389 backedges. 0 proven. 2546 refuted. 0 times theorem prover too weak. 2843 trivial. 0 not checked. [2024-12-05 23:15:15,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:15,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 91 states and 100 transitions. [2024-12-05 23:15:15,724 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 100 transitions. [2024-12-05 23:15:15,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-12-05 23:15:15,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:15,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:15,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:16,423 INFO L134 CoverageAnalysis]: Checked inductivity of 5680 backedges. 0 proven. 2708 refuted. 0 times theorem prover too weak. 2972 trivial. 0 not checked. [2024-12-05 23:15:16,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:16,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 92 states and 101 transitions. [2024-12-05 23:15:16,699 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 101 transitions. [2024-12-05 23:15:16,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-12-05 23:15:16,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:16,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:16,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:17,409 INFO L134 CoverageAnalysis]: Checked inductivity of 5980 backedges. 0 proven. 2875 refuted. 0 times theorem prover too weak. 3105 trivial. 0 not checked. [2024-12-05 23:15:17,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:17,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 93 states and 102 transitions. [2024-12-05 23:15:17,679 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 102 transitions. [2024-12-05 23:15:17,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-12-05 23:15:17,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:17,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:17,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:18,427 INFO L134 CoverageAnalysis]: Checked inductivity of 6289 backedges. 0 proven. 3047 refuted. 0 times theorem prover too weak. 3242 trivial. 0 not checked. [2024-12-05 23:15:18,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:18,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 94 states and 103 transitions. [2024-12-05 23:15:18,711 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 103 transitions. [2024-12-05 23:15:18,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-05 23:15:18,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:18,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:18,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:19,478 INFO L134 CoverageAnalysis]: Checked inductivity of 6607 backedges. 0 proven. 3224 refuted. 0 times theorem prover too weak. 3383 trivial. 0 not checked. [2024-12-05 23:15:19,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:19,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 95 states and 104 transitions. [2024-12-05 23:15:19,749 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 104 transitions. [2024-12-05 23:15:19,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-12-05 23:15:19,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:19,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:19,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:20,734 INFO L134 CoverageAnalysis]: Checked inductivity of 6934 backedges. 0 proven. 3406 refuted. 0 times theorem prover too weak. 3528 trivial. 0 not checked. [2024-12-05 23:15:20,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:20,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 96 states and 105 transitions. [2024-12-05 23:15:20,989 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 105 transitions. [2024-12-05 23:15:20,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-12-05 23:15:20,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:20,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:21,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:21,811 INFO L134 CoverageAnalysis]: Checked inductivity of 7270 backedges. 0 proven. 3593 refuted. 0 times theorem prover too weak. 3677 trivial. 0 not checked. [2024-12-05 23:15:22,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:22,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 97 states and 106 transitions. [2024-12-05 23:15:22,098 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 106 transitions. [2024-12-05 23:15:22,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-12-05 23:15:22,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:22,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:22,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:22,963 INFO L134 CoverageAnalysis]: Checked inductivity of 7615 backedges. 0 proven. 3785 refuted. 0 times theorem prover too weak. 3830 trivial. 0 not checked. [2024-12-05 23:15:23,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:23,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 98 states and 107 transitions. [2024-12-05 23:15:23,261 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 107 transitions. [2024-12-05 23:15:23,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-12-05 23:15:23,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:23,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:23,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:24,161 INFO L134 CoverageAnalysis]: Checked inductivity of 7969 backedges. 0 proven. 3982 refuted. 0 times theorem prover too weak. 3987 trivial. 0 not checked. [2024-12-05 23:15:24,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:24,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 99 states and 107 transitions. [2024-12-05 23:15:24,473 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 107 transitions. [2024-12-05 23:15:24,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-12-05 23:15:24,473 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:24,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:24,744 INFO L134 CoverageAnalysis]: Checked inductivity of 8332 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:25,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:25,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 100 states and 108 transitions. [2024-12-05 23:15:25,064 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 108 transitions. [2024-12-05 23:15:25,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-12-05 23:15:25,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:25,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:25,371 INFO L134 CoverageAnalysis]: Checked inductivity of 8335 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:25,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:25,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 101 states and 109 transitions. [2024-12-05 23:15:25,672 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 109 transitions. [2024-12-05 23:15:25,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-12-05 23:15:25,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:25,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:25,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:26,016 INFO L134 CoverageAnalysis]: Checked inductivity of 8339 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:26,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:26,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 102 states and 110 transitions. [2024-12-05 23:15:26,315 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 110 transitions. [2024-12-05 23:15:26,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-12-05 23:15:26,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:26,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:26,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:26,664 INFO L134 CoverageAnalysis]: Checked inductivity of 8344 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:26,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:26,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 103 states and 111 transitions. [2024-12-05 23:15:26,970 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 111 transitions. [2024-12-05 23:15:26,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-12-05 23:15:26,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:26,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:27,331 INFO L134 CoverageAnalysis]: Checked inductivity of 8350 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:27,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:27,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 104 states and 112 transitions. [2024-12-05 23:15:27,669 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 112 transitions. [2024-12-05 23:15:27,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-12-05 23:15:27,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:27,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:27,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:28,084 INFO L134 CoverageAnalysis]: Checked inductivity of 8357 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:28,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:28,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 105 states and 113 transitions. [2024-12-05 23:15:28,419 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 113 transitions. [2024-12-05 23:15:28,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-12-05 23:15:28,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:28,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:28,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:28,802 INFO L134 CoverageAnalysis]: Checked inductivity of 8365 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:29,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:29,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 106 states and 114 transitions. [2024-12-05 23:15:29,092 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 114 transitions. [2024-12-05 23:15:29,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-12-05 23:15:29,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:29,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:29,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:29,488 INFO L134 CoverageAnalysis]: Checked inductivity of 8374 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:29,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:29,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 107 states and 115 transitions. [2024-12-05 23:15:29,828 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 115 transitions. [2024-12-05 23:15:29,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-12-05 23:15:29,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:29,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:29,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:30,289 INFO L134 CoverageAnalysis]: Checked inductivity of 8384 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:30,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:30,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 108 states and 116 transitions. [2024-12-05 23:15:30,583 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 116 transitions. [2024-12-05 23:15:30,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-12-05 23:15:30,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:30,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:30,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:31,047 INFO L134 CoverageAnalysis]: Checked inductivity of 8395 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:31,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:31,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 109 states and 117 transitions. [2024-12-05 23:15:31,393 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 117 transitions. [2024-12-05 23:15:31,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-12-05 23:15:31,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:31,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:31,887 INFO L134 CoverageAnalysis]: Checked inductivity of 8407 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:32,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:32,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 110 states and 118 transitions. [2024-12-05 23:15:32,162 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 118 transitions. [2024-12-05 23:15:32,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-12-05 23:15:32,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:32,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:32,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:32,668 INFO L134 CoverageAnalysis]: Checked inductivity of 8420 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:33,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:33,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 111 states and 119 transitions. [2024-12-05 23:15:33,018 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 119 transitions. [2024-12-05 23:15:33,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-12-05 23:15:33,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:33,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:33,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:33,572 INFO L134 CoverageAnalysis]: Checked inductivity of 8434 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:33,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:33,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 112 states and 120 transitions. [2024-12-05 23:15:33,915 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 120 transitions. [2024-12-05 23:15:33,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-12-05 23:15:33,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:33,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:33,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:34,438 INFO L134 CoverageAnalysis]: Checked inductivity of 8449 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:34,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:34,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 113 states and 121 transitions. [2024-12-05 23:15:34,716 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 121 transitions. [2024-12-05 23:15:34,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-12-05 23:15:34,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:34,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:35,304 INFO L134 CoverageAnalysis]: Checked inductivity of 8465 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:35,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:35,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 114 states and 122 transitions. [2024-12-05 23:15:35,625 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 122 transitions. [2024-12-05 23:15:35,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-12-05 23:15:35,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:35,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:35,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:36,214 INFO L134 CoverageAnalysis]: Checked inductivity of 8482 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:36,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:36,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 115 states and 123 transitions. [2024-12-05 23:15:36,582 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 123 transitions. [2024-12-05 23:15:36,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-12-05 23:15:36,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:36,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:36,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:37,210 INFO L134 CoverageAnalysis]: Checked inductivity of 8500 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:37,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:37,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 116 states and 124 transitions. [2024-12-05 23:15:37,551 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 124 transitions. [2024-12-05 23:15:37,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-12-05 23:15:37,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:37,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:38,173 INFO L134 CoverageAnalysis]: Checked inductivity of 8519 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:38,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:38,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 117 states and 125 transitions. [2024-12-05 23:15:38,527 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 125 transitions. [2024-12-05 23:15:38,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-12-05 23:15:38,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:38,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:38,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:39,411 INFO L134 CoverageAnalysis]: Checked inductivity of 8539 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:39,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:39,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 118 states and 126 transitions. [2024-12-05 23:15:39,761 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 126 transitions. [2024-12-05 23:15:39,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-12-05 23:15:39,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:39,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:39,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:40,441 INFO L134 CoverageAnalysis]: Checked inductivity of 8560 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:40,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:40,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 119 states and 127 transitions. [2024-12-05 23:15:40,818 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 127 transitions. [2024-12-05 23:15:40,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-12-05 23:15:40,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:40,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:40,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:41,496 INFO L134 CoverageAnalysis]: Checked inductivity of 8582 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:41,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:41,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 120 states and 128 transitions. [2024-12-05 23:15:41,849 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 128 transitions. [2024-12-05 23:15:41,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-12-05 23:15:41,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:41,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:41,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:42,581 INFO L134 CoverageAnalysis]: Checked inductivity of 8605 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:42,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:42,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 121 states and 129 transitions. [2024-12-05 23:15:42,967 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 129 transitions. [2024-12-05 23:15:42,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-05 23:15:42,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:42,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:43,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:43,719 INFO L134 CoverageAnalysis]: Checked inductivity of 8629 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:44,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:44,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 122 states and 130 transitions. [2024-12-05 23:15:44,083 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 130 transitions. [2024-12-05 23:15:44,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-12-05 23:15:44,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:44,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:44,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:44,850 INFO L134 CoverageAnalysis]: Checked inductivity of 8654 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:45,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:45,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 123 states and 131 transitions. [2024-12-05 23:15:45,205 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 131 transitions. [2024-12-05 23:15:45,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-12-05 23:15:45,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:45,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:45,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:45,997 INFO L134 CoverageAnalysis]: Checked inductivity of 8680 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:46,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:46,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 124 states and 132 transitions. [2024-12-05 23:15:46,389 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 132 transitions. [2024-12-05 23:15:46,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-12-05 23:15:46,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:46,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:46,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:47,204 INFO L134 CoverageAnalysis]: Checked inductivity of 8707 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:47,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:47,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 125 states and 133 transitions. [2024-12-05 23:15:47,595 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 133 transitions. [2024-12-05 23:15:47,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-12-05 23:15:47,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:47,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:47,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:48,447 INFO L134 CoverageAnalysis]: Checked inductivity of 8735 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:48,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:48,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 126 states and 134 transitions. [2024-12-05 23:15:48,831 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 134 transitions. [2024-12-05 23:15:48,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-12-05 23:15:48,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:48,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:49,706 INFO L134 CoverageAnalysis]: Checked inductivity of 8764 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:50,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:50,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 127 states and 135 transitions. [2024-12-05 23:15:50,081 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 135 transitions. [2024-12-05 23:15:50,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-12-05 23:15:50,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:50,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:50,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:50,939 INFO L134 CoverageAnalysis]: Checked inductivity of 8794 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:51,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:51,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 128 states and 136 transitions. [2024-12-05 23:15:51,332 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 136 transitions. [2024-12-05 23:15:51,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-12-05 23:15:51,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:51,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:51,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:52,222 INFO L134 CoverageAnalysis]: Checked inductivity of 8825 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:52,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:52,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 129 states and 137 transitions. [2024-12-05 23:15:52,605 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 137 transitions. [2024-12-05 23:15:52,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-12-05 23:15:52,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:52,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:52,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:53,546 INFO L134 CoverageAnalysis]: Checked inductivity of 8857 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:53,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:53,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 130 states and 138 transitions. [2024-12-05 23:15:53,902 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 138 transitions. [2024-12-05 23:15:53,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-12-05 23:15:53,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:53,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:53,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:54,860 INFO L134 CoverageAnalysis]: Checked inductivity of 8890 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:55,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:55,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 131 states and 139 transitions. [2024-12-05 23:15:55,253 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 139 transitions. [2024-12-05 23:15:55,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-12-05 23:15:55,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:55,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:55,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:56,262 INFO L134 CoverageAnalysis]: Checked inductivity of 8924 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:56,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:56,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 132 states and 140 transitions. [2024-12-05 23:15:56,675 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 140 transitions. [2024-12-05 23:15:56,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-12-05 23:15:56,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:56,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:56,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:57,716 INFO L134 CoverageAnalysis]: Checked inductivity of 8959 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:58,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:58,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 133 states and 141 transitions. [2024-12-05 23:15:58,134 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 141 transitions. [2024-12-05 23:15:58,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-12-05 23:15:58,134 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:58,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:58,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:15:59,203 INFO L134 CoverageAnalysis]: Checked inductivity of 8995 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:15:59,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:15:59,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 134 states and 142 transitions. [2024-12-05 23:15:59,635 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 142 transitions. [2024-12-05 23:15:59,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-12-05 23:15:59,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:15:59,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:15:59,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:00,715 INFO L134 CoverageAnalysis]: Checked inductivity of 9032 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:16:01,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:01,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 135 states and 143 transitions. [2024-12-05 23:16:01,161 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 143 transitions. [2024-12-05 23:16:01,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-12-05 23:16:01,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:01,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:16:01,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:02,227 INFO L134 CoverageAnalysis]: Checked inductivity of 9070 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 8329 trivial. 0 not checked. [2024-12-05 23:16:02,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:02,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 136 states and 143 transitions. [2024-12-05 23:16:02,605 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 143 transitions. [2024-12-05 23:16:02,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-12-05 23:16:02,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:02,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:16:21,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:16:31,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:16:31,447 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:16:31,451 INFO L158 Benchmark]: Toolchain (without parser) took 111115.03ms. Allocated memory was 117.4MB in the beginning and 3.1GB in the end (delta: 3.0GB). Free memory was 92.3MB in the beginning and 2.5GB in the end (delta: -2.4GB). Peak memory consumption was 611.2MB. Max. memory is 16.1GB. [2024-12-05 23:16:31,451 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:16:31,451 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.11ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 80.8MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:16:31,451 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.21ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 79.6MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:16:31,451 INFO L158 Benchmark]: Boogie Preprocessor took 28.33ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 78.6MB in the end (delta: 991.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:16:31,452 INFO L158 Benchmark]: RCFGBuilder took 406.05ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 63.2MB in the end (delta: 15.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:16:31,452 INFO L158 Benchmark]: CodeCheck took 110367.68ms. Allocated memory was 117.4MB in the beginning and 3.1GB in the end (delta: 3.0GB). Free memory was 63.2MB in the beginning and 2.5GB in the end (delta: -2.4GB). Peak memory consumption was 586.0MB. Max. memory is 16.1GB. [2024-12-05 23:16:31,454 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.11ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 80.8MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.21ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 79.6MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.33ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 78.6MB in the end (delta: 991.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 406.05ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 63.2MB in the end (delta: 15.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 110367.68ms. Allocated memory was 117.4MB in the beginning and 3.1GB in the end (delta: 3.0GB). Free memory was 63.2MB in the beginning and 2.5GB in the end (delta: -2.4GB). Peak memory consumption was 586.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:16:31,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/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_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/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_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/rangesum40.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/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_ff16dd7c-89e1-4795-af90-58186ac844d0/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 a418834dbd1069728d4982a06f4275da717a1d93e3d5061fbbc21c5c3a319ddf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:16:33,516 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:16:33,592 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 23:16:33,615 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:16:33,616 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:16:33,616 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:16:33,616 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:16:33,616 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:16:33,617 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:16:33,617 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:16:33,617 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:16:33,617 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:16:33,617 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:16:33,617 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:16:33,617 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:16:33,617 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:16:33,617 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:16:33,618 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:16:33,618 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:16:33,618 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:16:33,618 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:16:33,618 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:16:33,618 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:16:33,618 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:16:33,618 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:16:33,618 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:16:33,618 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:16:33,618 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:16:33,619 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:16:33,619 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:16:33,619 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:16:33,619 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:16:33,619 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:16:33,619 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:16:33,619 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:16:33,619 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:16:33,619 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_ff16dd7c-89e1-4795-af90-58186ac844d0/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 -> a418834dbd1069728d4982a06f4275da717a1d93e3d5061fbbc21c5c3a319ddf [2024-12-05 23:16:33,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:16:33,841 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:16:33,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:16:33,844 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:16:33,844 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:16:33,845 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/reducercommutativity/rangesum40.i [2024-12-05 23:16:36,462 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/data/7d562a65e/ada16db28be94a44930e52b1c0c2fa7c/FLAGf88e9eb77 [2024-12-05 23:16:36,688 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:16:36,689 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/sv-benchmarks/c/reducercommutativity/rangesum40.i [2024-12-05 23:16:36,696 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/data/7d562a65e/ada16db28be94a44930e52b1c0c2fa7c/FLAGf88e9eb77 [2024-12-05 23:16:37,046 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/data/7d562a65e/ada16db28be94a44930e52b1c0c2fa7c [2024-12-05 23:16:37,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:16:37,049 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:16:37,050 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:16:37,050 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:16:37,053 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:16:37,053 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:16:37" (1/1) ... [2024-12-05 23:16:37,054 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32cbb31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:37, skipping insertion in model container [2024-12-05 23:16:37,054 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:16:37" (1/1) ... [2024-12-05 23:16:37,064 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:16:37,186 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_ff16dd7c-89e1-4795-af90-58186ac844d0/sv-benchmarks/c/reducercommutativity/rangesum40.i[1465,1478] [2024-12-05 23:16:37,189 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:16:37,197 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:16:37,217 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_ff16dd7c-89e1-4795-af90-58186ac844d0/sv-benchmarks/c/reducercommutativity/rangesum40.i[1465,1478] [2024-12-05 23:16:37,217 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:16:37,229 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:16:37,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:37 WrapperNode [2024-12-05 23:16:37,229 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:16:37,230 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:16:37,230 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:16:37,230 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:16:37,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:37" (1/1) ... [2024-12-05 23:16:37,242 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:37" (1/1) ... [2024-12-05 23:16:37,255 INFO L138 Inliner]: procedures = 19, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2024-12-05 23:16:37,255 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:16:37,256 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:16:37,256 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:16:37,256 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:16:37,260 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:37" (1/1) ... [2024-12-05 23:16:37,260 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:37" (1/1) ... [2024-12-05 23:16:37,262 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:37" (1/1) ... [2024-12-05 23:16:37,263 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:37" (1/1) ... [2024-12-05 23:16:37,270 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:37" (1/1) ... [2024-12-05 23:16:37,271 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:37" (1/1) ... [2024-12-05 23:16:37,274 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:37" (1/1) ... [2024-12-05 23:16:37,276 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:37" (1/1) ... [2024-12-05 23:16:37,276 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:37" (1/1) ... [2024-12-05 23:16:37,279 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:16:37,280 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:16:37,280 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:16:37,280 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:16:37,281 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:16:37" (1/1) ... [2024-12-05 23:16:37,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:16:37,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:16:37,305 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:16:37,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:16:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:16:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:16:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 23:16:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-05 23:16:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:16:37,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:16:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure rangesum [2024-12-05 23:16:37,327 INFO L138 BoogieDeclarations]: Found implementation of procedure rangesum [2024-12-05 23:16:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 23:16:37,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-05 23:16:37,384 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:16:37,385 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:16:37,838 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-12-05 23:16:37,838 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:16:37,888 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:16:37,888 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-05 23:16:37,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:16:37 BoogieIcfgContainer [2024-12-05 23:16:37,888 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:16:37,889 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:16:37,889 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:16:37,896 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:16:37,896 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:16:37" (1/1) ... [2024-12-05 23:16:37,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:16:37,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:37,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-12-05 23:16:37,940 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-12-05 23:16:37,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 23:16:37,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:37,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:16:37,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:16:37,947 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:16:37,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:16:38,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:38,981 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:16:39,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:39,478 INFO L256 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 23:16:39,482 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:16:40,036 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-05 23:16:40,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:16:41,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:41,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 26 states and 41 transitions. [2024-12-05 23:16:41,171 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 41 transitions. [2024-12-05 23:16:41,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 23:16:41,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:41,172 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:16:41,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:16:41,174 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:16:41,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 23:16:42,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:42,183 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:16:42,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:42,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:16:42,488 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:16:42,599 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 23:16:42,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 23:16:42,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:42,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:16:42,760 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:16:42,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:16:42,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:42,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:16:42,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:16:42,762 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:16:42,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 23:16:43,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:43,782 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:16:43,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:43,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:16:43,923 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:16:44,047 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:16:44,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 23:16:44,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:44,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:16:44,345 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:16:44,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:16:44,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:44,346 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:16:44,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:16:44,348 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:16:44,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 23:16:45,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:45,381 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:16:45,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:45,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:16:45,514 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:16:45,524 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:16:45,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 23:16:45,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:45,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:16:45,542 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:16:45,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:16:45,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:45,543 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:16:45,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:16:45,545 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:16:45,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 23:16:46,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:46,589 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:16:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:46,723 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:16:46,724 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:16:46,743 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:16:46,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 23:16:46,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:46,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:16:46,763 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:16:46,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:16:46,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:46,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:16:46,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:16:46,765 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:16:46,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 23:16:47,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:47,808 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:16:47,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:47,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:16:47,941 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:16:47,952 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:16:47,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-05 23:16:47,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:47,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:16:47,970 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:16:47,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:16:47,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:47,971 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:16:47,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:16:47,973 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:16:47,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 23:16:49,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:49,018 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:16:49,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:49,168 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:16:49,169 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:16:49,179 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:16:49,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 23:16:49,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:49,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:16:49,200 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:16:49,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:16:49,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:49,201 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:16:49,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:16:49,202 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:16:49,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 23:16:50,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:50,241 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:16:50,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:50,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:16:50,373 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:16:50,383 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:16:50,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-05 23:16:50,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:50,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:16:50,403 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:16:50,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:16:50,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:50,404 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:16:50,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:16:50,406 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:16:50,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-05 23:16:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:51,454 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:16:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:51,593 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:16:51,594 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:16:51,603 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:16:51,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-05 23:16:51,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:51,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:16:51,621 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:16:51,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:16:51,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:51,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:16:51,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:16:51,624 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:16:51,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-05 23:16:52,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:52,703 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:16:52,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:52,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:16:52,836 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:16:52,848 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:16:52,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-05 23:16:52,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:52,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:16:52,863 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:16:52,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:16:52,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:52,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:16:52,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:16:52,865 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:16:52,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-05 23:16:53,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:53,895 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:16:54,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:54,054 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:16:54,056 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:16:54,066 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:16:54,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-05 23:16:54,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:54,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:16:54,079 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:16:54,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:16:54,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:54,080 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:16:54,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:16:54,081 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:16:54,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-05 23:16:55,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:55,106 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:16:55,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:55,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:16:55,238 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:16:55,248 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:16:55,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-05 23:16:55,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:55,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:16:55,265 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:16:55,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:16:55,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:55,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:16:55,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:16:55,267 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:16:55,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-05 23:16:56,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:56,320 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:16:56,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:56,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:16:56,448 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:16:56,459 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:16:56,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-05 23:16:56,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:56,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:16:56,476 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:16:56,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:16:56,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:56,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:16:56,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:16:56,478 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:16:56,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-05 23:16:57,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:57,530 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:16:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:57,657 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:16:57,658 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:16:57,667 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:16:57,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-05 23:16:57,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:57,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:16:57,681 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:16:57,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:16:57,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:57,682 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:16:57,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:16:57,686 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:16:57,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-05 23:16:58,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:58,722 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:16:58,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:58,855 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:16:58,856 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:16:58,865 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:16:58,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-05 23:16:58,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:58,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:16:58,879 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:16:58,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:16:58,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:58,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:16:58,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:16:58,881 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:16:58,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-05 23:16:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:59,917 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:00,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:00,049 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:00,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:00,059 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:00,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-05 23:17:00,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:00,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:00,074 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:00,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:00,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:00,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:00,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:00,076 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:00,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-05 23:17:01,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:01,133 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:01,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:01,263 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:01,264 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:01,273 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:01,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-05 23:17:01,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:01,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:01,287 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:01,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:01,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:01,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:01,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:01,289 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:01,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-05 23:17:02,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:02,329 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:02,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:02,460 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:02,460 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:02,470 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:02,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-05 23:17:02,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:02,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:02,483 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:02,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:02,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:02,484 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:02,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:02,485 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:02,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-05 23:17:03,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:03,518 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:03,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:03,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:03,645 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:03,654 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:03,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-05 23:17:03,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:03,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:03,667 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:03,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:03,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:03,667 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:03,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:03,669 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:03,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-05 23:17:04,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:04,695 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:04,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:04,822 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:04,823 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:04,835 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:04,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-05 23:17:04,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:04,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:04,848 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:04,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:04,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:04,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:04,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:04,850 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:04,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-05 23:17:05,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:05,889 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:05,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:06,017 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:06,017 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:06,027 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:06,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-05 23:17:06,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:06,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:06,041 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:06,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:06,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:06,041 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:06,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:06,043 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:06,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-05 23:17:07,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:07,104 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:07,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:07,232 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:07,232 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:07,241 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:07,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-05 23:17:07,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:07,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:07,254 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:07,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:07,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:07,255 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:07,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:07,256 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:07,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-05 23:17:08,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:08,295 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:08,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:08,453 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:08,453 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:08,464 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:08,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-05 23:17:08,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:08,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:08,483 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:08,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:08,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:08,483 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:08,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:08,484 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:08,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-05 23:17:09,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:09,540 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:09,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:09,688 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:09,689 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:09,698 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:09,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-05 23:17:09,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:09,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:09,712 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:09,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:09,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:09,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:09,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:09,714 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:09,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-05 23:17:10,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:10,763 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:10,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:10,892 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:10,893 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:10,902 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:10,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-05 23:17:10,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:10,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:10,916 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:10,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:10,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:10,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:10,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:10,918 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:10,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-05 23:17:11,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:11,968 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:12,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:12,096 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:12,097 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:12,107 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:12,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-05 23:17:12,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:12,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:12,120 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:12,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:12,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:12,120 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:12,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:12,122 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:12,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-05 23:17:13,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:13,174 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:13,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:13,302 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:13,303 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:13,311 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:13,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-05 23:17:13,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:13,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:13,329 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:13,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:13,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:13,330 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:13,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:13,331 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:13,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-05 23:17:14,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:14,391 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:14,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:14,518 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:14,519 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:14,528 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:14,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-05 23:17:14,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:14,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:14,542 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:14,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:14,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:14,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:14,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:14,544 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:14,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-05 23:17:15,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:15,602 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:15,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:15,728 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:15,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:15,738 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:15,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-05 23:17:15,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:15,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:15,751 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:15,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:15,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:15,751 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:15,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:15,753 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:15,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-05 23:17:16,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:16,815 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:16,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:16,946 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:16,947 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:16,956 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:16,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-05 23:17:16,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:16,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:16,969 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:16,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:16,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:16,969 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:16,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:16,970 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:16,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-05 23:17:18,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:18,041 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:18,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:18,170 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:18,170 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:18,180 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:18,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-05 23:17:18,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:18,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:18,195 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:18,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:18,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:18,196 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:18,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:18,197 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:18,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-05 23:17:19,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:19,239 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:19,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:19,367 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:19,367 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:19,376 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:19,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-05 23:17:19,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:19,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:19,390 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:19,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:19,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:19,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:19,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:19,392 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:19,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-05 23:17:20,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:20,464 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:20,590 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:20,590 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:20,599 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:20,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-05 23:17:20,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:20,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:20,616 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:20,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:20,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:20,616 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:20,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:20,617 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:20,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-05 23:17:21,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:21,682 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:21,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:21,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:21,810 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:21,819 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:21,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-05 23:17:21,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:21,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:21,840 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:21,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:21,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:21,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:21,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:21,842 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:21,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-05 23:17:22,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:22,922 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:23,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:23,048 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:23,048 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:23,058 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:23,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-05 23:17:23,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:23,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:23,072 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:23,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:23,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:23,072 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:23,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:23,073 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:23,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-05 23:17:24,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:24,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:24,267 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:24,268 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:24,279 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:24,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-05 23:17:24,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:24,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:24,293 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:24,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:24,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:24,293 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:24,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:24,294 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:24,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-05 23:17:25,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:25,363 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:25,493 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:25,493 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:25,503 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:25,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Forceful destruction successful, exit code 0 [2024-12-05 23:17:25,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:25,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:25,517 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:25,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:25,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:25,518 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:25,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:25,519 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:25,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-05 23:17:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:26,635 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:26,762 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:26,762 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:26,772 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:26,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-05 23:17:26,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:26,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:26,790 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:26,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:26,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:26,790 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:26,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:26,792 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:26,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-05 23:17:28,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:28,058 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:28,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:28,210 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:28,210 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:28,221 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:28,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-05 23:17:28,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:28,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:28,236 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:28,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:28,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:28,236 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:28,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:28,238 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:28,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-05 23:17:29,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:29,491 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:29,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:29,665 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:29,666 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:29,676 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:29,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-05 23:17:29,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:29,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:29,692 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:29,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:29,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:29,692 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:29,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:29,694 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:29,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-05 23:17:31,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:31,046 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:31,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:31,195 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:31,196 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:31,205 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:31,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-05 23:17:31,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:31,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:31,218 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:31,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:31,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:31,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:31,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:31,220 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:31,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-05 23:17:32,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:32,271 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:32,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:32,399 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:32,400 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:32,409 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:32,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-05 23:17:32,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:32,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:32,423 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:32,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:32,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:32,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:32,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:32,425 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:32,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-05 23:17:33,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:33,488 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:33,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:33,616 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:33,617 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:33,626 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:33,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-05 23:17:33,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:33,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:33,640 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:33,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:33,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:33,640 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:33,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:33,641 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:33,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-05 23:17:34,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:34,709 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:34,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:34,838 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:34,838 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:34,847 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:34,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-05 23:17:34,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:34,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:34,864 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:34,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:34,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:34,864 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:34,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:34,865 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:34,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-05 23:17:35,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:35,951 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:36,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:36,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:36,080 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:36,088 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:36,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-05 23:17:36,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:36,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:36,100 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:36,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:36,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:36,101 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:36,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:36,102 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:36,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-05 23:17:37,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:37,174 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:37,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:37,306 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:37,306 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:37,315 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:37,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-05 23:17:37,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:37,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:37,329 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:37,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:37,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:37,329 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:37,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:37,330 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:37,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-05 23:17:38,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:38,378 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:38,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:38,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:38,509 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:38,518 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:38,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-05 23:17:38,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:38,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:38,532 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:38,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:38,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:38,532 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:38,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:38,534 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:38,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-05 23:17:39,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:39,761 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:39,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:39,930 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:39,931 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:39,939 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:39,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-05 23:17:39,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:39,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:39,952 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:39,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:39,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:39,953 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:39,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:39,954 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:39,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-05 23:17:41,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:41,070 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:41,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:41,200 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:41,201 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:41,210 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:41,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-05 23:17:41,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:41,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:41,224 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:41,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:41,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:41,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:41,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:41,226 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:41,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-05 23:17:42,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:42,288 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:42,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:42,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:42,416 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:42,425 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:42,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-05 23:17:42,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:42,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:42,438 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:42,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:42,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:42,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:42,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:42,440 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:42,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-05 23:17:43,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:43,521 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:43,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:43,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:43,652 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:43,660 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:43,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-05 23:17:43,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:43,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:43,672 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:43,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:43,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:43,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:43,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:43,674 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:43,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-05 23:17:44,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:44,758 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:44,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:44,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:44,887 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:44,896 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:44,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-05 23:17:44,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:44,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:44,909 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:44,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:44,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:44,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:44,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:44,911 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:44,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-05 23:17:46,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:46,004 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:46,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:46,136 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:46,137 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:46,145 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:46,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-05 23:17:46,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:46,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:46,158 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:46,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:46,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:46,159 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:46,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:46,160 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:46,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-05 23:17:47,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:47,258 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:47,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:47,390 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:47,390 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:47,399 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:47,409 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Forceful destruction successful, exit code 0 [2024-12-05 23:17:47,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:47,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:47,413 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:47,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:47,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:47,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:47,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:47,414 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:47,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-05 23:17:48,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:48,534 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:48,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:48,665 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:48,666 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:48,677 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:48,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-05 23:17:48,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:48,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:48,692 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:48,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:48,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:48,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:48,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:48,694 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:48,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-05 23:17:49,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:49,781 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:49,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:49,911 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:49,912 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:49,921 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:49,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-12-05 23:17:49,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:49,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:49,935 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:49,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:49,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:49,936 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:49,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:49,937 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:49,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-12-05 23:17:51,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:51,040 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:51,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:51,172 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:51,173 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:51,181 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:51,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-12-05 23:17:51,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:51,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:51,193 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:51,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:51,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:51,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:51,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:51,195 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:51,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-12-05 23:17:52,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:52,285 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:52,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:52,424 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:52,424 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:52,432 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:52,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-12-05 23:17:52,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:52,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:52,447 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:52,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:52,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:52,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:52,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:52,449 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:52,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-12-05 23:17:53,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:53,535 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:53,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:53,673 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:53,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:53,682 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:53,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-12-05 23:17:53,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:53,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:53,695 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:53,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:53,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:53,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:53,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:53,696 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:53,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-12-05 23:17:54,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:54,769 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:54,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:54,907 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:54,908 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:54,916 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:54,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-12-05 23:17:54,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:54,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:54,931 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:54,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:54,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:54,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:54,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:54,932 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:54,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-12-05 23:17:56,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:56,007 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:56,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:56,142 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:56,142 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:56,151 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:56,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-12-05 23:17:56,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:56,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:56,168 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:56,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:56,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:56,168 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:56,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:56,169 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:56,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-12-05 23:17:57,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:57,275 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:57,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:57,405 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:57,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:57,414 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:57,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-12-05 23:17:57,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:57,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:57,429 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:57,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:57,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:57,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:57,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:57,430 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:57,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-12-05 23:17:58,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:58,503 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:58,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:58,637 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:58,637 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:58,646 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:58,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-12-05 23:17:58,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:58,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:58,661 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:58,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:58,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:58,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:58,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:58,663 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:58,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-12-05 23:17:59,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:59,763 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:59,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:59,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:17:59,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:59,902 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:17:59,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-12-05 23:17:59,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:59,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:17:59,919 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:17:59,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:17:59,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:59,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:59,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:59,921 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:59,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-12-05 23:18:01,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:01,043 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:01,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:01,174 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:01,175 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:01,184 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:01,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2024-12-05 23:18:01,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:01,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:01,198 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:01,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:01,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:01,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:01,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:01,200 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:01,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-12-05 23:18:02,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:02,306 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:02,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:02,444 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:02,445 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:02,454 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:02,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-12-05 23:18:02,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:02,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:02,468 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:02,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:02,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:02,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:02,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:02,470 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:02,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-12-05 23:18:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:03,586 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:03,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:03,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:03,715 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:03,726 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:03,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Forceful destruction successful, exit code 0 [2024-12-05 23:18:03,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:03,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:03,742 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:03,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:03,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:03,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:03,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:03,744 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:03,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-12-05 23:18:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:04,883 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:04,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:05,013 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:05,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:05,025 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:05,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-12-05 23:18:05,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:05,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:05,039 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:05,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:05,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:05,040 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:05,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:05,041 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:05,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-12-05 23:18:06,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:06,161 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:06,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:06,302 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:06,303 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:06,311 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:06,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-12-05 23:18:06,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:06,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:06,325 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:06,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:06,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:06,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:06,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:06,326 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:06,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-12-05 23:18:07,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:07,433 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:07,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:07,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:07,563 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:07,572 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:07,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-12-05 23:18:07,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:07,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:07,585 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:07,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:07,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:07,585 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:07,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:07,587 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:07,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-12-05 23:18:08,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:08,703 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:08,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:08,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:08,839 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:08,848 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:08,858 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-12-05 23:18:08,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:08,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:08,862 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:08,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:08,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:08,862 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:08,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:08,863 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:08,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-12-05 23:18:09,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:09,958 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:10,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:10,086 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:10,086 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:10,095 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:10,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-12-05 23:18:10,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:10,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:10,109 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:10,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:10,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:10,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:10,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:10,111 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:10,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-12-05 23:18:11,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:11,233 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:11,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:11,361 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:11,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:11,370 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:11,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-12-05 23:18:11,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:11,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:11,384 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:11,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:11,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:11,385 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:11,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:11,386 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:11,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-12-05 23:18:12,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:12,495 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:12,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:12,625 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:12,625 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:12,634 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:12,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-12-05 23:18:12,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:12,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:12,647 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:12,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:12,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:12,647 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:12,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:12,649 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:12,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-12-05 23:18:13,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:13,756 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:13,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:13,884 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:13,884 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:13,893 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:13,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Forceful destruction successful, exit code 0 [2024-12-05 23:18:13,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:13,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:13,906 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:13,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:13,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:13,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:13,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:13,908 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:13,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-12-05 23:18:14,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:14,993 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:15,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:15,124 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:15,125 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:15,134 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:15,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-12-05 23:18:15,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:15,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:15,148 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:15,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:15,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:15,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:15,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:15,150 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:15,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-12-05 23:18:16,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:16,289 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:16,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:16,421 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:16,421 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:16,430 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:16,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-12-05 23:18:16,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:16,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:16,444 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:16,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:16,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:16,444 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:16,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:16,445 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:16,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-12-05 23:18:17,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:17,636 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:17,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:17,784 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:17,785 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:17,794 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:17,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-12-05 23:18:17,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:17,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:17,807 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:17,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:17,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:17,808 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:17,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:17,809 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:17,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-12-05 23:18:18,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:18,961 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:19,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:19,091 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:19,091 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:19,100 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:19,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-12-05 23:18:19,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:19,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:19,114 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:19,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:19,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:19,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:19,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:19,115 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:19,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-12-05 23:18:20,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:20,224 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:20,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:20,355 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:20,356 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:20,364 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:20,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-12-05 23:18:20,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:20,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:20,378 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:20,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:20,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:20,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:20,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:20,380 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:20,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-12-05 23:18:21,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:21,512 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:21,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:21,644 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:21,653 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:21,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-12-05 23:18:21,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:21,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:21,666 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:21,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:21,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:21,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:21,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:21,667 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:21,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-12-05 23:18:22,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:22,794 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:22,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:22,938 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:22,939 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:22,949 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:22,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-12-05 23:18:22,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:22,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:22,963 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:22,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:22,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:22,963 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:22,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:22,964 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:22,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-12-05 23:18:24,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:24,068 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:24,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:24,202 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:24,202 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:24,210 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:24,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-12-05 23:18:24,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:24,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:24,228 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:24,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:24,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:24,228 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:24,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:24,229 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:24,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-12-05 23:18:25,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,322 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:25,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,454 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:25,455 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:25,464 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:25,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2024-12-05 23:18:25,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:25,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:25,477 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:25,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:25,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:25,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:25,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:25,479 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:25,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-12-05 23:18:26,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:26,609 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:26,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:26,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:26,740 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:26,749 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:26,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-12-05 23:18:26,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:26,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:26,763 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:26,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:26,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:26,763 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:26,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:26,764 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:26,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-12-05 23:18:27,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:27,901 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:28,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:28,034 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:28,035 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:28,044 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:28,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Forceful destruction successful, exit code 0 [2024-12-05 23:18:28,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:28,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:28,058 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:28,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:28,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:28,058 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:28,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:28,060 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:28,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-12-05 23:18:29,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:29,202 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:29,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:29,332 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:29,332 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:29,341 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:29,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-12-05 23:18:29,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:29,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:29,356 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:29,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:29,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:29,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:29,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:29,358 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:29,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-12-05 23:18:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:30,486 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:30,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:30,615 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:30,616 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:30,625 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:30,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-12-05 23:18:30,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:30,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:30,639 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:30,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:30,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:30,640 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:30,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:30,641 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:30,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-12-05 23:18:31,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:31,788 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:31,921 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:31,922 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:31,931 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:31,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-12-05 23:18:31,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:31,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:31,944 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:31,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:31,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:31,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:31,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:31,945 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:31,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-12-05 23:18:33,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:33,085 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:33,228 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:33,228 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:33,239 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:33,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-12-05 23:18:33,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:33,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:33,253 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:33,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:33,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:33,254 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:33,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:33,255 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:33,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-12-05 23:18:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:34,377 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:34,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:34,505 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:34,506 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:34,515 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:34,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Forceful destruction successful, exit code 0 [2024-12-05 23:18:34,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:34,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:34,530 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:34,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:34,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:34,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:34,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:34,532 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:34,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-12-05 23:18:35,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:35,675 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:35,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:35,803 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:35,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:35,813 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:35,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-12-05 23:18:35,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:35,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:35,827 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:35,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:35,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:35,828 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:35,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:35,829 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:35,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-12-05 23:18:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:36,972 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:37,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:37,101 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:37,101 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:37,110 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:37,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-12-05 23:18:37,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:37,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:37,125 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:37,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:37,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:37,125 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:37,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:37,126 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:37,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-12-05 23:18:38,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:38,287 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:38,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:38,420 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:38,421 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:38,433 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:38,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-12-05 23:18:38,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:38,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:38,447 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:38,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:38,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:38,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:38,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:38,449 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:38,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-12-05 23:18:39,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:39,658 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:39,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:39,787 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:39,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:39,798 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:39,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-12-05 23:18:39,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:39,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:39,811 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:39,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:39,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:39,811 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:39,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:39,813 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:39,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-12-05 23:18:40,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:40,977 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:41,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:41,110 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:41,111 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:41,120 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:41,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-12-05 23:18:41,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:41,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:41,133 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:41,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:41,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:41,133 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:41,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:41,134 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:41,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-12-05 23:18:42,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:42,306 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:42,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:42,436 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:42,436 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:42,444 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:42,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-12-05 23:18:42,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:42,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:42,457 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:42,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:42,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:42,458 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:42,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:42,459 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:42,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-12-05 23:18:43,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:43,627 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:43,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:43,761 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:43,761 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:43,770 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:43,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-12-05 23:18:43,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:43,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:43,784 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:43,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:43,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:43,785 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:43,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:43,786 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:43,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-12-05 23:18:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:44,915 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:45,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:45,049 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:45,050 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:45,059 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:45,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2024-12-05 23:18:45,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:45,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:45,072 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:45,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:45,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:45,072 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:45,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:45,073 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:45,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-12-05 23:18:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:46,171 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:46,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:46,304 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:46,305 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:46,313 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:46,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-12-05 23:18:46,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:46,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:46,325 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:46,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:46,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:46,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:46,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:46,327 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:46,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-12-05 23:18:47,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:47,489 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:47,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:47,622 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:47,622 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:47,631 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:47,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-12-05 23:18:47,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:47,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:47,645 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:47,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:47,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:47,645 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:47,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:47,646 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:47,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-12-05 23:18:48,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:48,803 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:48,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:48,942 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:48,943 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:48,954 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:48,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Forceful destruction successful, exit code 0 [2024-12-05 23:18:48,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:48,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:48,971 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:48,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:48,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:48,972 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:48,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:48,973 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:48,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-12-05 23:18:50,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:50,174 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:50,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:50,304 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:50,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:50,313 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:50,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-12-05 23:18:50,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:50,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:50,329 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:50,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:50,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:50,329 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:50,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:50,330 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:50,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-12-05 23:18:51,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:51,497 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:51,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:51,627 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:51,628 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:51,637 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:51,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-12-05 23:18:51,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:51,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:51,652 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:51,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:51,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:51,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:51,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:51,654 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:51,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-12-05 23:18:52,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:52,815 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:52,945 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:52,945 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:52,954 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:52,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Ended with exit code 0 [2024-12-05 23:18:52,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:52,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:52,968 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:52,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:52,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:52,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:52,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:52,970 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:52,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-12-05 23:18:54,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:54,083 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:54,217 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:54,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:54,226 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:54,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-12-05 23:18:54,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:54,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:54,243 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:54,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:54,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:54,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:54,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:54,244 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:54,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-12-05 23:18:55,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:55,405 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:55,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:55,535 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:55,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:55,546 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:55,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-12-05 23:18:55,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:55,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:55,559 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:55,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:55,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:55,559 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:55,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:55,561 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:55,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-12-05 23:18:56,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:56,702 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:56,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:56,833 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:56,834 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:56,844 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:56,858 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Ended with exit code 0 [2024-12-05 23:18:56,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:56,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:56,862 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:56,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:56,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:56,862 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:56,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:56,864 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:56,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-12-05 23:18:58,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:58,045 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:58,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:58,177 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:58,178 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:58,186 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:58,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2024-12-05 23:18:58,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:58,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:58,199 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:58,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:58,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:58,200 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:58,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:58,201 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:58,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-12-05 23:18:59,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:59,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:59,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:59,470 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:18:59,471 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:59,479 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:18:59,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Ended with exit code 0 [2024-12-05 23:18:59,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:59,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:18:59,493 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:18:59,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:18:59,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:59,493 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:59,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:59,495 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:59,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-12-05 23:19:00,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:00,661 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:00,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:00,833 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:00,833 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:00,842 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:00,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2024-12-05 23:19:00,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:00,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:00,857 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:00,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:00,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:00,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:00,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:00,859 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:00,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-12-05 23:19:02,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:02,028 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:02,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:02,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:02,162 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:02,170 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:02,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Ended with exit code 0 [2024-12-05 23:19:02,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:02,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:02,190 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:02,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:02,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:02,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:02,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:02,192 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:02,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-12-05 23:19:03,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:03,346 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:03,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:03,478 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:03,478 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:03,487 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:03,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Ended with exit code 0 [2024-12-05 23:19:03,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:03,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:03,501 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:03,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:03,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:03,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:03,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:03,502 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:03,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-12-05 23:19:04,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:04,675 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:04,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:04,805 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:04,806 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:04,815 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:04,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Ended with exit code 0 [2024-12-05 23:19:04,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:04,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:04,830 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:04,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:04,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:04,830 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:04,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:04,832 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:04,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-12-05 23:19:06,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:06,011 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:06,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:06,141 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:06,142 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:06,150 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:06,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2024-12-05 23:19:06,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:06,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:06,166 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:06,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:06,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:06,166 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:06,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:06,168 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:06,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-12-05 23:19:07,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:07,357 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:07,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:07,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:07,487 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:07,496 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:07,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-12-05 23:19:07,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:07,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:07,509 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:07,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:07,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:07,510 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:07,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:07,511 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:07,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-12-05 23:19:08,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:08,654 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:08,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:08,784 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:08,785 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:08,796 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:08,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Ended with exit code 0 [2024-12-05 23:19:08,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:08,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:08,809 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:08,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:08,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:08,809 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:08,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:08,811 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:08,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-12-05 23:19:10,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:10,015 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:10,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:10,147 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:10,148 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:10,156 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:10,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2024-12-05 23:19:10,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:10,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:10,176 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:10,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:10,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:10,176 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:10,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:10,177 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:10,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-12-05 23:19:11,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:11,341 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:11,470 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:11,470 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:11,479 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:11,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Ended with exit code 0 [2024-12-05 23:19:11,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:11,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:11,493 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:11,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:11,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:11,493 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:11,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:11,495 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:11,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-12-05 23:19:12,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:12,660 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:12,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:12,792 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:12,792 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:12,801 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:12,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Ended with exit code 0 [2024-12-05 23:19:12,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:12,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:12,815 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:12,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:12,815 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:12,815 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:12,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:12,816 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:12,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-12-05 23:19:13,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:13,998 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:14,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:14,132 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:14,132 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:14,140 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:14,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Ended with exit code 0 [2024-12-05 23:19:14,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:14,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:14,153 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:14,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:14,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:14,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:14,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:14,155 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:14,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-12-05 23:19:15,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:15,321 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:15,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:15,453 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:15,454 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:15,463 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:15,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Ended with exit code 0 [2024-12-05 23:19:15,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:15,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:15,477 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:15,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:15,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:15,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:15,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:15,478 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:15,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-12-05 23:19:16,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:16,693 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:16,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:16,823 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:16,824 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:16,833 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:16,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2024-12-05 23:19:16,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:16,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:16,847 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:16,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:16,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:16,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:16,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:16,849 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:16,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-12-05 23:19:18,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:18,051 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:18,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:18,181 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:18,181 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:18,190 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:18,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Ended with exit code 0 [2024-12-05 23:19:18,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:18,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:18,203 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:18,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:18,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:18,203 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:18,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:18,205 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:18,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-12-05 23:19:19,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:19,426 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:19,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:19,562 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:19,562 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:19,571 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:19,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Ended with exit code 0 [2024-12-05 23:19:19,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:19,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:19,587 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:19,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:19,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:19,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:19,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:19,589 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:19,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-12-05 23:19:20,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:20,811 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:20,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:20,943 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:20,944 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:20,952 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:20,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2024-12-05 23:19:20,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:20,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:20,966 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:20,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:20,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:20,966 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:20,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:20,968 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:20,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-12-05 23:19:22,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:22,116 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:22,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:22,249 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:22,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:22,259 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:22,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Ended with exit code 0 [2024-12-05 23:19:22,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:22,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:22,271 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:22,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:22,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:22,272 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:22,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:22,273 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:22,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-12-05 23:19:23,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:23,454 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:23,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:23,586 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:23,586 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:23,596 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:23,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Forceful destruction successful, exit code 0 [2024-12-05 23:19:23,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:23,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:23,610 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:23,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:23,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:23,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:23,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:23,611 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:23,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-12-05 23:19:24,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:24,754 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:24,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:24,884 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:24,885 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:24,893 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:24,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-12-05 23:19:24,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:24,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:24,913 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:24,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:24,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:24,913 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:24,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:24,914 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:24,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-12-05 23:19:26,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:26,122 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:26,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:26,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:26,271 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:26,279 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:26,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Forceful destruction successful, exit code 0 [2024-12-05 23:19:26,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:26,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:26,294 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:26,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:26,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:26,294 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:26,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:26,296 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:26,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-12-05 23:19:27,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:27,523 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:27,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:27,654 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:27,655 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:27,663 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:27,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Ended with exit code 0 [2024-12-05 23:19:27,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:27,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:27,676 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:27,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:27,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:27,676 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:27,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:27,678 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:27,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-12-05 23:19:28,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:28,855 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:28,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:28,993 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:28,994 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:29,003 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:29,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Ended with exit code 0 [2024-12-05 23:19:29,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:29,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:29,018 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:29,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:29,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:29,018 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:29,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:29,020 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:29,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-12-05 23:19:30,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:30,214 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:30,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:30,345 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:30,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:30,353 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:30,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Ended with exit code 0 [2024-12-05 23:19:30,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:30,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:30,368 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:30,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:30,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:30,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:30,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:30,370 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:30,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-12-05 23:19:31,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:31,632 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:31,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:31,762 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:31,763 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:31,772 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:31,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Ended with exit code 0 [2024-12-05 23:19:31,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:31,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:31,787 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:31,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:31,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:31,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:31,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:31,789 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:31,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-12-05 23:19:33,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:33,005 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:33,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:33,137 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:33,138 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:33,149 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:33,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Ended with exit code 0 [2024-12-05 23:19:33,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:33,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:33,163 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:33,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:33,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:33,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:33,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:33,165 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:33,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-12-05 23:19:34,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:34,388 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:34,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:34,518 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:34,519 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:34,527 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:34,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Forceful destruction successful, exit code 0 [2024-12-05 23:19:34,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:34,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:34,544 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:34,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:34,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:34,545 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:34,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:34,546 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:34,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-12-05 23:19:35,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:35,781 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:35,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:35,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:35,920 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:35,928 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:35,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2024-12-05 23:19:35,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:35,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:35,945 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:35,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:35,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:35,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:35,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:35,947 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:35,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-12-05 23:19:37,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:37,147 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:37,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:37,286 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:37,287 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:37,296 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:37,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2024-12-05 23:19:37,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:37,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:37,311 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:37,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:37,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:37,311 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:37,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:37,313 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:37,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-12-05 23:19:38,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:38,495 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:38,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:38,625 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:38,626 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:38,634 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:38,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Ended with exit code 0 [2024-12-05 23:19:38,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:38,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:38,649 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:38,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:38,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:38,649 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:38,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:38,651 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:38,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-12-05 23:19:39,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:39,879 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:39,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:40,010 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:40,011 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:40,019 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:40,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-12-05 23:19:40,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:40,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:40,035 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:40,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:40,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:40,035 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:40,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:40,037 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:40,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-12-05 23:19:41,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:41,253 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:41,388 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:41,388 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:41,397 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:41,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Ended with exit code 0 [2024-12-05 23:19:41,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:41,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:41,412 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:41,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:41,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:41,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:41,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:41,414 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:41,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-12-05 23:19:42,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:42,629 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:42,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:42,761 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:42,762 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:42,770 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:42,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Ended with exit code 0 [2024-12-05 23:19:42,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:42,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:42,784 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:42,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:42,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:42,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:42,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:42,786 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:42,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-12-05 23:19:44,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:44,022 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:44,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:44,159 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:44,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:44,168 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:44,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-12-05 23:19:44,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:44,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:44,181 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:44,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:44,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:44,181 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:44,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:44,182 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:44,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-12-05 23:19:45,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:45,381 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:45,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:45,515 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:45,515 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:45,524 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:45,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Ended with exit code 0 [2024-12-05 23:19:45,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:45,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:45,537 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:45,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:45,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:45,537 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:45,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:45,539 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:45,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-12-05 23:19:46,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:46,705 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:46,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:46,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:46,835 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:46,844 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:46,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Ended with exit code 0 [2024-12-05 23:19:46,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:46,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:46,862 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:46,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:46,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:46,862 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:46,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:46,863 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:46,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-12-05 23:19:48,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:48,045 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:48,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:48,182 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:48,183 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:48,191 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:48,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Ended with exit code 0 [2024-12-05 23:19:48,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:48,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:48,207 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:48,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:48,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:48,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:48,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:48,208 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:48,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-12-05 23:19:49,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:49,413 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:49,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:49,550 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:49,551 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:49,559 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:49,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-12-05 23:19:49,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:49,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:49,574 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:49,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:49,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:49,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:49,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:49,576 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:49,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-12-05 23:19:50,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:50,812 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:50,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:50,945 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:50,945 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:50,954 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:50,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Ended with exit code 0 [2024-12-05 23:19:50,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:50,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:50,969 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:50,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:50,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:50,970 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:50,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:50,971 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:50,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-12-05 23:19:52,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:52,188 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:52,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:52,322 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:52,322 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:52,331 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:52,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-12-05 23:19:52,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:52,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:52,344 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:52,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:52,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:52,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:52,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:52,346 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:52,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-12-05 23:19:53,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:53,562 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:53,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:53,695 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:53,695 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:53,704 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:53,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Ended with exit code 0 [2024-12-05 23:19:53,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:53,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:53,717 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:53,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:53,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:53,717 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:53,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:53,719 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:53,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-12-05 23:19:54,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:54,955 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:55,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:55,092 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:55,092 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:55,101 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:55,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-12-05 23:19:55,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:55,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:55,115 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:55,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:55,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:55,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:55,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:55,116 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:55,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-12-05 23:19:56,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:56,419 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:56,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:56,554 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:56,554 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:56,563 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:56,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-12-05 23:19:56,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:56,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:56,577 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:56,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:56,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:56,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:56,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:56,579 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:56,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-12-05 23:19:57,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:57,866 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:57,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:57,998 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:57,998 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:58,006 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:58,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Ended with exit code 0 [2024-12-05 23:19:58,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:58,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:58,020 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:58,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:58,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:58,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:58,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:58,022 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:58,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-12-05 23:19:59,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:59,236 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:19:59,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:19:59,366 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:19:59,366 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:19:59,378 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:19:59,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-12-05 23:19:59,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:19:59,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:19:59,394 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:19:59,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:19:59,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:19:59,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:19:59,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:19:59,396 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:19:59,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-12-05 23:20:00,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:00,679 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:00,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:00,810 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:00,811 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:00,819 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:00,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Ended with exit code 0 [2024-12-05 23:20:00,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:00,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:00,835 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:00,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:00,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:00,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:00,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:00,837 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:00,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-12-05 23:20:02,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:02,090 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:02,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:02,220 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:02,221 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:02,229 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:02,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Ended with exit code 0 [2024-12-05 23:20:02,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:02,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:02,244 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:02,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:02,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:02,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:02,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:02,246 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:02,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-12-05 23:20:03,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:03,449 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:03,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:03,585 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:03,586 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:03,596 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:03,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Forceful destruction successful, exit code 0 [2024-12-05 23:20:03,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:03,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:03,615 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:03,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:03,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:03,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:03,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:03,616 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:03,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-12-05 23:20:04,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:04,866 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:04,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:04,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:04,999 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:05,008 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:05,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-12-05 23:20:05,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:05,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:05,022 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:05,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:05,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:05,023 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:05,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:05,024 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:05,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-12-05 23:20:06,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:06,271 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:06,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:06,405 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:06,405 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:06,414 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:06,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Ended with exit code 0 [2024-12-05 23:20:06,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:06,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:06,428 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:06,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:06,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:06,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:06,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:06,430 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:06,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-12-05 23:20:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:07,700 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:07,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:07,832 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:07,833 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:07,841 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:07,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Ended with exit code 0 [2024-12-05 23:20:07,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:07,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:07,856 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:07,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:07,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:07,857 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:07,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:07,858 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:07,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-12-05 23:20:09,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:09,088 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:09,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:09,224 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:09,224 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:09,233 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:09,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-12-05 23:20:09,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:09,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:09,246 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:09,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:09,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:09,247 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:09,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:09,248 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:09,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-12-05 23:20:10,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:10,505 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:10,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:10,637 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:10,638 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:10,646 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:10,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Ended with exit code 0 [2024-12-05 23:20:10,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:10,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:10,662 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:10,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:10,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:10,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:10,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:10,663 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:10,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-12-05 23:20:11,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:11,882 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:11,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:12,015 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:12,015 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:12,023 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:12,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Ended with exit code 0 [2024-12-05 23:20:12,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:12,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:12,038 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:12,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:12,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:12,038 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:12,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:12,039 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:12,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-12-05 23:20:13,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:13,304 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:13,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:13,446 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:13,446 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:13,455 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:13,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Ended with exit code 0 [2024-12-05 23:20:13,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:13,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:13,471 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:13,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:13,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:13,471 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:13,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:13,473 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:13,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-12-05 23:20:14,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:14,712 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:14,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:14,844 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:14,844 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:14,853 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:14,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Ended with exit code 0 [2024-12-05 23:20:14,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:14,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:14,868 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:14,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:14,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:14,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:14,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:14,869 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:14,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-12-05 23:20:16,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:16,080 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:16,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:16,214 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:16,214 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:16,222 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:16,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Ended with exit code 0 [2024-12-05 23:20:16,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:16,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:16,240 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:16,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:16,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:16,241 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:16,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:16,242 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:16,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-12-05 23:20:17,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:17,614 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:17,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:17,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:17,773 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:17,782 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:17,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Ended with exit code 0 [2024-12-05 23:20:17,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:17,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:17,800 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:17,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:17,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:17,800 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:17,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:17,801 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:17,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-12-05 23:20:19,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:19,308 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:19,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:19,478 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:19,479 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:19,490 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:19,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Ended with exit code 0 [2024-12-05 23:20:19,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:19,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:19,508 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:19,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:19,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:19,508 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:19,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:19,510 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:19,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-12-05 23:20:21,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:21,103 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:21,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:21,274 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:21,275 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:21,285 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:21,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Ended with exit code 0 [2024-12-05 23:20:21,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:21,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:21,303 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:21,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:21,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:21,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:21,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:21,305 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:21,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-12-05 23:20:22,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:22,694 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:22,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:22,827 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:22,827 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:22,835 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:22,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Ended with exit code 0 [2024-12-05 23:20:22,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:22,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:22,849 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:22,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:22,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:22,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:22,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:22,850 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:22,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-12-05 23:20:24,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:24,065 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:24,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:24,196 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:24,196 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:24,205 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:24,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Ended with exit code 0 [2024-12-05 23:20:24,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:24,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:24,222 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:24,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:24,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:24,222 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:24,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:24,224 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:24,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-12-05 23:20:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:25,451 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:25,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:25,584 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:25,585 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:25,594 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:25,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Ended with exit code 0 [2024-12-05 23:20:25,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:25,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:25,608 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:25,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:25,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:25,608 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:25,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:25,610 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:25,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-12-05 23:20:26,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:26,869 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:26,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:26,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:27,000 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:27,008 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:27,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Ended with exit code 0 [2024-12-05 23:20:27,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:27,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:27,022 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:27,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:27,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:27,023 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:27,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:27,024 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:27,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-12-05 23:20:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:28,363 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:28,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:28,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:28,494 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:28,502 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:28,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-12-05 23:20:28,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:28,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:28,518 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:28,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:28,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:28,518 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:28,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:28,519 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:28,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-12-05 23:20:29,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:29,710 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:29,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:29,842 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:29,843 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:29,851 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:29,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Ended with exit code 0 [2024-12-05 23:20:29,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:29,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:29,865 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:29,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:29,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:29,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:29,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:29,866 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:29,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-12-05 23:20:31,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:31,102 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:31,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:31,234 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:31,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:31,243 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:31,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Ended with exit code 0 [2024-12-05 23:20:31,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:31,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:31,261 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:31,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:31,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:31,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:31,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:31,262 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:31,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-12-05 23:20:32,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:32,468 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:32,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:32,603 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:32,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:32,612 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:32,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Ended with exit code 0 [2024-12-05 23:20:32,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:32,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:32,626 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:32,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:32,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:32,626 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:32,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:32,628 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:32,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-12-05 23:20:33,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:33,896 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:34,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:34,035 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:34,035 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:34,043 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:34,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Ended with exit code 0 [2024-12-05 23:20:34,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:34,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:34,057 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:34,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:34,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:34,058 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:34,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:34,059 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:34,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-12-05 23:20:35,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:35,393 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:35,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:35,528 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:35,528 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:35,537 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:35,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Forceful destruction successful, exit code 0 [2024-12-05 23:20:35,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:35,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:35,551 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:35,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:35,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:35,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:35,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:35,552 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:35,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-12-05 23:20:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:36,787 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:36,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:36,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:36,920 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:36,928 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:36,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Ended with exit code 0 [2024-12-05 23:20:36,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:36,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:36,943 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:36,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:36,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:36,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:36,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:36,944 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:36,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-12-05 23:20:38,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:38,204 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:38,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:38,339 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:38,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:38,348 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:38,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Ended with exit code 0 [2024-12-05 23:20:38,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:38,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:38,361 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:38,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:38,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:38,361 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:38,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:38,363 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:38,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-12-05 23:20:39,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:39,611 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:39,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:39,746 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:39,746 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:39,755 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:39,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Ended with exit code 0 [2024-12-05 23:20:39,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:39,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:39,769 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:39,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:39,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:39,769 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:39,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:39,770 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:39,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-12-05 23:20:40,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:40,988 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:41,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:41,124 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:41,124 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:41,133 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:41,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Ended with exit code 0 [2024-12-05 23:20:41,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:41,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:41,148 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:41,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:41,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:41,148 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:41,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:41,149 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:41,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-12-05 23:20:42,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:42,415 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:42,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:42,546 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:42,547 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:42,556 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:42,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Ended with exit code 0 [2024-12-05 23:20:42,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:42,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:42,569 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:42,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:42,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:42,571 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:42,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:42,573 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:42,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-12-05 23:20:43,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:43,836 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:43,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:43,967 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:43,968 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:43,976 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:43,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Ended with exit code 0 [2024-12-05 23:20:43,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:43,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:43,990 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:43,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:43,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:43,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:43,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:43,992 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:43,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-12-05 23:20:45,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:45,245 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:45,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:45,377 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:45,377 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:45,386 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:45,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Ended with exit code 0 [2024-12-05 23:20:45,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:45,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:45,400 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:45,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:45,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:45,400 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:45,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:45,402 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:45,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-12-05 23:20:46,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:46,791 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:46,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:46,926 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:46,926 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:46,936 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:46,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-12-05 23:20:46,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:46,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:46,952 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:46,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:46,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:46,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:46,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:46,954 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:46,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-12-05 23:20:48,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:48,199 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:48,334 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:48,334 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:48,343 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:48,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Ended with exit code 0 [2024-12-05 23:20:48,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:48,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:48,357 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:48,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:48,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:48,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:48,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:48,359 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:48,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-12-05 23:20:49,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:49,665 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:49,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:49,800 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:49,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:49,808 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:49,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Ended with exit code 0 [2024-12-05 23:20:49,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:49,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:49,824 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:49,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:49,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:49,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:49,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:49,825 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:49,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-12-05 23:20:51,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:51,145 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:51,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:51,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:51,279 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:51,287 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:51,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Ended with exit code 0 [2024-12-05 23:20:51,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:51,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:51,303 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:51,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:51,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:51,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:51,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:51,305 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:51,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-12-05 23:20:52,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:52,542 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:52,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:52,676 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:52,676 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:52,685 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:52,695 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Ended with exit code 0 [2024-12-05 23:20:52,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:52,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:52,698 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:52,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:52,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:52,698 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:52,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:52,700 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:52,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-12-05 23:20:54,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:54,085 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:54,218 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:54,218 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:54,226 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:54,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Ended with exit code 0 [2024-12-05 23:20:54,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:54,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:54,244 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:54,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:54,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:54,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:54,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:54,246 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:54,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-12-05 23:20:55,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:55,474 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:55,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:55,608 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:55,608 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:55,619 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:55,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Ended with exit code 0 [2024-12-05 23:20:55,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:55,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:55,632 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:55,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:55,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:55,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:55,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:55,634 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:55,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-12-05 23:20:56,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:56,910 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:57,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:57,050 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:57,050 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:57,058 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:57,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Ended with exit code 0 [2024-12-05 23:20:57,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:57,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:57,074 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:57,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:57,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:57,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:57,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:57,075 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:57,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-12-05 23:20:58,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:58,391 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:58,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:58,526 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:58,526 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:58,535 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:58,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Ended with exit code 0 [2024-12-05 23:20:58,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:58,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:58,549 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:58,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:58,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:58,549 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:58,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:58,550 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:58,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-12-05 23:20:59,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:59,804 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:20:59,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:59,936 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:20:59,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:20:59,945 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:20:59,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Ended with exit code 0 [2024-12-05 23:20:59,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:59,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:20:59,959 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:20:59,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:20:59,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:59,959 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:20:59,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:20:59,960 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:20:59,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-12-05 23:21:01,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:01,301 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:01,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:01,432 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:01,433 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:01,441 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:01,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Ended with exit code 0 [2024-12-05 23:21:01,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:01,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:01,455 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:01,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:01,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:01,456 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:01,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:01,457 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:01,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-12-05 23:21:02,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:02,713 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:02,846 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:02,846 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:02,855 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:02,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Ended with exit code 0 [2024-12-05 23:21:02,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:02,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:02,870 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:02,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:02,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:02,870 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:02,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:02,872 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:02,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-12-05 23:21:04,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:04,176 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:04,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:04,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:04,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:04,316 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:04,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Ended with exit code 0 [2024-12-05 23:21:04,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:04,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:04,330 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:04,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:04,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:04,330 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:04,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:04,332 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:04,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-12-05 23:21:05,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:05,608 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:05,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:05,741 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:05,742 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:05,750 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:05,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Ended with exit code 0 [2024-12-05 23:21:05,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:05,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:05,765 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:05,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:05,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:05,765 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:05,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:05,766 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:05,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-12-05 23:21:07,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:07,156 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:07,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:07,289 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:07,289 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:07,297 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:07,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Ended with exit code 0 [2024-12-05 23:21:07,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:07,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:07,312 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:07,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:07,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:07,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:07,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:07,314 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:07,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-12-05 23:21:08,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:08,553 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:08,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:08,690 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:08,690 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:08,699 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:08,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Ended with exit code 0 [2024-12-05 23:21:08,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:08,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:08,715 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:08,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:08,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:08,715 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:08,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:08,716 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:08,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-12-05 23:21:09,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:09,980 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:10,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:10,117 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:10,118 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:10,126 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:10,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Ended with exit code 0 [2024-12-05 23:21:10,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:10,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:10,143 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:10,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:10,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:10,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:10,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:10,144 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:10,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-12-05 23:21:11,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:11,470 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:11,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:11,605 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:11,605 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:11,614 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:11,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Ended with exit code 0 [2024-12-05 23:21:11,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:11,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:11,632 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:11,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:11,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:11,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:11,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:11,634 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:11,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-12-05 23:21:12,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:12,926 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:13,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:13,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:13,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:13,069 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:13,082 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Ended with exit code 0 [2024-12-05 23:21:13,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:13,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:13,085 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:13,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:13,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:13,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:13,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:13,086 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:13,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-12-05 23:21:14,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:14,421 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:14,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:14,557 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:14,558 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:14,566 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:14,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Ended with exit code 0 [2024-12-05 23:21:14,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:14,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:14,582 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:14,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:14,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:14,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:14,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:14,584 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:14,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-12-05 23:21:15,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:15,834 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:15,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:15,966 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:15,966 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:15,974 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:15,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Ended with exit code 0 [2024-12-05 23:21:15,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:15,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:15,988 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:15,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:15,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:15,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:15,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:15,990 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:15,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-12-05 23:21:17,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:17,232 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:17,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:17,367 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:17,367 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:17,376 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:17,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Ended with exit code 0 [2024-12-05 23:21:17,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:17,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:17,391 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:17,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:17,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:17,391 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:17,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:17,392 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:17,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-12-05 23:21:18,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:18,673 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:18,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:18,810 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:18,811 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:18,820 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:18,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Ended with exit code 0 [2024-12-05 23:21:18,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:18,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:18,834 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:18,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:18,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:18,834 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:18,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:18,836 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:18,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-12-05 23:21:20,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:20,152 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:20,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:20,286 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:20,286 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:20,295 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:20,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Ended with exit code 0 [2024-12-05 23:21:20,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:20,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:20,308 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:20,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:20,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:20,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:20,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:20,310 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:20,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-12-05 23:21:21,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:21,577 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:21,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:21,711 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:21,712 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:21,720 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:21,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Ended with exit code 0 [2024-12-05 23:21:21,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:21,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:21,735 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:21,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:21,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:21,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:21,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:21,737 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:21,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-12-05 23:21:23,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:23,076 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:23,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:23,210 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:23,210 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:23,219 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:23,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Ended with exit code 0 [2024-12-05 23:21:23,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:23,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:23,236 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:23,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:23,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:23,236 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:23,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:23,237 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:23,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-12-05 23:21:24,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:24,556 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:24,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:24,689 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:24,689 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:24,697 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:24,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Ended with exit code 0 [2024-12-05 23:21:24,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:24,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:24,714 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:24,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:24,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:24,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:24,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:24,715 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:24,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-12-05 23:21:25,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:25,997 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:26,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:26,130 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:26,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:26,139 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:26,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Ended with exit code 0 [2024-12-05 23:21:26,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:26,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:26,156 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:26,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:26,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:26,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:26,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:26,158 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:26,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-12-05 23:21:27,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:27,485 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:27,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:27,628 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:27,628 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:27,637 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:27,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Forceful destruction successful, exit code 0 [2024-12-05 23:21:27,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:27,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:27,651 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:27,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:27,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:27,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:27,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:27,652 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:27,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-12-05 23:21:28,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:28,971 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:29,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:29,104 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:29,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:29,113 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:29,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Ended with exit code 0 [2024-12-05 23:21:29,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:29,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:29,127 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:29,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:29,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:29,128 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:29,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:29,129 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:29,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Waiting until timeout for monitored process [2024-12-05 23:21:30,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:30,482 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:30,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:30,615 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:30,615 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:30,624 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:30,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Ended with exit code 0 [2024-12-05 23:21:30,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:30,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:30,639 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:30,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:30,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:30,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:30,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:30,641 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:30,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Waiting until timeout for monitored process [2024-12-05 23:21:31,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:31,927 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:32,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:32,060 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:32,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:32,069 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:32,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Ended with exit code 0 [2024-12-05 23:21:32,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:32,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:32,083 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:32,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:32,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:32,083 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:32,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:32,084 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:32,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Waiting until timeout for monitored process [2024-12-05 23:21:33,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:33,371 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:33,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:33,504 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:33,504 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:33,512 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:33,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Ended with exit code 0 [2024-12-05 23:21:33,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:33,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:33,528 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:33,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:33,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:33,529 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:33,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:33,530 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:33,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Waiting until timeout for monitored process [2024-12-05 23:21:34,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:34,860 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:34,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:34,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:34,996 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:35,004 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:35,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Ended with exit code 0 [2024-12-05 23:21:35,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:35,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:35,020 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:35,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:35,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:35,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:35,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:35,022 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:35,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Waiting until timeout for monitored process [2024-12-05 23:21:36,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:36,397 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:36,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:36,533 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:36,533 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:36,542 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:36,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Ended with exit code 0 [2024-12-05 23:21:36,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:36,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:36,557 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:36,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:36,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:36,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:36,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:36,559 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:36,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Waiting until timeout for monitored process [2024-12-05 23:21:37,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:37,901 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:38,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:38,034 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:38,035 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:38,044 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:38,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Ended with exit code 0 [2024-12-05 23:21:38,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:38,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:38,057 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:38,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:38,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:38,058 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:38,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:38,059 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:38,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Waiting until timeout for monitored process [2024-12-05 23:21:39,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:39,369 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:39,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:39,502 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:39,503 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:39,513 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:39,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Ended with exit code 0 [2024-12-05 23:21:39,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:39,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:39,533 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:39,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:39,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:39,534 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:39,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:39,535 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:39,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Waiting until timeout for monitored process [2024-12-05 23:21:40,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:40,880 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:40,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:41,013 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:41,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:41,022 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:41,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Ended with exit code 0 [2024-12-05 23:21:41,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:41,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:41,036 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:41,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:41,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:41,036 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:41,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:41,038 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:41,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Waiting until timeout for monitored process [2024-12-05 23:21:42,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:42,293 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:42,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:42,424 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:42,425 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:42,433 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:42,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Ended with exit code 0 [2024-12-05 23:21:42,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:42,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:42,450 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:42,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:42,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:42,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:42,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:42,452 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:42,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Waiting until timeout for monitored process [2024-12-05 23:21:43,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:43,751 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:43,884 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:43,884 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:43,893 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:43,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Forceful destruction successful, exit code 0 [2024-12-05 23:21:43,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:43,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:43,907 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:43,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:43,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:43,907 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:43,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:43,909 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:43,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Waiting until timeout for monitored process [2024-12-05 23:21:45,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:45,259 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:45,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:45,397 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:45,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:45,406 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:45,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Ended with exit code 0 [2024-12-05 23:21:45,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:45,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:45,421 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:45,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:45,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:45,421 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:45,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:45,422 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:45,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Waiting until timeout for monitored process [2024-12-05 23:21:46,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:46,746 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:46,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:46,885 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:46,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:46,894 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:46,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Ended with exit code 0 [2024-12-05 23:21:46,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:46,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:46,910 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:46,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:46,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:46,910 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:46,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:46,911 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:46,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Waiting until timeout for monitored process [2024-12-05 23:21:48,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:48,201 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:48,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:48,336 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:48,337 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:48,345 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:48,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Ended with exit code 0 [2024-12-05 23:21:48,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:48,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:48,360 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:48,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:48,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:48,360 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:48,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:48,361 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:48,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Waiting until timeout for monitored process [2024-12-05 23:21:49,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:49,708 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:49,840 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:49,841 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:49,849 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:49,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Ended with exit code 0 [2024-12-05 23:21:49,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:49,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:49,863 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:49,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:49,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:49,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:49,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:49,865 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:49,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Waiting until timeout for monitored process [2024-12-05 23:21:51,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:51,162 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:51,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:51,296 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:51,297 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:51,305 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:51,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Ended with exit code 0 [2024-12-05 23:21:51,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:51,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:51,322 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:51,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:51,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:51,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:51,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:51,323 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:51,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Waiting until timeout for monitored process [2024-12-05 23:21:52,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:52,670 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:52,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:52,803 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:52,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:52,812 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:52,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Ended with exit code 0 [2024-12-05 23:21:52,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:52,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:52,827 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:52,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:52,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:52,828 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:52,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:52,829 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:52,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Waiting until timeout for monitored process [2024-12-05 23:21:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:54,160 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:54,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:54,296 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:54,296 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:54,305 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:54,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Ended with exit code 0 [2024-12-05 23:21:54,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:54,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:54,322 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:54,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:54,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:54,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:54,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:54,324 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:54,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Waiting until timeout for monitored process [2024-12-05 23:21:55,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:55,675 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:55,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:55,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:55,809 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:55,818 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:55,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Ended with exit code 0 [2024-12-05 23:21:55,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:55,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:55,835 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:55,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:55,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:55,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:55,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:55,836 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:55,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Waiting until timeout for monitored process [2024-12-05 23:21:57,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:57,208 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:57,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:57,344 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:57,344 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:57,353 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:57,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Ended with exit code 0 [2024-12-05 23:21:57,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:57,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:57,373 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:57,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:57,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:57,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:57,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:57,375 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:57,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Waiting until timeout for monitored process [2024-12-05 23:21:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:58,691 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:21:58,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:21:58,824 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:21:58,825 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:21:58,833 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:21:58,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Ended with exit code 0 [2024-12-05 23:21:58,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:21:58,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:21:58,850 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:21:58,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:21:58,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:21:58,850 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:21:58,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:21:58,851 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:21:58,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Waiting until timeout for monitored process [2024-12-05 23:22:00,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:00,213 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:00,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:00,348 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:00,348 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:00,357 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:00,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Ended with exit code 0 [2024-12-05 23:22:00,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:00,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:00,371 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:00,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:00,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:00,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:00,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:00,373 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:00,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Waiting until timeout for monitored process [2024-12-05 23:22:01,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:01,698 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:01,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:01,834 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:01,834 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:01,843 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:01,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Ended with exit code 0 [2024-12-05 23:22:01,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:01,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:01,862 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:01,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:01,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:01,862 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:01,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:01,863 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:01,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Waiting until timeout for monitored process [2024-12-05 23:22:03,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:03,196 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:03,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:03,332 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:03,332 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:03,341 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:03,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Ended with exit code 0 [2024-12-05 23:22:03,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:03,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:03,356 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:03,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:03,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:03,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:03,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:03,357 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:03,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Waiting until timeout for monitored process [2024-12-05 23:22:04,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:04,653 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:04,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:04,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:04,791 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:04,800 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:04,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Ended with exit code 0 [2024-12-05 23:22:04,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:04,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:04,814 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:04,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:04,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:04,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:04,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:04,816 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:04,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Waiting until timeout for monitored process [2024-12-05 23:22:06,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:06,182 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:06,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:06,318 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:06,318 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:06,327 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:06,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Ended with exit code 0 [2024-12-05 23:22:06,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:06,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:06,342 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:06,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:06,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:06,342 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:06,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:06,343 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:06,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Waiting until timeout for monitored process [2024-12-05 23:22:07,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:07,649 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:07,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:07,793 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:07,794 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:07,803 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:07,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Ended with exit code 0 [2024-12-05 23:22:07,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:07,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:07,823 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:07,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:07,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:07,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:07,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:07,825 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:07,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Waiting until timeout for monitored process [2024-12-05 23:22:09,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:09,175 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:09,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:09,309 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:09,309 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:09,318 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:09,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Ended with exit code 0 [2024-12-05 23:22:09,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:09,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:09,334 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:09,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:09,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:09,334 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:09,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:09,335 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:09,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Waiting until timeout for monitored process [2024-12-05 23:22:10,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:10,640 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:10,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:10,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:10,773 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:10,781 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:10,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Ended with exit code 0 [2024-12-05 23:22:10,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:10,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:10,796 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:10,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:10,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:10,796 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:10,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:10,798 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:10,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Waiting until timeout for monitored process [2024-12-05 23:22:12,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:12,175 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:12,311 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:12,311 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:12,320 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:12,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Ended with exit code 0 [2024-12-05 23:22:12,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:12,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:12,335 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:12,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:12,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:12,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:12,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:12,336 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:12,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Waiting until timeout for monitored process [2024-12-05 23:22:13,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:13,654 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:13,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:13,791 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:13,800 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:13,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Ended with exit code 0 [2024-12-05 23:22:13,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:13,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:13,816 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:13,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:13,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:13,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:13,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:13,818 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:13,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Waiting until timeout for monitored process [2024-12-05 23:22:15,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:15,109 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:15,242 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:15,243 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:15,251 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:15,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Ended with exit code 0 [2024-12-05 23:22:15,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:15,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:15,266 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:15,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:15,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:15,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:15,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:15,268 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:15,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Waiting until timeout for monitored process [2024-12-05 23:22:16,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:16,670 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:16,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:16,807 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:16,807 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:16,816 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:16,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Ended with exit code 0 [2024-12-05 23:22:16,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:16,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:16,833 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:16,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:16,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:16,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:16,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:16,835 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:16,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Waiting until timeout for monitored process [2024-12-05 23:22:18,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:18,168 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:18,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:18,305 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:18,305 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:18,313 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:18,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Ended with exit code 0 [2024-12-05 23:22:18,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:18,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:18,328 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:18,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:18,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:18,328 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:18,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:18,330 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:18,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Waiting until timeout for monitored process [2024-12-05 23:22:19,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:19,677 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:19,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:19,812 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:19,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:19,821 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:19,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Ended with exit code 0 [2024-12-05 23:22:19,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:19,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:19,837 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:19,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:19,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:19,837 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:19,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:19,838 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:19,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Waiting until timeout for monitored process [2024-12-05 23:22:21,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:21,179 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:21,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:21,314 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:21,314 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:21,323 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:21,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Ended with exit code 0 [2024-12-05 23:22:21,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:21,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:21,340 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:21,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:21,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:21,340 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:21,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:21,341 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:21,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Waiting until timeout for monitored process [2024-12-05 23:22:22,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:22,679 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:22,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:22,815 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:22,815 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:22,824 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:22,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Ended with exit code 0 [2024-12-05 23:22:22,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:22,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:22,839 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:22,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:22,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:22,839 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:22,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:22,841 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:22,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Waiting until timeout for monitored process [2024-12-05 23:22:24,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:24,164 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:24,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:24,300 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:24,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:24,313 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:24,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Ended with exit code 0 [2024-12-05 23:22:24,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:24,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:24,330 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:24,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:24,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:24,330 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:24,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:24,331 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:24,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Waiting until timeout for monitored process [2024-12-05 23:22:25,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:25,701 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:25,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:25,834 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:25,834 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:25,843 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:25,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Ended with exit code 0 [2024-12-05 23:22:25,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:25,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:25,860 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:25,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:25,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:25,860 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:25,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:25,861 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:25,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Waiting until timeout for monitored process [2024-12-05 23:22:27,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:27,212 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:27,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:27,351 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:27,351 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:27,360 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:27,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Ended with exit code 0 [2024-12-05 23:22:27,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:27,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:27,377 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:27,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:27,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:27,378 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:27,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:27,380 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:27,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Waiting until timeout for monitored process [2024-12-05 23:22:28,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:28,804 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:28,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:28,939 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:28,940 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:28,948 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:28,960 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Ended with exit code 0 [2024-12-05 23:22:28,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:28,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:28,964 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:28,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:28,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:28,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:28,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:28,966 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:28,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Waiting until timeout for monitored process [2024-12-05 23:22:30,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:30,260 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:30,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:30,395 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:30,395 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:30,404 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:30,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Ended with exit code 0 [2024-12-05 23:22:30,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:30,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:30,424 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:30,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:30,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:30,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:30,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:30,426 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:30,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Waiting until timeout for monitored process [2024-12-05 23:22:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:31,823 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:31,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:31,957 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:31,958 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:31,967 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:31,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Ended with exit code 0 [2024-12-05 23:22:31,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:31,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:31,981 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:31,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:31,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:31,982 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:31,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:31,983 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:31,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Waiting until timeout for monitored process [2024-12-05 23:22:33,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:33,358 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:33,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:33,492 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:33,493 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:33,501 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:33,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Ended with exit code 0 [2024-12-05 23:22:33,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:33,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:33,518 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:33,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:33,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:33,518 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:33,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:33,519 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:33,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Waiting until timeout for monitored process [2024-12-05 23:22:34,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:34,823 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:34,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:34,962 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:34,962 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:34,971 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:34,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Ended with exit code 0 [2024-12-05 23:22:34,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:34,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:34,986 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:34,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:34,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:34,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:34,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:34,988 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:34,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Waiting until timeout for monitored process [2024-12-05 23:22:36,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:36,270 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:36,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:36,405 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:36,405 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:36,414 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:36,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Ended with exit code 0 [2024-12-05 23:22:36,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:36,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:36,433 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:36,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:36,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:36,433 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:36,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:36,434 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:36,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Waiting until timeout for monitored process [2024-12-05 23:22:37,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:37,809 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:37,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:37,947 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:37,948 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:37,956 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:37,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Forceful destruction successful, exit code 0 [2024-12-05 23:22:37,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:37,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:37,973 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:37,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:37,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:37,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:37,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:37,974 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:37,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Waiting until timeout for monitored process [2024-12-05 23:22:39,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:39,254 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:39,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:39,389 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:39,389 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:39,400 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:39,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Ended with exit code 0 [2024-12-05 23:22:39,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:39,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:39,421 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:39,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:39,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:39,421 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:39,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:39,423 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:39,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Waiting until timeout for monitored process [2024-12-05 23:22:40,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:40,781 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:40,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:40,918 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:40,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:40,927 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:40,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Ended with exit code 0 [2024-12-05 23:22:40,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:40,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:40,942 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:40,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:40,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:40,942 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:40,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:40,943 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:40,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Waiting until timeout for monitored process [2024-12-05 23:22:42,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:42,296 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:42,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:42,434 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:42,435 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:42,443 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:42,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Ended with exit code 0 [2024-12-05 23:22:42,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:42,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:42,459 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:42,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:42,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:42,460 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:42,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:42,461 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:42,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Waiting until timeout for monitored process [2024-12-05 23:22:43,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:43,856 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:43,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:43,995 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:43,995 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:44,004 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:44,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Ended with exit code 0 [2024-12-05 23:22:44,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:44,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:44,020 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:44,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:44,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:44,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:44,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:44,022 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:44,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Waiting until timeout for monitored process [2024-12-05 23:22:45,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:45,350 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:45,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:45,488 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:45,489 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:45,497 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:45,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Ended with exit code 0 [2024-12-05 23:22:45,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:45,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:45,512 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:45,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:45,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:45,512 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:45,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:45,514 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:45,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Waiting until timeout for monitored process [2024-12-05 23:22:46,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:46,924 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:47,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:47,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:47,059 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:47,068 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:47,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Forceful destruction successful, exit code 0 [2024-12-05 23:22:47,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:47,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:47,083 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:47,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:47,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:47,083 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:47,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:47,085 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:47,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Waiting until timeout for monitored process [2024-12-05 23:22:48,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:48,453 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:48,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:48,590 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:48,590 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:48,599 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:48,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Ended with exit code 0 [2024-12-05 23:22:48,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:48,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:48,614 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:48,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:48,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:48,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:48,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:48,616 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:48,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Waiting until timeout for monitored process [2024-12-05 23:22:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:50,041 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:50,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:50,178 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:50,178 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:50,187 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:50,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Forceful destruction successful, exit code 0 [2024-12-05 23:22:50,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:50,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:50,202 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:50,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:50,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:50,202 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:50,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:50,204 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:50,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Waiting until timeout for monitored process [2024-12-05 23:22:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:51,636 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:51,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:51,773 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:51,774 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:51,782 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:51,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Ended with exit code 0 [2024-12-05 23:22:51,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:51,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:51,797 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:51,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:51,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:51,798 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:51,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:51,799 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:51,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Waiting until timeout for monitored process [2024-12-05 23:22:53,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:53,158 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:53,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:53,293 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:53,293 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:53,302 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:53,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Ended with exit code 0 [2024-12-05 23:22:53,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:53,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:53,319 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:53,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:53,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:53,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:53,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:53,321 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:53,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Waiting until timeout for monitored process [2024-12-05 23:22:54,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:54,710 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:54,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:54,844 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:54,845 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:54,853 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:54,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Ended with exit code 0 [2024-12-05 23:22:54,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:54,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:54,869 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:54,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:54,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:54,870 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:54,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:54,871 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:54,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Waiting until timeout for monitored process [2024-12-05 23:22:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:56,179 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:56,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:56,341 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:56,341 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:56,349 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:56,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Ended with exit code 0 [2024-12-05 23:22:56,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:56,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:56,367 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:56,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:56,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:56,367 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:56,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:56,368 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:56,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Waiting until timeout for monitored process [2024-12-05 23:22:57,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:57,803 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:57,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:57,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:57,940 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:57,949 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:57,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Ended with exit code 0 [2024-12-05 23:22:57,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:57,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:57,965 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:57,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:57,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:57,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:57,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:57,967 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:57,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Waiting until timeout for monitored process [2024-12-05 23:22:59,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:59,317 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:22:59,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:22:59,454 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:22:59,455 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:22:59,463 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:22:59,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Forceful destruction successful, exit code 0 [2024-12-05 23:22:59,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:22:59,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:22:59,479 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:22:59,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:22:59,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:22:59,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:22:59,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:22:59,481 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:22:59,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Waiting until timeout for monitored process [2024-12-05 23:23:00,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:00,880 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:00,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:01,020 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:01,020 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:01,029 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:01,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Ended with exit code 0 [2024-12-05 23:23:01,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:01,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:01,044 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:01,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:01,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:01,044 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:01,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:01,046 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:01,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Waiting until timeout for monitored process [2024-12-05 23:23:02,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:02,585 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:02,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:02,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:02,739 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:02,748 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:02,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Ended with exit code 0 [2024-12-05 23:23:02,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:02,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:02,767 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:02,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:02,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:02,768 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:02,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:02,769 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:02,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Waiting until timeout for monitored process [2024-12-05 23:23:04,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:04,485 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:04,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:04,659 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:04,659 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:04,669 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:04,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Ended with exit code 0 [2024-12-05 23:23:04,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:04,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:04,685 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:04,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:04,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:04,685 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:04,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:04,686 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:04,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Waiting until timeout for monitored process [2024-12-05 23:23:06,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:06,070 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:06,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:06,213 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:06,213 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:06,222 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:06,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Ended with exit code 0 [2024-12-05 23:23:06,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:06,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:06,236 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:06,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:06,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:06,236 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:06,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:06,237 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:06,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Waiting until timeout for monitored process [2024-12-05 23:23:07,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:07,604 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:07,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:07,741 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:07,741 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:07,749 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:07,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Forceful destruction successful, exit code 0 [2024-12-05 23:23:07,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:07,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:07,764 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:07,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:07,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:07,765 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:07,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:07,766 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:07,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Waiting until timeout for monitored process [2024-12-05 23:23:09,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:09,095 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:09,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:09,233 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:09,233 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:09,242 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:09,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Ended with exit code 0 [2024-12-05 23:23:09,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:09,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:09,257 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:09,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:09,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:09,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:09,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:09,259 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:09,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Waiting until timeout for monitored process [2024-12-05 23:23:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:10,666 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:10,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:10,803 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:10,803 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:10,811 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:10,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Ended with exit code 0 [2024-12-05 23:23:10,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:10,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:10,826 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:10,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:10,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:10,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:10,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:10,827 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:10,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Waiting until timeout for monitored process [2024-12-05 23:23:12,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:12,196 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:12,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:12,334 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:12,334 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:12,343 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:12,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Ended with exit code 0 [2024-12-05 23:23:12,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:12,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:12,358 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:12,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:12,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:12,358 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:12,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:12,360 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:12,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Waiting until timeout for monitored process [2024-12-05 23:23:13,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:13,775 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:13,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:13,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:13,910 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:13,919 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:13,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Ended with exit code 0 [2024-12-05 23:23:13,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:13,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:13,934 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:13,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:13,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:13,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:13,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:13,936 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:13,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Waiting until timeout for monitored process [2024-12-05 23:23:15,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:15,344 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:15,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:15,478 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:15,479 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:15,488 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:15,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Ended with exit code 0 [2024-12-05 23:23:15,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:15,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:15,504 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:15,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:15,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:15,504 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:15,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:15,506 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:15,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Waiting until timeout for monitored process [2024-12-05 23:23:16,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:16,916 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:17,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:17,050 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:17,050 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:17,059 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:17,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Ended with exit code 0 [2024-12-05 23:23:17,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:17,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:17,074 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:17,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:17,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:17,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:17,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:17,076 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:17,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Waiting until timeout for monitored process [2024-12-05 23:23:18,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:18,488 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:18,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:18,627 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:18,628 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:18,636 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:18,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Ended with exit code 0 [2024-12-05 23:23:18,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:18,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:18,652 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:18,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:18,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:18,652 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:18,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:18,654 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:18,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Waiting until timeout for monitored process [2024-12-05 23:23:20,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:20,007 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:20,144 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:20,145 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:20,153 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:20,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Ended with exit code 0 [2024-12-05 23:23:20,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:20,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:20,168 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:20,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:20,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:20,168 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:20,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:20,170 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:20,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Waiting until timeout for monitored process [2024-12-05 23:23:21,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:21,570 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:21,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:21,704 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:21,704 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:21,713 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:21,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Ended with exit code 0 [2024-12-05 23:23:21,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:21,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:21,730 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:21,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:21,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:21,730 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:21,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:21,732 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:21,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Waiting until timeout for monitored process [2024-12-05 23:23:23,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:23,131 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:23,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:23,268 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:23,269 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:23,277 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:23,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Ended with exit code 0 [2024-12-05 23:23:23,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:23,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:23,292 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:23,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:23,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:23,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:23,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:23,293 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:23,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Waiting until timeout for monitored process [2024-12-05 23:23:24,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:24,730 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:24,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:24,864 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:24,864 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:24,875 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:24,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Ended with exit code 0 [2024-12-05 23:23:24,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:24,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:24,894 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:24,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:24,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:24,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:24,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:24,895 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:24,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Waiting until timeout for monitored process [2024-12-05 23:23:26,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:26,299 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:26,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:26,437 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:26,438 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:26,447 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:26,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Ended with exit code 0 [2024-12-05 23:23:26,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:26,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:26,464 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:26,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:26,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:26,464 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:26,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:26,465 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:26,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Waiting until timeout for monitored process [2024-12-05 23:23:27,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:27,856 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:27,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:27,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:27,994 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:28,003 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:28,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Ended with exit code 0 [2024-12-05 23:23:28,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:28,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:28,024 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:28,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:28,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:28,024 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:28,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:28,026 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:28,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Waiting until timeout for monitored process [2024-12-05 23:23:29,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:29,415 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:29,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:29,550 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:29,551 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:29,560 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:29,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Ended with exit code 0 [2024-12-05 23:23:29,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:29,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:29,575 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:29,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:29,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:29,575 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:29,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:29,576 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:29,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Waiting until timeout for monitored process [2024-12-05 23:23:31,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:31,017 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:31,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:31,153 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:31,153 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:31,162 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:31,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Ended with exit code 0 [2024-12-05 23:23:31,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:31,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:31,178 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:31,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:31,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:31,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:31,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:31,180 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:31,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Waiting until timeout for monitored process [2024-12-05 23:23:32,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:32,628 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:32,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:32,766 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:32,766 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:32,775 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:32,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Ended with exit code 0 [2024-12-05 23:23:32,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:32,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:32,790 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:32,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:32,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:32,791 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:32,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:32,792 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:32,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Waiting until timeout for monitored process [2024-12-05 23:23:34,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:34,116 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:34,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:34,250 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:34,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:34,259 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:34,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Ended with exit code 0 [2024-12-05 23:23:34,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:34,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:34,274 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:34,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:34,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:34,274 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:34,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:34,276 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:34,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Waiting until timeout for monitored process [2024-12-05 23:23:35,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:35,696 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:35,834 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:35,835 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:35,843 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:35,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Ended with exit code 0 [2024-12-05 23:23:35,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:35,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:35,860 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:35,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:35,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:35,860 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:35,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:35,861 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:35,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Waiting until timeout for monitored process [2024-12-05 23:23:37,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:37,338 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:37,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:37,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:37,476 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:37,486 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:37,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Ended with exit code 0 [2024-12-05 23:23:37,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:37,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:37,503 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:37,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:37,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:37,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:37,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:37,504 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:37,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Waiting until timeout for monitored process [2024-12-05 23:23:38,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:38,887 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:38,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:39,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:39,023 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:39,032 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:39,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Ended with exit code 0 [2024-12-05 23:23:39,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:39,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:39,049 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:39,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:39,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:39,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:39,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:39,051 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:39,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (303)] Waiting until timeout for monitored process [2024-12-05 23:23:40,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:40,495 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:40,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:40,633 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:40,633 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:40,642 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:40,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (303)] Ended with exit code 0 [2024-12-05 23:23:40,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:40,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:40,658 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:40,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:40,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:40,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:40,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:40,659 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:40,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (304)] Waiting until timeout for monitored process [2024-12-05 23:23:42,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:42,104 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:42,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:42,239 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:42,240 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:42,248 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:42,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (304)] Ended with exit code 0 [2024-12-05 23:23:42,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:42,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:42,263 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:42,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:42,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:42,263 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:42,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:42,265 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:42,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (305)] Waiting until timeout for monitored process [2024-12-05 23:23:43,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:43,718 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:43,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:43,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:43,861 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:43,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (305)] Ended with exit code 0 [2024-12-05 23:23:43,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:43,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:43,878 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:43,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:43,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:43,878 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:43,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:43,879 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:43,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (306)] Waiting until timeout for monitored process [2024-12-05 23:23:45,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:45,270 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:45,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:45,406 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:45,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:45,418 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:45,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (306)] Ended with exit code 0 [2024-12-05 23:23:45,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:45,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:45,436 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:45,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:45,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:45,436 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:45,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:45,437 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:45,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (307)] Waiting until timeout for monitored process [2024-12-05 23:23:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:46,912 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:47,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:47,048 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:47,048 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:47,057 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:47,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (307)] Ended with exit code 0 [2024-12-05 23:23:47,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:47,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:47,075 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:47,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:47,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:47,075 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:47,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:47,076 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:47,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (308)] Waiting until timeout for monitored process [2024-12-05 23:23:48,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:48,540 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:48,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:48,675 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:48,676 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:48,685 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:48,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (308)] Ended with exit code 0 [2024-12-05 23:23:48,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:48,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:48,701 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:48,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:48,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:48,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:48,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:48,703 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:48,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (309)] Waiting until timeout for monitored process [2024-12-05 23:23:50,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:50,156 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:50,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:50,290 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:50,291 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:50,300 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:50,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (309)] Ended with exit code 0 [2024-12-05 23:23:50,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:50,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:50,317 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:50,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:50,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:50,317 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:50,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:50,319 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:50,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (310)] Waiting until timeout for monitored process [2024-12-05 23:23:51,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:51,717 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:51,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:51,853 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:51,854 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:51,863 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:51,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (310)] Ended with exit code 0 [2024-12-05 23:23:51,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:51,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:51,879 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:51,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:51,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:51,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:51,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:51,881 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:51,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (311)] Waiting until timeout for monitored process [2024-12-05 23:23:53,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:53,347 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:53,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:53,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:53,483 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:53,492 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:53,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (311)] Ended with exit code 0 [2024-12-05 23:23:53,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:53,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:53,507 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:53,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:53,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:53,507 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:53,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:53,509 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:53,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (312)] Waiting until timeout for monitored process [2024-12-05 23:23:54,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:54,944 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:55,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:55,081 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:55,082 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:55,090 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:55,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (312)] Ended with exit code 0 [2024-12-05 23:23:55,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:55,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:55,104 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:55,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:55,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:55,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:55,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:55,106 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:55,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (313)] Waiting until timeout for monitored process [2024-12-05 23:23:56,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:56,469 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:56,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:56,605 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:56,605 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:56,616 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:56,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (313)] Ended with exit code 0 [2024-12-05 23:23:56,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:56,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:56,636 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:56,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:56,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:56,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:56,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:56,638 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:56,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (314)] Waiting until timeout for monitored process [2024-12-05 23:23:58,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:58,042 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:58,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:58,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:58,180 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:58,189 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:58,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (314)] Ended with exit code 0 [2024-12-05 23:23:58,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:58,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:58,206 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:58,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:58,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:58,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:58,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:58,208 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:58,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (315)] Waiting until timeout for monitored process [2024-12-05 23:23:59,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:59,651 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:23:59,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:59,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:23:59,786 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:23:59,794 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:23:59,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (315)] Ended with exit code 0 [2024-12-05 23:23:59,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:59,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:23:59,810 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:23:59,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:59,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:59,810 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:23:59,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:23:59,812 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:23:59,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (316)] Waiting until timeout for monitored process [2024-12-05 23:24:01,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:01,244 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:01,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:01,378 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:01,378 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:01,386 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:01,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (316)] Ended with exit code 0 [2024-12-05 23:24:01,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:01,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:01,402 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:01,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:01,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:01,402 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:01,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:01,403 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:01,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (317)] Waiting until timeout for monitored process [2024-12-05 23:24:02,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:02,841 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:02,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:02,981 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:02,981 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:02,990 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:03,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (317)] Ended with exit code 0 [2024-12-05 23:24:03,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:03,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:03,005 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:03,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:03,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:03,005 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:03,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:03,007 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:03,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (318)] Waiting until timeout for monitored process [2024-12-05 23:24:04,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:04,498 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:04,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:04,634 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:04,634 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:04,643 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:04,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (318)] Ended with exit code 0 [2024-12-05 23:24:04,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:04,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:04,658 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:04,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:04,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:04,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:04,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:04,660 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:04,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (319)] Waiting until timeout for monitored process [2024-12-05 23:24:06,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:06,023 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:06,158 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:06,158 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:06,166 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:06,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (319)] Ended with exit code 0 [2024-12-05 23:24:06,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:06,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:06,187 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:06,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:06,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:06,188 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:06,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:06,189 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:06,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (320)] Waiting until timeout for monitored process [2024-12-05 23:24:07,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:07,755 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:07,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:07,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:07,893 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:07,902 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:07,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (320)] Ended with exit code 0 [2024-12-05 23:24:07,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:07,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:07,919 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:07,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:07,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:07,919 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:07,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:07,920 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:07,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (321)] Waiting until timeout for monitored process [2024-12-05 23:24:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:09,376 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:09,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:09,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:09,511 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:09,520 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:09,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (321)] Ended with exit code 0 [2024-12-05 23:24:09,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:09,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:09,537 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:09,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:09,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:09,537 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:09,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:09,538 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:09,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (322)] Waiting until timeout for monitored process [2024-12-05 23:24:10,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:10,983 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:11,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:11,122 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:11,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:11,131 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:11,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (322)] Ended with exit code 0 [2024-12-05 23:24:11,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:11,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:11,147 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:11,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:11,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:11,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:11,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:11,149 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:11,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (323)] Waiting until timeout for monitored process [2024-12-05 23:24:12,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:12,530 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:12,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:12,666 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:12,666 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:12,675 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:12,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (323)] Forceful destruction successful, exit code 0 [2024-12-05 23:24:12,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:12,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:12,690 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:12,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:12,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:12,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:12,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:12,692 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:12,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (324)] Waiting until timeout for monitored process [2024-12-05 23:24:14,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:14,123 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:14,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:14,259 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:14,259 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:14,268 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:14,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (324)] Ended with exit code 0 [2024-12-05 23:24:14,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:14,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:14,285 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:14,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:14,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:14,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:14,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:14,286 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:14,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (325)] Waiting until timeout for monitored process [2024-12-05 23:24:15,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:15,730 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:15,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:15,865 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:15,865 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:15,874 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:15,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (325)] Forceful destruction successful, exit code 0 [2024-12-05 23:24:15,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:15,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:15,891 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:15,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:15,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:15,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:15,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:15,892 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:15,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (326)] Waiting until timeout for monitored process [2024-12-05 23:24:17,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:17,387 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:17,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:17,522 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:17,522 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:17,534 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:17,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (326)] Ended with exit code 0 [2024-12-05 23:24:17,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:17,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:17,549 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:17,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:17,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:17,549 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:17,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:17,551 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:17,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (327)] Waiting until timeout for monitored process [2024-12-05 23:24:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:19,029 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:19,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:19,169 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:19,169 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:19,178 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:19,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (327)] Ended with exit code 0 [2024-12-05 23:24:19,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:19,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:19,194 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:19,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:19,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:19,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:19,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:19,196 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:19,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (328)] Waiting until timeout for monitored process [2024-12-05 23:24:20,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:20,681 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:20,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:20,816 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:20,816 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:20,825 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:20,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (328)] Ended with exit code 0 [2024-12-05 23:24:20,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:20,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:20,841 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:20,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:20,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:20,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:20,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:20,843 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:20,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (329)] Waiting until timeout for monitored process [2024-12-05 23:24:22,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:22,227 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:22,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:22,361 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:22,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:22,370 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:22,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (329)] Ended with exit code 0 [2024-12-05 23:24:22,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:22,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:22,388 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:22,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:22,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:22,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:22,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:22,389 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:22,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (330)] Waiting until timeout for monitored process [2024-12-05 23:24:23,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:23,754 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:23,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:23,888 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:23,889 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:23,897 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:23,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (330)] Ended with exit code 0 [2024-12-05 23:24:23,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:23,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:23,914 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:23,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:23,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:23,915 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:23,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:23,916 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:23,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (331)] Waiting until timeout for monitored process [2024-12-05 23:24:25,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:25,358 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:25,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:25,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:25,494 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:25,502 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:25,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (331)] Ended with exit code 0 [2024-12-05 23:24:25,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:25,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:25,520 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:25,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:25,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:25,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:25,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:25,521 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:25,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (332)] Waiting until timeout for monitored process [2024-12-05 23:24:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:27,033 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:27,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:27,168 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:27,169 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:27,177 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:27,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (332)] Ended with exit code 0 [2024-12-05 23:24:27,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:27,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:27,196 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:27,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:27,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:27,196 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:27,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:27,197 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:27,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (333)] Waiting until timeout for monitored process [2024-12-05 23:24:28,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:28,682 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:28,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:28,823 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:28,823 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:28,832 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:28,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (333)] Ended with exit code 0 [2024-12-05 23:24:28,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:28,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:28,849 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:28,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:28,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:28,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:28,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:28,851 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:28,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (334)] Waiting until timeout for monitored process [2024-12-05 23:24:30,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:30,326 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:30,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:30,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:30,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:30,473 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:30,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (334)] Ended with exit code 0 [2024-12-05 23:24:30,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:30,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:30,496 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:30,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:30,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:30,496 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:30,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:30,498 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:30,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (335)] Waiting until timeout for monitored process [2024-12-05 23:24:31,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:31,940 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:32,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:32,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:32,076 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:32,085 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:32,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (335)] Ended with exit code 0 [2024-12-05 23:24:32,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:32,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:32,104 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:32,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:32,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:32,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:32,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:32,106 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:32,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (336)] Waiting until timeout for monitored process [2024-12-05 23:24:33,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:33,595 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:33,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:33,731 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:33,731 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:33,740 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:33,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (336)] Ended with exit code 0 [2024-12-05 23:24:33,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:33,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:33,759 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:33,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:33,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:33,759 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:33,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:33,761 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:33,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (337)] Waiting until timeout for monitored process [2024-12-05 23:24:35,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:35,193 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:35,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:35,327 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:35,328 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:35,336 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:35,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (337)] Ended with exit code 0 [2024-12-05 23:24:35,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:35,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:35,352 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:35,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:35,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:35,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:35,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:35,354 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:35,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (338)] Waiting until timeout for monitored process [2024-12-05 23:24:36,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:36,884 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:36,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:37,020 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:37,020 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:37,029 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:37,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (338)] Ended with exit code 0 [2024-12-05 23:24:37,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:37,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:37,047 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:37,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:37,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:37,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:37,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:37,049 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:37,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (339)] Waiting until timeout for monitored process [2024-12-05 23:24:38,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:38,490 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:38,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:38,626 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:38,626 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:38,634 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:38,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (339)] Ended with exit code 0 [2024-12-05 23:24:38,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:38,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:38,651 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:38,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:38,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:38,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:38,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:38,652 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:38,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (340)] Waiting until timeout for monitored process [2024-12-05 23:24:40,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:40,075 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:40,210 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:40,211 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:40,219 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:40,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (340)] Ended with exit code 0 [2024-12-05 23:24:40,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:40,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:40,237 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:40,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:40,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:40,237 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:40,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:40,239 INFO L229 MonitoredProcess]: Starting monitored process 341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:40,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (341)] Waiting until timeout for monitored process [2024-12-05 23:24:41,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:41,763 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:41,902 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:41,902 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:41,911 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:41,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (341)] Ended with exit code 0 [2024-12-05 23:24:41,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:41,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:41,930 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:41,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:41,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:41,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:41,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:41,932 INFO L229 MonitoredProcess]: Starting monitored process 342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:41,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (342)] Waiting until timeout for monitored process [2024-12-05 23:24:43,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:43,457 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:43,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:43,595 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:43,596 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:43,604 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:43,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (342)] Ended with exit code 0 [2024-12-05 23:24:43,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:43,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:43,622 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:43,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:43,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:43,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:43,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:43,624 INFO L229 MonitoredProcess]: Starting monitored process 343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:43,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (343)] Waiting until timeout for monitored process [2024-12-05 23:24:45,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:45,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:45,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:45,280 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:45,288 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:45,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (343)] Ended with exit code 0 [2024-12-05 23:24:45,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:45,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:45,311 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:45,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:45,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:45,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:45,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:45,313 INFO L229 MonitoredProcess]: Starting monitored process 344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:45,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (344)] Waiting until timeout for monitored process [2024-12-05 23:24:46,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:46,762 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:46,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:46,897 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:46,897 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:46,906 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:46,922 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (344)] Ended with exit code 0 [2024-12-05 23:24:46,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:46,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:46,925 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:46,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:46,926 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:46,926 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:46,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:46,927 INFO L229 MonitoredProcess]: Starting monitored process 345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:46,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (345)] Waiting until timeout for monitored process [2024-12-05 23:24:48,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:48,359 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:48,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:48,497 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:48,498 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:48,506 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:48,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (345)] Ended with exit code 0 [2024-12-05 23:24:48,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:48,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:48,525 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:48,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:48,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:48,525 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:48,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:48,527 INFO L229 MonitoredProcess]: Starting monitored process 346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:48,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (346)] Waiting until timeout for monitored process [2024-12-05 23:24:50,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:50,023 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:50,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:50,158 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:50,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:50,167 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:50,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (346)] Ended with exit code 0 [2024-12-05 23:24:50,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:50,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:50,184 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:50,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:50,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:50,184 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:50,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:50,185 INFO L229 MonitoredProcess]: Starting monitored process 347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:50,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (347)] Waiting until timeout for monitored process [2024-12-05 23:24:51,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:51,699 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:51,833 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:51,834 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:51,842 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:51,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (347)] Ended with exit code 0 [2024-12-05 23:24:51,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:51,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:51,860 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:51,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:51,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:51,861 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:51,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:51,862 INFO L229 MonitoredProcess]: Starting monitored process 348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:51,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (348)] Waiting until timeout for monitored process [2024-12-05 23:24:53,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:53,399 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:53,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:53,536 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:53,537 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:53,545 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:53,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (348)] Forceful destruction successful, exit code 0 [2024-12-05 23:24:53,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:53,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:53,563 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:53,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:53,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:53,563 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:53,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:53,564 INFO L229 MonitoredProcess]: Starting monitored process 349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:53,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (349)] Waiting until timeout for monitored process [2024-12-05 23:24:55,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:55,032 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:55,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:55,168 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:55,168 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:55,177 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:55,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (349)] Ended with exit code 0 [2024-12-05 23:24:55,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:55,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:55,193 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:55,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:55,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:55,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:55,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:55,195 INFO L229 MonitoredProcess]: Starting monitored process 350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:55,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (350)] Waiting until timeout for monitored process [2024-12-05 23:24:56,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:56,684 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:56,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:56,822 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:56,822 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:56,831 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:56,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (350)] Ended with exit code 0 [2024-12-05 23:24:56,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:56,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:56,848 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:56,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:56,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:56,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:56,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:56,850 INFO L229 MonitoredProcess]: Starting monitored process 351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:56,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (351)] Waiting until timeout for monitored process [2024-12-05 23:24:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:58,396 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:24:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:58,532 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:24:58,533 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:24:58,542 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:24:58,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (351)] Ended with exit code 0 [2024-12-05 23:24:58,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:58,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:24:58,561 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:24:58,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:24:58,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:58,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:58,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:24:58,563 INFO L229 MonitoredProcess]: Starting monitored process 352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:24:58,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (352)] Waiting until timeout for monitored process [2024-12-05 23:25:00,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:00,009 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:00,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:00,150 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:00,151 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:00,159 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:00,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (352)] Ended with exit code 0 [2024-12-05 23:25:00,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:00,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:00,177 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:00,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:00,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:00,177 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:00,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:00,179 INFO L229 MonitoredProcess]: Starting monitored process 353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:00,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (353)] Waiting until timeout for monitored process [2024-12-05 23:25:01,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:01,712 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:01,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:01,846 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:01,847 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:01,859 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:01,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (353)] Ended with exit code 0 [2024-12-05 23:25:01,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:01,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:01,876 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:01,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:01,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:01,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:01,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:01,877 INFO L229 MonitoredProcess]: Starting monitored process 354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:01,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (354)] Waiting until timeout for monitored process [2024-12-05 23:25:03,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:03,352 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:03,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:03,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:03,492 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:03,500 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:03,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (354)] Forceful destruction successful, exit code 0 [2024-12-05 23:25:03,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:03,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:03,522 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:03,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:03,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:03,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:03,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:03,524 INFO L229 MonitoredProcess]: Starting monitored process 355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:03,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (355)] Waiting until timeout for monitored process [2024-12-05 23:25:04,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:04,913 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:05,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:05,054 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:05,054 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:05,063 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:05,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (355)] Ended with exit code 0 [2024-12-05 23:25:05,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:05,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:05,082 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:05,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:05,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:05,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:05,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:05,083 INFO L229 MonitoredProcess]: Starting monitored process 356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:05,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (356)] Waiting until timeout for monitored process [2024-12-05 23:25:06,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:06,500 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:06,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:06,636 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:06,636 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:06,645 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:06,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (356)] Ended with exit code 0 [2024-12-05 23:25:06,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:06,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:06,662 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:06,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:06,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:06,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:06,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:06,664 INFO L229 MonitoredProcess]: Starting monitored process 357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:06,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (357)] Waiting until timeout for monitored process [2024-12-05 23:25:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:08,211 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:08,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:08,346 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:08,347 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:08,355 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:08,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (357)] Ended with exit code 0 [2024-12-05 23:25:08,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:08,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:08,375 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:08,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:08,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:08,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:08,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:08,377 INFO L229 MonitoredProcess]: Starting monitored process 358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:08,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (358)] Waiting until timeout for monitored process [2024-12-05 23:25:09,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:09,889 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:10,026 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:10,026 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:10,034 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:10,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (358)] Ended with exit code 0 [2024-12-05 23:25:10,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:10,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:10,051 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:10,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:10,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:10,052 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:10,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:10,053 INFO L229 MonitoredProcess]: Starting monitored process 359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:10,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (359)] Waiting until timeout for monitored process [2024-12-05 23:25:11,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:11,580 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:11,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:11,719 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:11,719 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:11,728 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:11,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (359)] Ended with exit code 0 [2024-12-05 23:25:11,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:11,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:11,746 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:11,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:11,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:11,746 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:11,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:11,747 INFO L229 MonitoredProcess]: Starting monitored process 360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:11,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (360)] Waiting until timeout for monitored process [2024-12-05 23:25:13,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:13,239 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:13,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:13,376 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:13,376 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:13,385 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:13,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (360)] Forceful destruction successful, exit code 0 [2024-12-05 23:25:13,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:13,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:13,404 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:13,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:13,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:13,404 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:13,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:13,405 INFO L229 MonitoredProcess]: Starting monitored process 361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:13,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (361)] Waiting until timeout for monitored process [2024-12-05 23:25:14,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:14,947 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:15,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:15,083 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:15,084 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:15,092 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:15,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (361)] Ended with exit code 0 [2024-12-05 23:25:15,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:15,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:15,110 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:15,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:15,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:15,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:15,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:15,111 INFO L229 MonitoredProcess]: Starting monitored process 362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:15,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (362)] Waiting until timeout for monitored process [2024-12-05 23:25:16,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:16,644 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:16,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:16,781 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:16,781 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:16,789 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:16,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (362)] Ended with exit code 0 [2024-12-05 23:25:16,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:16,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:16,808 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:16,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:16,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:16,808 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:16,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:16,809 INFO L229 MonitoredProcess]: Starting monitored process 363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:16,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (363)] Waiting until timeout for monitored process [2024-12-05 23:25:18,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:18,268 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:18,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:18,403 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:18,403 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:18,412 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:18,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (363)] Ended with exit code 0 [2024-12-05 23:25:18,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:18,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:18,430 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:18,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:18,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:18,430 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:18,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:18,431 INFO L229 MonitoredProcess]: Starting monitored process 364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:18,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (364)] Waiting until timeout for monitored process [2024-12-05 23:25:19,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:19,918 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:20,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:20,053 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:20,053 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:20,061 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:20,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (364)] Ended with exit code 0 [2024-12-05 23:25:20,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:20,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:20,082 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:20,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:20,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:20,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:20,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:20,084 INFO L229 MonitoredProcess]: Starting monitored process 365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:20,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (365)] Waiting until timeout for monitored process [2024-12-05 23:25:21,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:21,673 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:21,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:21,814 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:21,814 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:21,823 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:21,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (365)] Ended with exit code 0 [2024-12-05 23:25:21,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:21,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:21,842 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:21,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:21,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:21,842 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:21,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:21,844 INFO L229 MonitoredProcess]: Starting monitored process 366 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:21,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (366)] Waiting until timeout for monitored process [2024-12-05 23:25:23,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:23,422 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:23,564 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:23,565 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:23,573 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:23,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (366)] Ended with exit code 0 [2024-12-05 23:25:23,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:23,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:23,591 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:23,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:23,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:23,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:23,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:23,592 INFO L229 MonitoredProcess]: Starting monitored process 367 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:23,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (367)] Waiting until timeout for monitored process [2024-12-05 23:25:25,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:25,184 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:25,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:25,321 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:25,321 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:25,330 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:25,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (367)] Ended with exit code 0 [2024-12-05 23:25:25,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:25,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:25,352 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:25,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:25,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:25,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:25,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:25,354 INFO L229 MonitoredProcess]: Starting monitored process 368 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:25,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (368)] Waiting until timeout for monitored process [2024-12-05 23:25:26,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:26,917 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:27,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:27,052 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:27,052 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:27,061 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:27,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (368)] Ended with exit code 0 [2024-12-05 23:25:27,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:27,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:27,079 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:27,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:27,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:27,080 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:27,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:27,082 INFO L229 MonitoredProcess]: Starting monitored process 369 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:27,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (369)] Waiting until timeout for monitored process [2024-12-05 23:25:28,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:28,481 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:28,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:28,623 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:28,623 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:28,632 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:28,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (369)] Ended with exit code 0 [2024-12-05 23:25:28,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:28,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:28,652 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:28,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:28,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:28,652 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:28,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:28,653 INFO L229 MonitoredProcess]: Starting monitored process 370 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:28,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (370)] Waiting until timeout for monitored process [2024-12-05 23:25:30,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:30,192 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:30,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:30,328 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:30,328 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:30,337 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:30,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (370)] Ended with exit code 0 [2024-12-05 23:25:30,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:30,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:30,356 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:30,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:30,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:30,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:30,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:30,358 INFO L229 MonitoredProcess]: Starting monitored process 371 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:30,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (371)] Waiting until timeout for monitored process [2024-12-05 23:25:31,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:31,846 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:31,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:31,984 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:31,985 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:31,994 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:32,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (371)] Ended with exit code 0 [2024-12-05 23:25:32,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:32,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:32,013 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:32,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:32,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:32,013 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:32,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:32,015 INFO L229 MonitoredProcess]: Starting monitored process 372 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:32,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (372)] Waiting until timeout for monitored process [2024-12-05 23:25:33,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:33,555 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:33,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:33,691 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:33,692 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:33,701 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:33,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (372)] Ended with exit code 0 [2024-12-05 23:25:33,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:33,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:33,718 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:33,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:33,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:33,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:33,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:33,720 INFO L229 MonitoredProcess]: Starting monitored process 373 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:33,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (373)] Waiting until timeout for monitored process [2024-12-05 23:25:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:35,290 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:35,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:35,427 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:35,428 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:35,437 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:35,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (373)] Ended with exit code 0 [2024-12-05 23:25:35,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:35,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:35,456 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:35,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:35,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:35,456 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:35,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:35,458 INFO L229 MonitoredProcess]: Starting monitored process 374 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:35,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (374)] Waiting until timeout for monitored process [2024-12-05 23:25:36,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:36,997 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:37,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:37,137 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:37,137 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:37,146 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:37,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (374)] Ended with exit code 0 [2024-12-05 23:25:37,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:37,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:37,167 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:37,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:37,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:37,167 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:37,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:37,168 INFO L229 MonitoredProcess]: Starting monitored process 375 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:37,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (375)] Waiting until timeout for monitored process [2024-12-05 23:25:38,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:38,680 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:38,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:38,819 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:38,819 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:38,828 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:38,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (375)] Ended with exit code 0 [2024-12-05 23:25:38,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:38,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:38,846 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:38,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:38,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:38,846 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:38,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:38,848 INFO L229 MonitoredProcess]: Starting monitored process 376 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:38,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (376)] Waiting until timeout for monitored process [2024-12-05 23:25:40,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:40,473 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:40,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:40,616 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:40,617 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:40,626 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:40,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (376)] Ended with exit code 0 [2024-12-05 23:25:40,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:40,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:40,648 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:40,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:40,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:40,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:40,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:40,650 INFO L229 MonitoredProcess]: Starting monitored process 377 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:40,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (377)] Waiting until timeout for monitored process [2024-12-05 23:25:42,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:42,168 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:42,312 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:42,312 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:42,322 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:42,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (377)] Ended with exit code 0 [2024-12-05 23:25:42,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:42,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:42,342 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:42,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:42,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:42,342 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:42,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:42,344 INFO L229 MonitoredProcess]: Starting monitored process 378 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:42,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (378)] Waiting until timeout for monitored process [2024-12-05 23:25:43,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:43,956 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:44,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:44,100 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:44,101 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:44,109 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:44,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (378)] Ended with exit code 0 [2024-12-05 23:25:44,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:44,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:44,129 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:44,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:44,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:44,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:44,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:44,131 INFO L229 MonitoredProcess]: Starting monitored process 379 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:44,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (379)] Waiting until timeout for monitored process [2024-12-05 23:25:45,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:45,695 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:45,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:45,838 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:45,838 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:45,848 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:45,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (379)] Ended with exit code 0 [2024-12-05 23:25:45,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:45,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:45,866 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:45,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:45,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:45,867 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:45,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:45,868 INFO L229 MonitoredProcess]: Starting monitored process 380 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:45,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (380)] Waiting until timeout for monitored process [2024-12-05 23:25:47,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:47,413 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:47,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:47,558 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:47,558 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:47,567 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:47,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (380)] Ended with exit code 0 [2024-12-05 23:25:47,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:47,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:47,587 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:47,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:47,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:47,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:47,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:47,589 INFO L229 MonitoredProcess]: Starting monitored process 381 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:47,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (381)] Waiting until timeout for monitored process [2024-12-05 23:25:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:49,117 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:49,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:49,261 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:49,261 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:49,270 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:49,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (381)] Ended with exit code 0 [2024-12-05 23:25:49,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:49,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:49,291 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:49,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:49,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:49,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:49,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:49,293 INFO L229 MonitoredProcess]: Starting monitored process 382 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:49,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (382)] Waiting until timeout for monitored process [2024-12-05 23:25:50,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:50,948 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:51,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:51,098 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:51,099 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:51,108 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:51,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (382)] Ended with exit code 0 [2024-12-05 23:25:51,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:51,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:51,130 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:51,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:51,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:51,130 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:51,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:51,132 INFO L229 MonitoredProcess]: Starting monitored process 383 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:51,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (383)] Waiting until timeout for monitored process [2024-12-05 23:25:52,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:52,708 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:52,841 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:52,842 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:52,850 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:52,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (383)] Ended with exit code 0 [2024-12-05 23:25:52,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:52,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:52,869 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:52,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:52,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:52,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:52,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:52,870 INFO L229 MonitoredProcess]: Starting monitored process 384 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:52,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (384)] Waiting until timeout for monitored process [2024-12-05 23:25:54,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:54,311 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:54,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:54,462 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:54,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:54,472 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:54,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (384)] Ended with exit code 0 [2024-12-05 23:25:54,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:54,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:54,492 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:54,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:54,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:54,493 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:54,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:54,494 INFO L229 MonitoredProcess]: Starting monitored process 385 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:54,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (385)] Waiting until timeout for monitored process [2024-12-05 23:25:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:56,193 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:56,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:56,359 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:56,360 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:56,370 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:56,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (385)] Ended with exit code 0 [2024-12-05 23:25:56,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:56,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:56,395 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:56,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:56,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:56,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:56,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:56,397 INFO L229 MonitoredProcess]: Starting monitored process 386 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:56,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (386)] Waiting until timeout for monitored process [2024-12-05 23:25:58,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:58,052 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:58,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:58,200 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:25:58,201 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:25:58,210 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:25:58,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (386)] Ended with exit code 0 [2024-12-05 23:25:58,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:58,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:25:58,232 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:25:58,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:25:58,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:58,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:25:58,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:25:58,234 INFO L229 MonitoredProcess]: Starting monitored process 387 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:25:58,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (387)] Waiting until timeout for monitored process [2024-12-05 23:25:59,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:59,876 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:25:59,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:00,024 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:00,025 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:00,034 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:00,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (387)] Ended with exit code 0 [2024-12-05 23:26:00,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:00,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:00,056 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:00,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:00,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:00,056 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:00,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:00,057 INFO L229 MonitoredProcess]: Starting monitored process 388 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:00,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (388)] Waiting until timeout for monitored process [2024-12-05 23:26:01,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:01,731 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:01,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:01,888 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:01,888 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:01,901 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:01,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (388)] Ended with exit code 0 [2024-12-05 23:26:01,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:01,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:01,921 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:01,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:01,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:01,921 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:01,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:01,922 INFO L229 MonitoredProcess]: Starting monitored process 389 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:01,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (389)] Waiting until timeout for monitored process [2024-12-05 23:26:03,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:03,442 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:03,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:03,573 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:03,573 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:03,581 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:03,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (389)] Ended with exit code 0 [2024-12-05 23:26:03,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:03,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:03,604 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:03,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:03,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:03,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:03,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:03,605 INFO L229 MonitoredProcess]: Starting monitored process 390 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:03,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (390)] Waiting until timeout for monitored process [2024-12-05 23:26:05,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:05,122 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:05,272 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:05,273 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:05,281 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:05,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (390)] Ended with exit code 0 [2024-12-05 23:26:05,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:05,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:05,306 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:05,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:05,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:05,306 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:05,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:05,308 INFO L229 MonitoredProcess]: Starting monitored process 391 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:05,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (391)] Waiting until timeout for monitored process [2024-12-05 23:26:06,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:06,908 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:07,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:07,058 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:07,058 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:07,067 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:07,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (391)] Ended with exit code 0 [2024-12-05 23:26:07,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:07,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:07,092 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:07,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:07,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:07,092 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:07,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:07,094 INFO L229 MonitoredProcess]: Starting monitored process 392 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:07,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (392)] Waiting until timeout for monitored process [2024-12-05 23:26:08,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:08,695 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:08,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:08,845 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:08,845 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:08,854 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:08,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (392)] Ended with exit code 0 [2024-12-05 23:26:08,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:08,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:08,875 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:08,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:08,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:08,875 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:08,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:08,878 INFO L229 MonitoredProcess]: Starting monitored process 393 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:08,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (393)] Waiting until timeout for monitored process [2024-12-05 23:26:10,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:10,497 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:10,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:10,663 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:10,663 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:10,673 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:10,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (393)] Ended with exit code 0 [2024-12-05 23:26:10,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:10,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:10,697 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:10,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:10,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:10,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:10,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:10,699 INFO L229 MonitoredProcess]: Starting monitored process 394 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:10,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (394)] Waiting until timeout for monitored process [2024-12-05 23:26:12,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:12,482 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:12,626 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:12,626 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:12,636 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:12,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (394)] Ended with exit code 0 [2024-12-05 23:26:12,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:12,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:12,657 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:12,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:12,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:12,657 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:12,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:12,659 INFO L229 MonitoredProcess]: Starting monitored process 395 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:12,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (395)] Waiting until timeout for monitored process [2024-12-05 23:26:14,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:14,330 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:14,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:14,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:14,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:14,478 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:14,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (395)] Ended with exit code 0 [2024-12-05 23:26:14,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:14,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:14,499 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:14,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:14,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:14,499 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:14,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:14,501 INFO L229 MonitoredProcess]: Starting monitored process 396 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:14,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (396)] Waiting until timeout for monitored process [2024-12-05 23:26:16,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:16,117 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:16,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:16,256 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:16,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:16,265 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:16,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (396)] Ended with exit code 0 [2024-12-05 23:26:16,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:16,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:16,285 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:16,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:16,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:16,286 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:16,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:16,287 INFO L229 MonitoredProcess]: Starting monitored process 397 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:16,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (397)] Waiting until timeout for monitored process [2024-12-05 23:26:17,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:17,833 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:17,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:17,985 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:17,985 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:17,994 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:18,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (397)] Ended with exit code 0 [2024-12-05 23:26:18,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:18,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:18,014 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:18,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:18,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:18,014 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:18,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:18,016 INFO L229 MonitoredProcess]: Starting monitored process 398 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:18,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (398)] Waiting until timeout for monitored process [2024-12-05 23:26:19,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:19,643 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:19,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:19,788 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:19,789 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:19,798 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:19,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (398)] Ended with exit code 0 [2024-12-05 23:26:19,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:19,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:19,818 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:19,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:19,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:19,818 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:19,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:19,820 INFO L229 MonitoredProcess]: Starting monitored process 399 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:19,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (399)] Waiting until timeout for monitored process [2024-12-05 23:26:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:21,449 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:21,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:21,587 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:21,588 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:21,596 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:21,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (399)] Ended with exit code 0 [2024-12-05 23:26:21,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:21,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:21,615 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:21,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:21,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:21,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:21,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:21,617 INFO L229 MonitoredProcess]: Starting monitored process 400 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:21,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (400)] Waiting until timeout for monitored process [2024-12-05 23:26:23,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:23,261 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:23,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:23,402 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:23,402 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:23,411 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:23,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (400)] Ended with exit code 0 [2024-12-05 23:26:23,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:23,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:23,433 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:23,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:23,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:23,433 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:23,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:23,435 INFO L229 MonitoredProcess]: Starting monitored process 401 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:23,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (401)] Waiting until timeout for monitored process [2024-12-05 23:26:25,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:25,016 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:25,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:25,157 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:25,157 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:25,166 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:25,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (401)] Ended with exit code 0 [2024-12-05 23:26:25,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:25,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:25,188 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:25,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:25,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:25,189 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:25,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:25,190 INFO L229 MonitoredProcess]: Starting monitored process 402 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:25,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (402)] Waiting until timeout for monitored process [2024-12-05 23:26:26,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:26,768 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:26,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:26,915 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:26,915 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:26,925 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:26,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (402)] Forceful destruction successful, exit code 0 [2024-12-05 23:26:26,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:26,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:26,947 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:26,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:26,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:26,947 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:26,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:26,949 INFO L229 MonitoredProcess]: Starting monitored process 403 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:26,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (403)] Waiting until timeout for monitored process [2024-12-05 23:26:28,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:28,515 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:28,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:28,654 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:28,654 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:28,663 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:28,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (403)] Ended with exit code 0 [2024-12-05 23:26:28,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:28,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:28,683 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:28,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:28,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:28,683 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:28,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:28,684 INFO L229 MonitoredProcess]: Starting monitored process 404 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:28,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (404)] Waiting until timeout for monitored process [2024-12-05 23:26:30,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:30,379 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:30,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:30,522 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:30,523 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:30,531 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:30,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (404)] Ended with exit code 0 [2024-12-05 23:26:30,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:30,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:30,549 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:30,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:30,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:30,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:30,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:30,551 INFO L229 MonitoredProcess]: Starting monitored process 405 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:30,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (405)] Waiting until timeout for monitored process [2024-12-05 23:26:32,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:32,099 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:32,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:32,242 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:32,242 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:32,252 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:32,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (405)] Ended with exit code 0 [2024-12-05 23:26:32,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:32,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:32,270 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:32,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:32,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:32,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:32,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:32,272 INFO L229 MonitoredProcess]: Starting monitored process 406 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:32,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (406)] Waiting until timeout for monitored process [2024-12-05 23:26:33,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:33,814 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:33,966 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:33,966 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:33,974 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:33,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (406)] Ended with exit code 0 [2024-12-05 23:26:33,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:33,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:33,996 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:33,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:33,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:33,996 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:33,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:33,997 INFO L229 MonitoredProcess]: Starting monitored process 407 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:33,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (407)] Waiting until timeout for monitored process [2024-12-05 23:26:35,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:35,629 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:35,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:35,766 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:35,766 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:35,775 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:35,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (407)] Ended with exit code 0 [2024-12-05 23:26:35,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:35,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:35,796 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:35,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:35,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:35,796 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:35,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:35,798 INFO L229 MonitoredProcess]: Starting monitored process 408 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:35,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (408)] Waiting until timeout for monitored process [2024-12-05 23:26:37,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:37,378 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:37,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:37,525 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:37,526 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:37,535 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:37,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (408)] Ended with exit code 0 [2024-12-05 23:26:37,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:37,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:37,557 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:37,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:37,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:37,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:37,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:37,558 INFO L229 MonitoredProcess]: Starting monitored process 409 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:37,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (409)] Waiting until timeout for monitored process [2024-12-05 23:26:39,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:39,329 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:39,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:39,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:39,491 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:39,500 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:39,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (409)] Ended with exit code 0 [2024-12-05 23:26:39,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:39,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:39,522 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:39,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:39,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:39,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:39,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:39,524 INFO L229 MonitoredProcess]: Starting monitored process 410 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:39,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (410)] Waiting until timeout for monitored process [2024-12-05 23:26:41,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:41,286 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:41,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:41,449 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:41,450 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:41,459 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:41,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (410)] Ended with exit code 0 [2024-12-05 23:26:41,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:41,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:41,482 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:41,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:41,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:41,483 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:41,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:41,484 INFO L229 MonitoredProcess]: Starting monitored process 411 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:41,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (411)] Waiting until timeout for monitored process [2024-12-05 23:26:43,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:43,161 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:43,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:43,327 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:43,328 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:43,337 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:43,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (411)] Ended with exit code 0 [2024-12-05 23:26:43,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:43,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:43,359 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:43,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:43,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:43,360 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:43,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:43,361 INFO L229 MonitoredProcess]: Starting monitored process 412 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:43,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (412)] Waiting until timeout for monitored process [2024-12-05 23:26:45,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:45,129 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:45,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:45,292 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:45,293 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:45,302 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:45,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (412)] Ended with exit code 0 [2024-12-05 23:26:45,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:45,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:45,325 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:45,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:45,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:45,326 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:45,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:45,327 INFO L229 MonitoredProcess]: Starting monitored process 413 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:45,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (413)] Waiting until timeout for monitored process [2024-12-05 23:26:47,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:47,029 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:47,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:47,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:47,198 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:47,207 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:47,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (413)] Ended with exit code 0 [2024-12-05 23:26:47,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:47,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:47,232 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:47,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:47,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:47,233 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:47,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:47,234 INFO L229 MonitoredProcess]: Starting monitored process 414 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:47,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (414)] Waiting until timeout for monitored process [2024-12-05 23:26:48,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:48,897 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:49,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:49,042 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:49,042 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:49,051 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:49,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (414)] Ended with exit code 0 [2024-12-05 23:26:49,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:49,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:49,077 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:49,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:49,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:49,077 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:49,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:49,078 INFO L229 MonitoredProcess]: Starting monitored process 415 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:49,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (415)] Waiting until timeout for monitored process [2024-12-05 23:26:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:50,824 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:50,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:50,982 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:50,982 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:50,992 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:51,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (415)] Ended with exit code 0 [2024-12-05 23:26:51,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:51,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:51,019 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:51,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:51,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:51,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:51,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:51,021 INFO L229 MonitoredProcess]: Starting monitored process 416 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:51,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (416)] Waiting until timeout for monitored process [2024-12-05 23:26:52,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:52,663 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:52,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:52,793 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:52,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:52,801 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:52,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (416)] Ended with exit code 0 [2024-12-05 23:26:52,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:52,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:52,825 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:52,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:52,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:52,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:52,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:52,827 INFO L229 MonitoredProcess]: Starting monitored process 417 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:52,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (417)] Waiting until timeout for monitored process [2024-12-05 23:26:54,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:54,427 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:54,581 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:54,582 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:54,591 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:54,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (417)] Ended with exit code 0 [2024-12-05 23:26:54,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:54,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:54,619 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:54,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:54,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:54,619 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:54,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:54,621 INFO L229 MonitoredProcess]: Starting monitored process 418 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:54,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (418)] Waiting until timeout for monitored process [2024-12-05 23:26:56,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:56,323 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:56,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:56,473 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:56,474 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:56,486 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:56,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (418)] Ended with exit code 0 [2024-12-05 23:26:56,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:56,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:56,507 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:56,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:56,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:56,507 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:56,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:56,509 INFO L229 MonitoredProcess]: Starting monitored process 419 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:56,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (419)] Waiting until timeout for monitored process [2024-12-05 23:26:58,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:58,211 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:26:58,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:58,371 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:26:58,371 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:58,381 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:26:58,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (419)] Forceful destruction successful, exit code 0 [2024-12-05 23:26:58,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:58,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:26:58,403 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:26:58,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:26:58,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:58,403 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:26:58,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:26:58,404 INFO L229 MonitoredProcess]: Starting monitored process 420 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:26:58,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (420)] Waiting until timeout for monitored process [2024-12-05 23:27:00,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:00,019 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:00,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:00,153 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:00,153 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:00,161 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:00,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (420)] Ended with exit code 0 [2024-12-05 23:27:00,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:00,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:00,182 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:00,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:00,182 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:00,182 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:00,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:00,183 INFO L229 MonitoredProcess]: Starting monitored process 421 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:00,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (421)] Waiting until timeout for monitored process [2024-12-05 23:27:01,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:01,956 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:02,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:02,122 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:02,123 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:02,133 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:02,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (421)] Ended with exit code 0 [2024-12-05 23:27:02,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:02,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:02,159 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:02,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:02,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:02,160 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:02,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:02,161 INFO L229 MonitoredProcess]: Starting monitored process 422 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:02,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (422)] Waiting until timeout for monitored process [2024-12-05 23:27:03,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:03,839 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:03,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:03,990 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:03,990 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:03,999 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:04,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (422)] Ended with exit code 0 [2024-12-05 23:27:04,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:04,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:04,023 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:04,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:04,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:04,023 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:04,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:04,024 INFO L229 MonitoredProcess]: Starting monitored process 423 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:04,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (423)] Waiting until timeout for monitored process [2024-12-05 23:27:05,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:05,656 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:05,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:05,801 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:05,801 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:05,810 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:05,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (423)] Ended with exit code 0 [2024-12-05 23:27:05,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:05,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:05,833 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:05,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:05,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:05,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:05,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:05,834 INFO L229 MonitoredProcess]: Starting monitored process 424 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:05,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (424)] Waiting until timeout for monitored process [2024-12-05 23:27:07,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:07,565 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:07,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:07,729 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:07,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:07,739 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:07,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (424)] Ended with exit code 0 [2024-12-05 23:27:07,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:07,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:07,765 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:07,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:07,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:07,765 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:07,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:07,767 INFO L229 MonitoredProcess]: Starting monitored process 425 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:07,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (425)] Waiting until timeout for monitored process [2024-12-05 23:27:09,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:09,428 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:09,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:09,559 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:09,559 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:09,568 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:09,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (425)] Ended with exit code 0 [2024-12-05 23:27:09,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:09,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:09,588 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:09,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:09,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:09,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:09,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:09,589 INFO L229 MonitoredProcess]: Starting monitored process 426 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:09,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (426)] Waiting until timeout for monitored process [2024-12-05 23:27:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:11,192 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:11,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:11,343 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:11,343 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:11,352 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:11,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (426)] Ended with exit code 0 [2024-12-05 23:27:11,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:11,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:11,372 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:11,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:11,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:11,373 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:11,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:11,374 INFO L229 MonitoredProcess]: Starting monitored process 427 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:11,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (427)] Waiting until timeout for monitored process [2024-12-05 23:27:13,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:13,066 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:13,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:13,215 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:13,216 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:13,225 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:13,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (427)] Ended with exit code 0 [2024-12-05 23:27:13,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:13,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:13,250 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:13,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:13,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:13,250 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:13,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:13,252 INFO L229 MonitoredProcess]: Starting monitored process 428 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:13,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (428)] Waiting until timeout for monitored process [2024-12-05 23:27:14,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:14,966 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:15,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:15,120 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:15,120 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:15,129 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:15,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (428)] Forceful destruction successful, exit code 0 [2024-12-05 23:27:15,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:15,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:15,153 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:15,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:15,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:15,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:15,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:15,155 INFO L229 MonitoredProcess]: Starting monitored process 429 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:15,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (429)] Waiting until timeout for monitored process [2024-12-05 23:27:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:16,723 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:16,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:16,863 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:16,863 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:16,872 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:16,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (429)] Forceful destruction successful, exit code 0 [2024-12-05 23:27:16,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:16,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:16,892 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:16,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:16,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:16,892 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:16,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:16,893 INFO L229 MonitoredProcess]: Starting monitored process 430 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:16,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (430)] Waiting until timeout for monitored process [2024-12-05 23:27:18,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:18,456 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:18,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:18,611 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:18,611 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:18,620 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:18,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (430)] Ended with exit code 0 [2024-12-05 23:27:18,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:18,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:18,645 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:18,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:18,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:18,645 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:18,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:18,646 INFO L229 MonitoredProcess]: Starting monitored process 431 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:18,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (431)] Waiting until timeout for monitored process [2024-12-05 23:27:20,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:20,412 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:20,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:20,566 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:20,566 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:20,575 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:20,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (431)] Ended with exit code 0 [2024-12-05 23:27:20,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:20,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:20,597 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:20,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:20,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:20,598 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:20,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:20,599 INFO L229 MonitoredProcess]: Starting monitored process 432 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:20,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (432)] Waiting until timeout for monitored process [2024-12-05 23:27:22,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:22,309 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:22,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:22,465 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:22,465 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:22,474 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:22,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (432)] Ended with exit code 0 [2024-12-05 23:27:22,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:22,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:22,499 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:22,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:22,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:22,500 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:22,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:22,501 INFO L229 MonitoredProcess]: Starting monitored process 433 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:22,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (433)] Waiting until timeout for monitored process [2024-12-05 23:27:24,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:24,182 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:24,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:24,322 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:24,322 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:24,331 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:24,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (433)] Ended with exit code 0 [2024-12-05 23:27:24,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:24,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:24,353 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:24,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:24,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:24,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:24,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:24,354 INFO L229 MonitoredProcess]: Starting monitored process 434 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:24,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (434)] Waiting until timeout for monitored process [2024-12-05 23:27:25,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:25,962 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:26,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:26,094 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:26,094 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:26,102 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:26,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (434)] Ended with exit code 0 [2024-12-05 23:27:26,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:26,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:26,122 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:26,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:26,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:26,122 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:26,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:26,124 INFO L229 MonitoredProcess]: Starting monitored process 435 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:26,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (435)] Waiting until timeout for monitored process [2024-12-05 23:27:27,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:27,876 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:27,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:28,032 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:28,032 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:28,041 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:28,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (435)] Ended with exit code 0 [2024-12-05 23:27:28,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:28,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:28,068 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:28,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:28,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:28,068 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:28,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:28,070 INFO L229 MonitoredProcess]: Starting monitored process 436 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:28,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (436)] Waiting until timeout for monitored process [2024-12-05 23:27:29,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:29,855 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:29,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:30,008 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:30,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:30,017 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:30,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (436)] Ended with exit code 0 [2024-12-05 23:27:30,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:30,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:30,041 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:30,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:30,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:30,041 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:30,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:30,042 INFO L229 MonitoredProcess]: Starting monitored process 437 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:30,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (437)] Waiting until timeout for monitored process [2024-12-05 23:27:31,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:31,696 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:31,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:31,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:31,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:31,879 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:31,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (437)] Ended with exit code 0 [2024-12-05 23:27:31,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:31,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:31,911 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:31,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:31,911 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:31,912 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:31,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:31,913 INFO L229 MonitoredProcess]: Starting monitored process 438 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:31,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (438)] Waiting until timeout for monitored process [2024-12-05 23:27:33,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:33,636 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:33,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:33,781 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:33,781 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:33,790 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:33,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (438)] Ended with exit code 0 [2024-12-05 23:27:33,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:33,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:33,811 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:33,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:33,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:33,812 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:33,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:33,813 INFO L229 MonitoredProcess]: Starting monitored process 439 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:33,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (439)] Waiting until timeout for monitored process [2024-12-05 23:27:35,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:35,476 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:35,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:35,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:35,630 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:35,639 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:35,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (439)] Ended with exit code 0 [2024-12-05 23:27:35,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:35,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:35,666 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:35,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:35,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:35,667 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:35,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:35,668 INFO L229 MonitoredProcess]: Starting monitored process 440 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:35,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (440)] Waiting until timeout for monitored process [2024-12-05 23:27:37,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:37,390 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:37,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:37,540 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:37,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:37,553 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:37,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (440)] Ended with exit code 0 [2024-12-05 23:27:37,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:37,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:37,576 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:37,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:37,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:37,576 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:37,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:37,578 INFO L229 MonitoredProcess]: Starting monitored process 441 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:37,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (441)] Waiting until timeout for monitored process [2024-12-05 23:27:39,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:39,360 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:39,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:39,514 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:39,514 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:39,523 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:39,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (441)] Ended with exit code 0 [2024-12-05 23:27:39,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:39,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:39,550 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:39,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:39,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:39,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:39,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:39,551 INFO L229 MonitoredProcess]: Starting monitored process 442 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:39,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (442)] Waiting until timeout for monitored process [2024-12-05 23:27:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:41,436 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:41,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:41,615 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:41,615 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:41,625 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:41,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (442)] Ended with exit code 0 [2024-12-05 23:27:41,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:41,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:41,651 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:41,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:41,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:41,652 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:41,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:41,653 INFO L229 MonitoredProcess]: Starting monitored process 443 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:41,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (443)] Waiting until timeout for monitored process [2024-12-05 23:27:43,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:43,713 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:43,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:43,895 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:43,896 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:43,906 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:43,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (443)] Ended with exit code 0 [2024-12-05 23:27:43,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:43,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:43,930 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:43,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:43,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:43,930 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:43,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:43,932 INFO L229 MonitoredProcess]: Starting monitored process 444 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:43,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (444)] Waiting until timeout for monitored process [2024-12-05 23:27:46,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:46,052 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:46,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:46,222 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:46,222 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:46,234 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:46,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (444)] Ended with exit code 0 [2024-12-05 23:27:46,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:46,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:46,258 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:46,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:46,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:46,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:46,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:46,259 INFO L229 MonitoredProcess]: Starting monitored process 445 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:46,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (445)] Waiting until timeout for monitored process [2024-12-05 23:27:48,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:48,193 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:48,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:48,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:48,371 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:48,381 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:48,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (445)] Ended with exit code 0 [2024-12-05 23:27:48,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:48,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:48,409 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:48,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:48,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:48,409 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:48,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:48,411 INFO L229 MonitoredProcess]: Starting monitored process 446 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:48,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (446)] Waiting until timeout for monitored process [2024-12-05 23:27:50,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:50,372 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:50,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:50,556 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:50,556 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:50,568 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:50,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (446)] Ended with exit code 0 [2024-12-05 23:27:50,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:50,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:50,600 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:50,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:50,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:50,601 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:50,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:50,603 INFO L229 MonitoredProcess]: Starting monitored process 447 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:50,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (447)] Waiting until timeout for monitored process [2024-12-05 23:27:52,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:52,548 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:52,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:52,688 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:52,689 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:52,697 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:52,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (447)] Ended with exit code 0 [2024-12-05 23:27:52,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:52,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:52,716 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:52,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:52,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:52,717 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:52,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:52,718 INFO L229 MonitoredProcess]: Starting monitored process 448 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:52,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (448)] Waiting until timeout for monitored process [2024-12-05 23:27:54,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:54,642 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:54,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:54,820 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:54,820 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:54,830 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:54,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (448)] Ended with exit code 0 [2024-12-05 23:27:54,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:54,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:54,855 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:54,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:54,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:54,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:54,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:54,857 INFO L229 MonitoredProcess]: Starting monitored process 449 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:54,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (449)] Waiting until timeout for monitored process [2024-12-05 23:27:56,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:56,965 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:57,150 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:57,151 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:57,162 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:57,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (449)] Ended with exit code 0 [2024-12-05 23:27:57,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:57,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:57,191 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:57,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:57,191 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:57,191 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:57,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:57,193 INFO L229 MonitoredProcess]: Starting monitored process 450 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:57,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (450)] Waiting until timeout for monitored process [2024-12-05 23:27:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:59,408 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:27:59,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:59,586 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:27:59,587 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:59,597 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:27:59,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (450)] Ended with exit code 0 [2024-12-05 23:27:59,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:59,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:27:59,625 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:27:59,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:27:59,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:59,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:27:59,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:27:59,627 INFO L229 MonitoredProcess]: Starting monitored process 451 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:27:59,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (451)] Waiting until timeout for monitored process [2024-12-05 23:28:01,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:01,779 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:28:01,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:01,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:28:01,959 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:01,970 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:28:01,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (451)] Ended with exit code 0 [2024-12-05 23:28:01,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:01,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:28:01,998 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:28:01,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:28:01,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:01,999 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:01,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:02,001 INFO L229 MonitoredProcess]: Starting monitored process 452 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:02,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (452)] Waiting until timeout for monitored process [2024-12-05 23:28:03,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:03,997 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:28:04,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:04,211 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:28:04,211 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:04,223 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:28:04,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (452)] Ended with exit code 0 [2024-12-05 23:28:04,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:04,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:28:04,263 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:28:04,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:28:04,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:04,264 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:04,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:04,266 INFO L229 MonitoredProcess]: Starting monitored process 453 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:04,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (453)] Waiting until timeout for monitored process [2024-12-05 23:28:06,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:06,635 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:28:06,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:06,851 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:28:06,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:06,867 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:28:06,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (453)] Ended with exit code 0 [2024-12-05 23:28:06,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:06,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:28:06,895 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:28:06,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:28:06,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:06,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:06,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:06,897 INFO L229 MonitoredProcess]: Starting monitored process 454 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:06,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (454)] Waiting until timeout for monitored process [2024-12-05 23:28:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:09,268 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:28:09,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:09,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:28:09,487 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:09,500 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:28:09,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (454)] Ended with exit code 0 [2024-12-05 23:28:09,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:09,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:28:09,532 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:28:09,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:28:09,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:09,532 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:09,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:09,534 INFO L229 MonitoredProcess]: Starting monitored process 455 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:09,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (455)] Waiting until timeout for monitored process [2024-12-05 23:28:11,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:11,860 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:28:11,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:12,024 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:28:12,024 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:12,033 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:28:12,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (455)] Ended with exit code 0 [2024-12-05 23:28:12,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:12,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:28:12,057 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:28:12,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:28:12,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:12,057 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:12,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:12,059 INFO L229 MonitoredProcess]: Starting monitored process 456 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:12,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (456)] Waiting until timeout for monitored process [2024-12-05 23:28:13,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:13,906 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:28:14,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:14,071 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:28:14,071 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:14,080 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:28:14,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (456)] Forceful destruction successful, exit code 0 [2024-12-05 23:28:14,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:14,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:28:14,103 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:28:14,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:28:14,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:14,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:14,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:14,105 INFO L229 MonitoredProcess]: Starting monitored process 457 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:14,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (457)] Waiting until timeout for monitored process [2024-12-05 23:28:15,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:15,967 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:28:16,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:16,134 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:28:16,134 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:16,143 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:28:16,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (457)] Ended with exit code 0 [2024-12-05 23:28:16,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:16,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:28:16,169 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:28:16,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:28:16,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:16,170 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:16,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:16,171 INFO L229 MonitoredProcess]: Starting monitored process 458 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:16,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (458)] Waiting until timeout for monitored process [2024-12-05 23:28:18,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:18,009 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:28:18,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:18,181 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:28:18,181 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:18,190 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:28:18,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (458)] Ended with exit code 0 [2024-12-05 23:28:18,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:18,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:28:18,215 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:28:18,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:28:18,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:18,215 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:18,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:18,217 INFO L229 MonitoredProcess]: Starting monitored process 459 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:18,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (459)] Waiting until timeout for monitored process [2024-12-05 23:28:20,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:20,017 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:28:20,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:20,183 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:28:20,183 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:20,192 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:28:20,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (459)] Ended with exit code 0 [2024-12-05 23:28:20,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:20,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:28:20,217 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:28:20,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:28:20,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:20,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:20,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:20,219 INFO L229 MonitoredProcess]: Starting monitored process 460 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:20,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (460)] Waiting until timeout for monitored process [2024-12-05 23:28:22,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:22,126 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:28:22,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:22,345 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:28:22,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:22,358 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:28:22,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (460)] Ended with exit code 0 [2024-12-05 23:28:22,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:22,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:28:22,390 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:28:22,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:28:22,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:22,391 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:22,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:22,393 INFO L229 MonitoredProcess]: Starting monitored process 461 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:22,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (461)] Waiting until timeout for monitored process [2024-12-05 23:28:24,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:24,759 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:28:24,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:24,974 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:28:24,975 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:24,987 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:28:25,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (461)] Ended with exit code 0 [2024-12-05 23:28:25,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:25,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:28:25,021 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:28:25,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:28:25,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:25,021 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:25,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:25,024 INFO L229 MonitoredProcess]: Starting monitored process 462 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:25,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (462)] Waiting until timeout for monitored process [2024-12-05 23:28:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:26,953 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:28:27,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:27,091 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:28:27,092 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:27,100 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:28:27,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (462)] Ended with exit code 0 [2024-12-05 23:28:27,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:27,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:28:27,120 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:28:27,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:28:27,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:27,120 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:27,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:27,122 INFO L229 MonitoredProcess]: Starting monitored process 463 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:27,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (463)] Waiting until timeout for monitored process [2024-12-05 23:28:28,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:28,829 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:28:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:28,972 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:28:28,972 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:28,980 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:28:28,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (463)] Ended with exit code 0 [2024-12-05 23:28:29,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:29,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:28:29,004 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:28:29,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:28:29,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:29,005 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:29,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:29,006 INFO L229 MonitoredProcess]: Starting monitored process 464 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:29,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (464)] Waiting until timeout for monitored process [2024-12-05 23:28:30,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:30,832 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:28:30,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:30,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:28:31,000 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:31,009 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:28:31,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (464)] Ended with exit code 0 [2024-12-05 23:28:31,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:31,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:28:31,032 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:28:31,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:28:31,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:31,032 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:31,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:31,034 INFO L229 MonitoredProcess]: Starting monitored process 465 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:31,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (465)] Waiting until timeout for monitored process [2024-12-05 23:28:32,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:32,912 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:28:33,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:33,092 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:28:33,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:33,103 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:28:33,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (465)] Ended with exit code 0 [2024-12-05 23:28:33,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:33,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:28:33,131 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:28:33,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:28:33,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:33,131 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:33,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:33,133 INFO L229 MonitoredProcess]: Starting monitored process 466 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:33,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (466)] Waiting until timeout for monitored process [2024-12-05 23:28:35,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:35,287 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:28:35,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:35,467 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:28:35,468 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:35,478 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:28:35,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (466)] Ended with exit code 0 [2024-12-05 23:28:35,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:35,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:28:35,506 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:28:35,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:28:35,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:35,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:35,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:35,508 INFO L229 MonitoredProcess]: Starting monitored process 467 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:35,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (467)] Waiting until timeout for monitored process [2024-12-05 23:28:37,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:37,752 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:28:37,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:37,935 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:28:37,935 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:37,946 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:28:37,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (467)] Forceful destruction successful, exit code 0 [2024-12-05 23:28:37,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:37,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:28:37,975 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:28:37,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:28:37,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:37,975 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:37,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:37,977 INFO L229 MonitoredProcess]: Starting monitored process 468 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:37,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (468)] Waiting until timeout for monitored process [2024-12-05 23:28:40,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:40,060 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:28:40,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:40,276 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:28:40,276 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:40,288 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:28:40,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (468)] Ended with exit code 0 [2024-12-05 23:28:40,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:40,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:28:40,323 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:28:40,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:28:40,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:40,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:40,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:40,325 INFO L229 MonitoredProcess]: Starting monitored process 469 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:40,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (469)] Waiting until timeout for monitored process [2024-12-05 23:28:42,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:42,078 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:28:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:42,259 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:28:42,259 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:42,270 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:28:42,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (469)] Ended with exit code 0 [2024-12-05 23:28:42,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:42,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2024-12-05 23:28:42,298 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2024-12-05 23:28:42,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:28:42,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:42,298 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:42,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:42,300 INFO L229 MonitoredProcess]: Starting monitored process 470 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:42,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff16dd7c-89e1-4795-af90-58186ac844d0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (470)] Waiting until timeout for monitored process