./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/logname-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/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_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/logname-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a1d3b316d503bafd24919c67f5c3ea44c9db1f709a53665a9b83874ae0ba729b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:59:11,397 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:59:11,451 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 03:59:11,455 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:59:11,455 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:59:11,473 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:59:11,474 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:59:11,474 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:59:11,475 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:59:11,475 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:59:11,475 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:59:11,475 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:59:11,475 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:59:11,475 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:59:11,476 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:59:11,476 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:59:11,476 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:59:11,476 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 03:59:11,476 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 03:59:11,476 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:59:11,476 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:59:11,476 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:59:11,476 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:59:11,476 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:59:11,477 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:59:11,477 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:59:11,477 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:59:11,477 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:59:11,477 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:59:11,477 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:59:11,477 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:59:11,477 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:59:11,478 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_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/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 ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1d3b316d503bafd24919c67f5c3ea44c9db1f709a53665a9b83874ae0ba729b [2024-12-06 03:59:11,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:59:11,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:59:11,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:59:11,701 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:59:11,702 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:59:11,703 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/logname-2.i [2024-12-06 03:59:14,280 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/data/35a734efe/b2af2fb4ab9d45d7a4acc192acd98469/FLAGa98e84614 [2024-12-06 03:59:14,615 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:59:14,615 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/sv-benchmarks/c/busybox-1.22.0/logname-2.i [2024-12-06 03:59:14,639 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/data/35a734efe/b2af2fb4ab9d45d7a4acc192acd98469/FLAGa98e84614 [2024-12-06 03:59:14,861 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/data/35a734efe/b2af2fb4ab9d45d7a4acc192acd98469 [2024-12-06 03:59:14,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:59:14,864 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:59:14,865 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:59:14,865 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:59:14,868 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:59:14,869 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:59:14" (1/1) ... [2024-12-06 03:59:14,869 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6499746f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:59:14, skipping insertion in model container [2024-12-06 03:59:14,869 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:59:14" (1/1) ... [2024-12-06 03:59:14,914 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:59:15,756 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:59:15,778 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:59:15,868 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:59:16,002 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-06 03:59:16,009 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:59:16,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:59:16 WrapperNode [2024-12-06 03:59:16,010 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:59:16,010 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:59:16,010 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:59:16,010 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:59:16,015 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:59:16" (1/1) ... [2024-12-06 03:59:16,040 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:59:16" (1/1) ... [2024-12-06 03:59:16,086 INFO L138 Inliner]: procedures = 594, calls = 490, calls flagged for inlining = 16, calls inlined = 14, statements flattened = 827 [2024-12-06 03:59:16,087 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:59:16,087 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:59:16,087 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:59:16,088 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:59:16,095 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:59:16" (1/1) ... [2024-12-06 03:59:16,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:59:16" (1/1) ... [2024-12-06 03:59:16,104 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:59:16" (1/1) ... [2024-12-06 03:59:16,105 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:59:16" (1/1) ... [2024-12-06 03:59:16,135 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:59:16" (1/1) ... [2024-12-06 03:59:16,137 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:59:16" (1/1) ... [2024-12-06 03:59:16,142 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:59:16" (1/1) ... [2024-12-06 03:59:16,148 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:59:16" (1/1) ... [2024-12-06 03:59:16,151 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:59:16" (1/1) ... [2024-12-06 03:59:16,159 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:59:16,160 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:59:16,160 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:59:16,160 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:59:16,161 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:59:16" (1/1) ... [2024-12-06 03:59:16,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:59:16,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:59:16,189 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:59:16,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:59:16,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 03:59:16,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-12-06 03:59:16,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-12-06 03:59:16,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 03:59:16,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 03:59:16,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:59:16,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 03:59:16,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:59:16,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:59:16,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-06 03:59:16,217 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-06 03:59:16,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-06 03:59:16,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 03:59:16,217 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 03:59:16,217 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 03:59:16,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 03:59:16,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 03:59:16,217 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_all [2024-12-06 03:59:16,217 INFO L138 BoogieDeclarations]: Found implementation of procedure fflush_all [2024-12-06 03:59:16,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 03:59:16,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:59:16,497 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:59:16,499 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:59:17,170 INFO L? ?]: Removed 242 outVars from TransFormulas that were not future-live. [2024-12-06 03:59:17,170 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:59:17,339 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:59:17,340 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-12-06 03:59:17,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:59:17 BoogieIcfgContainer [2024-12-06 03:59:17,340 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:59:17,341 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:59:17,341 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:59:17,350 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:59:17,350 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:59:17" (1/1) ... [2024-12-06 03:59:17,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:59:17,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:17,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 141 states and 170 transitions. [2024-12-06 03:59:17,405 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 170 transitions. [2024-12-06 03:59:17,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 03:59:17,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:17,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:17,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:17,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:59:18,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:18,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 143 states and 173 transitions. [2024-12-06 03:59:18,012 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 173 transitions. [2024-12-06 03:59:18,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:59:18,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:18,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:18,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:18,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:59:18,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:18,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 144 states and 174 transitions. [2024-12-06 03:59:18,305 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 174 transitions. [2024-12-06 03:59:18,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 03:59:18,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:18,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:18,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:18,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:59:18,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:18,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 146 states and 177 transitions. [2024-12-06 03:59:18,690 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 177 transitions. [2024-12-06 03:59:18,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:59:18,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:18,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:18,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:18,864 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 03:59:18,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:18,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 145 states and 176 transitions. [2024-12-06 03:59:18,944 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 176 transitions. [2024-12-06 03:59:18,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 03:59:18,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:18,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:19,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:19,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:59:19,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:19,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 146 states and 177 transitions. [2024-12-06 03:59:19,227 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 177 transitions. [2024-12-06 03:59:19,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 03:59:19,227 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:19,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:19,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:19,448 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:59:19,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:19,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 145 states and 176 transitions. [2024-12-06 03:59:19,569 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 176 transitions. [2024-12-06 03:59:19,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 03:59:19,569 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:19,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:19,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:19,737 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 03:59:19,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:19,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 144 states and 175 transitions. [2024-12-06 03:59:19,771 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 175 transitions. [2024-12-06 03:59:19,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 03:59:19,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:19,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:19,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:20,041 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:59:20,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:20,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 147 states and 178 transitions. [2024-12-06 03:59:20,233 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 178 transitions. [2024-12-06 03:59:20,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:59:20,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:20,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:20,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:20,467 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:59:20,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:20,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 150 states and 181 transitions. [2024-12-06 03:59:20,608 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 181 transitions. [2024-12-06 03:59:20,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 03:59:20,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:20,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:20,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:20,882 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:59:21,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:21,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 153 states and 184 transitions. [2024-12-06 03:59:21,057 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 184 transitions. [2024-12-06 03:59:21,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 03:59:21,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:21,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:21,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:21,345 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:59:21,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:21,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 156 states and 187 transitions. [2024-12-06 03:59:21,529 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 187 transitions. [2024-12-06 03:59:21,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 03:59:21,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:21,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:21,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:21,803 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:59:21,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:21,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 159 states and 190 transitions. [2024-12-06 03:59:21,991 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 190 transitions. [2024-12-06 03:59:21,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 03:59:21,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:21,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:22,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:22,235 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:59:22,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:22,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 162 states and 193 transitions. [2024-12-06 03:59:22,424 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 193 transitions. [2024-12-06 03:59:22,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 03:59:22,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:22,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:22,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:22,765 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:59:22,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:22,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 165 states and 196 transitions. [2024-12-06 03:59:22,959 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 196 transitions. [2024-12-06 03:59:22,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 03:59:22,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:22,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:23,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:23,218 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:59:23,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:23,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 168 states and 198 transitions. [2024-12-06 03:59:23,345 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 198 transitions. [2024-12-06 03:59:23,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 03:59:23,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:23,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:23,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:23,689 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 03:59:23,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:23,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 167 states and 197 transitions. [2024-12-06 03:59:23,877 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 197 transitions. [2024-12-06 03:59:23,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 03:59:23,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:23,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:23,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:24,103 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 03:59:24,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:24,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 166 states and 196 transitions. [2024-12-06 03:59:24,122 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 196 transitions. [2024-12-06 03:59:24,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 03:59:24,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:24,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:24,308 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 03:59:24,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:24,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 165 states and 195 transitions. [2024-12-06 03:59:24,417 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 195 transitions. [2024-12-06 03:59:24,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 03:59:24,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:24,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:24,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:24,629 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 03:59:24,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:24,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 166 states and 197 transitions. [2024-12-06 03:59:24,685 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 197 transitions. [2024-12-06 03:59:24,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 03:59:24,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:24,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:24,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:24,818 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 03:59:24,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:24,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 167 states and 198 transitions. [2024-12-06 03:59:24,832 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 198 transitions. [2024-12-06 03:59:24,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 03:59:24,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:24,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:24,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:24,966 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 03:59:24,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:24,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 168 states and 199 transitions. [2024-12-06 03:59:24,982 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 199 transitions. [2024-12-06 03:59:24,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 03:59:24,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:24,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:25,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:25,161 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 03:59:25,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:25,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 174 states and 210 transitions. [2024-12-06 03:59:25,495 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 210 transitions. [2024-12-06 03:59:25,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 03:59:25,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:25,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:25,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:25,675 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 03:59:25,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:25,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 176 states and 214 transitions. [2024-12-06 03:59:25,946 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 214 transitions. [2024-12-06 03:59:25,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 03:59:25,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:25,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:26,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:26,076 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 03:59:26,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:26,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 177 states and 215 transitions. [2024-12-06 03:59:26,090 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 215 transitions. [2024-12-06 03:59:26,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 03:59:26,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:26,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:26,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:26,260 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 03:59:26,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:26,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 176 states and 214 transitions. [2024-12-06 03:59:26,471 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 214 transitions. [2024-12-06 03:59:26,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 03:59:26,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:26,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:26,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:26,633 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 03:59:26,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:26,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 178 states and 218 transitions. [2024-12-06 03:59:26,698 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 218 transitions. [2024-12-06 03:59:26,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 03:59:26,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:26,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:26,815 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 03:59:26,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:26,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 179 states and 219 transitions. [2024-12-06 03:59:26,829 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 219 transitions. [2024-12-06 03:59:26,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 03:59:26,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:26,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:27,166 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 03:59:27,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:27,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 180 states and 221 transitions. [2024-12-06 03:59:27,677 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 221 transitions. [2024-12-06 03:59:27,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 03:59:27,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:27,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:27,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:27,860 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-12-06 03:59:28,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:28,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 182 states and 224 transitions. [2024-12-06 03:59:28,246 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 224 transitions. [2024-12-06 03:59:28,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 03:59:28,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:28,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:28,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:28,505 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 03:59:28,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:28,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 184 states and 228 transitions. [2024-12-06 03:59:28,660 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 228 transitions. [2024-12-06 03:59:28,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 03:59:28,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:28,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:28,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:28,897 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 03:59:29,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:29,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 103 states and 128 transitions. [2024-12-06 03:59:29,028 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 128 transitions. [2024-12-06 03:59:29,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 03:59:29,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:29,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:29,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:29,415 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 03:59:29,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:29,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 102 states and 126 transitions. [2024-12-06 03:59:29,813 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 126 transitions. [2024-12-06 03:59:29,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 03:59:29,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:29,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:29,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:29,962 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-12-06 03:59:30,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:30,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 103 states and 126 transitions. [2024-12-06 03:59:30,087 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 126 transitions. [2024-12-06 03:59:30,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 03:59:30,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:30,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:30,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:30,282 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 03:59:30,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:30,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 104 states and 127 transitions. [2024-12-06 03:59:30,537 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 127 transitions. [2024-12-06 03:59:30,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 03:59:30,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:30,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:30,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:30,757 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-06 03:59:30,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:30,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 105 states and 129 transitions. [2024-12-06 03:59:30,938 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 129 transitions. [2024-12-06 03:59:30,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 03:59:30,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:30,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:31,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:31,072 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-06 03:59:31,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:31,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 106 states and 129 transitions. [2024-12-06 03:59:31,253 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 129 transitions. [2024-12-06 03:59:31,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 03:59:31,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:31,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:31,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:31,505 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-12-06 03:59:32,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:32,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 115 states and 145 transitions. [2024-12-06 03:59:32,563 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 145 transitions. [2024-12-06 03:59:32,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 03:59:32,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:32,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:32,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:32,695 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-12-06 03:59:32,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:32,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 113 states and 140 transitions. [2024-12-06 03:59:32,827 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 140 transitions. [2024-12-06 03:59:32,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-06 03:59:32,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:32,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:32,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:33,040 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-12-06 03:59:34,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:34,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 123 states and 155 transitions. [2024-12-06 03:59:34,315 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 155 transitions. [2024-12-06 03:59:34,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 03:59:34,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:34,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:34,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:34,514 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 03:59:35,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:35,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 126 states and 158 transitions. [2024-12-06 03:59:35,040 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 158 transitions. [2024-12-06 03:59:35,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 03:59:35,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:35,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:35,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:35,287 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 03:59:35,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:35,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 129 states and 161 transitions. [2024-12-06 03:59:35,679 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 161 transitions. [2024-12-06 03:59:35,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 03:59:35,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:35,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:35,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:35,912 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 03:59:36,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:36,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 132 states and 164 transitions. [2024-12-06 03:59:36,345 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 164 transitions. [2024-12-06 03:59:36,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-06 03:59:36,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:36,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:36,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:36,687 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 03:59:37,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:37,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 135 states and 167 transitions. [2024-12-06 03:59:37,167 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 167 transitions. [2024-12-06 03:59:37,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 03:59:37,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:37,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:37,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:37,441 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 03:59:37,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:37,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 138 states and 170 transitions. [2024-12-06 03:59:37,857 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 170 transitions. [2024-12-06 03:59:37,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-12-06 03:59:37,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:37,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:37,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:38,198 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 03:59:38,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:38,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 141 states and 173 transitions. [2024-12-06 03:59:38,679 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 173 transitions. [2024-12-06 03:59:38,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 03:59:38,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:38,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:38,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:39,032 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 03:59:39,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:39,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 144 states and 176 transitions. [2024-12-06 03:59:39,541 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 176 transitions. [2024-12-06 03:59:39,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 03:59:39,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:39,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:39,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:39,874 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 03:59:40,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:40,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 147 states and 178 transitions. [2024-12-06 03:59:40,202 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 178 transitions. [2024-12-06 03:59:40,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 03:59:40,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:40,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:40,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:40,859 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-12-06 03:59:41,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:41,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 148 states and 179 transitions. [2024-12-06 03:59:41,189 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 179 transitions. [2024-12-06 03:59:41,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 03:59:41,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:41,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:41,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:41,444 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2024-12-06 03:59:41,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:41,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 151 states and 183 transitions. [2024-12-06 03:59:41,854 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 183 transitions. [2024-12-06 03:59:41,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 03:59:41,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:41,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:41,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:42,048 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2024-12-06 03:59:42,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:59:42,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 153 states and 184 transitions. [2024-12-06 03:59:42,331 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 184 transitions. [2024-12-06 03:59:42,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-06 03:59:42,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:59:42,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:59:42,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:59:42,892 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:59:43,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:59:53,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 03:59:53,474 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) [2024-12-06 03:59:53,478 INFO L158 Benchmark]: Toolchain (without parser) took 38613.36ms. Allocated memory was 142.6MB in the beginning and 830.5MB in the end (delta: 687.9MB). Free memory was 113.1MB in the beginning and 477.4MB in the end (delta: -364.3MB). Peak memory consumption was 330.7MB. Max. memory is 16.1GB. [2024-12-06 03:59:53,478 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:59:53,478 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1145.12ms. Allocated memory is still 142.6MB. Free memory was 113.1MB in the beginning and 87.1MB in the end (delta: 26.0MB). Peak memory consumption was 80.2MB. Max. memory is 16.1GB. [2024-12-06 03:59:53,478 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.57ms. Allocated memory is still 142.6MB. Free memory was 87.1MB in the beginning and 79.2MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:59:53,479 INFO L158 Benchmark]: Boogie Preprocessor took 72.20ms. Allocated memory is still 142.6MB. Free memory was 79.2MB in the beginning and 72.6MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 03:59:53,479 INFO L158 Benchmark]: RCFGBuilder took 1180.16ms. Allocated memory is still 142.6MB. Free memory was 72.6MB in the beginning and 64.2MB in the end (delta: 8.4MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2024-12-06 03:59:53,479 INFO L158 Benchmark]: CodeCheck took 36135.93ms. Allocated memory was 142.6MB in the beginning and 830.5MB in the end (delta: 687.9MB). Free memory was 64.2MB in the beginning and 477.4MB in the end (delta: -413.2MB). Peak memory consumption was 281.8MB. Max. memory is 16.1GB. [2024-12-06 03:59:53,481 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 0.30ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1145.12ms. Allocated memory is still 142.6MB. Free memory was 113.1MB in the beginning and 87.1MB in the end (delta: 26.0MB). Peak memory consumption was 80.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.57ms. Allocated memory is still 142.6MB. Free memory was 87.1MB in the beginning and 79.2MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.20ms. Allocated memory is still 142.6MB. Free memory was 79.2MB in the beginning and 72.6MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1180.16ms. Allocated memory is still 142.6MB. Free memory was 72.6MB in the beginning and 64.2MB in the end (delta: 8.4MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. * CodeCheck took 36135.93ms. Allocated memory was 142.6MB in the beginning and 830.5MB in the end (delta: 687.9MB). Free memory was 64.2MB in the beginning and 477.4MB in the end (delta: -413.2MB). Peak memory consumption was 281.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:59:53,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/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_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/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_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/logname-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a1d3b316d503bafd24919c67f5c3ea44c9db1f709a53665a9b83874ae0ba729b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:59:55,393 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:59:55,477 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 03:59:55,503 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:59:55,504 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:59:55,504 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:59:55,505 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:59:55,505 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:59:55,505 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:59:55,505 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:59:55,505 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:59:55,505 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:59:55,505 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:59:55,506 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:59:55,506 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:59:55,506 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:59:55,506 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 03:59:55,506 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:59:55,506 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 03:59:55,506 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:59:55,506 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:59:55,506 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:59:55,506 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:59:55,506 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:59:55,507 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:59:55,507 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:55,507 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:59:55,507 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:59:55,507 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:59:55,507 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:59:55,507 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:59:55,507 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:59:55,507 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:59:55,507 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:59:55,507 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:59:55,508 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_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/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 ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1d3b316d503bafd24919c67f5c3ea44c9db1f709a53665a9b83874ae0ba729b [2024-12-06 03:59:55,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:59:55,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:59:55,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:59:55,764 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:59:55,764 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:59:55,766 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/logname-2.i [2024-12-06 03:59:58,435 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/data/d34a16c2c/1d2ce0f6956e48e8bdbf176959fb73ae/FLAGf8f705a24 [2024-12-06 03:59:58,706 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:59:58,706 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/sv-benchmarks/c/busybox-1.22.0/logname-2.i [2024-12-06 03:59:58,725 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/data/d34a16c2c/1d2ce0f6956e48e8bdbf176959fb73ae/FLAGf8f705a24 [2024-12-06 03:59:58,982 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/data/d34a16c2c/1d2ce0f6956e48e8bdbf176959fb73ae [2024-12-06 03:59:58,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:59:58,985 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:59:58,986 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:59:58,986 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:59:58,989 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:59:58,990 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:59:58" (1/1) ... [2024-12-06 03:59:58,990 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5694c71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:59:58, skipping insertion in model container [2024-12-06 03:59:58,990 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:59:58" (1/1) ... [2024-12-06 03:59:59,034 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:59:59,842 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 03:59:59,845 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 03:59:59,847 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 03:59:59,849 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 03:59:59,852 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 03:59:59,852 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 03:59:59,854 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 03:59:59,854 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 03:59:59,855 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 03:59:59,859 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 03:59:59,861 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 03:59:59,867 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 03:59:59,867 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 03:59:59,870 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 03:59:59,879 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 03:59:59,887 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 03:59:59,898 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:59:59,930 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:00:00,031 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:00:00,166 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-06 04:00:00,172 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:00:00,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:00 WrapperNode [2024-12-06 04:00:00,172 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:00:00,173 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:00:00,173 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:00:00,173 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:00:00,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:00" (1/1) ... [2024-12-06 04:00:00,208 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:00" (1/1) ... [2024-12-06 04:00:00,256 INFO L138 Inliner]: procedures = 605, calls = 490, calls flagged for inlining = 16, calls inlined = 14, statements flattened = 801 [2024-12-06 04:00:00,256 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:00:00,257 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:00:00,257 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:00:00,257 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:00:00,264 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:00" (1/1) ... [2024-12-06 04:00:00,264 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:00" (1/1) ... [2024-12-06 04:00:00,275 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:00" (1/1) ... [2024-12-06 04:00:00,276 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:00" (1/1) ... [2024-12-06 04:00:00,311 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:00" (1/1) ... [2024-12-06 04:00:00,314 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:00" (1/1) ... [2024-12-06 04:00:00,319 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:00" (1/1) ... [2024-12-06 04:00:00,330 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:00" (1/1) ... [2024-12-06 04:00:00,334 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:00" (1/1) ... [2024-12-06 04:00:00,344 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:00:00,345 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:00:00,345 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:00:00,346 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:00:00,347 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:00:00" (1/1) ... [2024-12-06 04:00:00,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:00:00,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:00:00,376 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:00:00,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:00:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 04:00:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-12-06 04:00:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:00:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 04:00:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 04:00:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:00:00,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 04:00:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2024-12-06 04:00:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2024-12-06 04:00:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2024-12-06 04:00:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:00:00,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:00:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-12-06 04:00:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-06 04:00:00,398 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-06 04:00:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 04:00:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-06 04:00:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 04:00:00,398 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:00:00,399 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:00:00,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 04:00:00,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 04:00:00,399 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_all [2024-12-06 04:00:00,399 INFO L138 BoogieDeclarations]: Found implementation of procedure fflush_all [2024-12-06 04:00:00,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-12-06 04:00:00,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 04:00:00,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-12-06 04:00:00,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-12-06 04:00:00,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-12-06 04:00:00,711 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:00:00,713 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:00:01,970 INFO L? ?]: Removed 229 outVars from TransFormulas that were not future-live. [2024-12-06 04:00:01,970 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:00:02,173 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:00:02,174 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-12-06 04:00:02,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:00:02 BoogieIcfgContainer [2024-12-06 04:00:02,174 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:00:02,175 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:00:02,175 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:00:02,185 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:00:02,185 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:00:02" (1/1) ... [2024-12-06 04:00:02,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:00:02,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:02,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 141 states and 170 transitions. [2024-12-06 04:00:02,246 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 170 transitions. [2024-12-06 04:00:02,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 04:00:02,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:02,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:02,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:02,251 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:02,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:00:02,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:02,637 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:03,200 INFO L256 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:00:03,202 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:03,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:03,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:00:04,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:04,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 140 states and 169 transitions. [2024-12-06 04:00:04,184 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 169 transitions. [2024-12-06 04:00:04,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:00:04,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:04,186 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:04,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:04,188 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:04,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:00:05,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:05,028 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:05,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:05,535 INFO L256 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:00:05,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:05,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:05,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 04:00:06,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:06,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 143 states and 173 transitions. [2024-12-06 04:00:06,654 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 173 transitions. [2024-12-06 04:00:06,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:00:06,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:06,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:06,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:06,656 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:06,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 04:00:07,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:07,564 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:08,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:08,066 INFO L256 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:00:08,067 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:08,128 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:08,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 04:00:08,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:08,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 146 states and 176 transitions. [2024-12-06 04:00:08,313 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 176 transitions. [2024-12-06 04:00:08,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:00:08,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:08,314 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:08,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:08,316 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:08,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 04:00:09,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:09,117 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:09,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:09,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:00:09,514 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:09,607 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:09,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 04:00:09,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:09,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 149 states and 179 transitions. [2024-12-06 04:00:09,851 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 179 transitions. [2024-12-06 04:00:09,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 04:00:09,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:09,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:09,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:09,853 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:09,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 04:00:10,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:10,656 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:11,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:11,134 INFO L256 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:00:11,135 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:11,269 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:11,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 04:00:11,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:11,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 152 states and 182 transitions. [2024-12-06 04:00:11,551 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 182 transitions. [2024-12-06 04:00:11,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:00:11,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:11,552 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:11,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:11,554 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:11,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 04:00:12,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:12,350 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:12,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:12,768 INFO L256 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 04:00:12,769 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:12,937 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:12,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 04:00:13,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:13,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 155 states and 185 transitions. [2024-12-06 04:00:13,278 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 185 transitions. [2024-12-06 04:00:13,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 04:00:13,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:13,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:13,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:13,281 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:13,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 04:00:14,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:14,141 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:14,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:14,634 INFO L256 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:00:14,635 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:14,827 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:14,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 04:00:15,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:15,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 158 states and 188 transitions. [2024-12-06 04:00:15,207 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 188 transitions. [2024-12-06 04:00:15,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:00:15,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:15,208 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:15,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:15,210 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:15,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 04:00:16,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:16,050 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:16,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:16,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 536 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:00:16,501 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:16,724 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:16,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 04:00:17,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:17,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 161 states and 191 transitions. [2024-12-06 04:00:17,163 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 191 transitions. [2024-12-06 04:00:17,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 04:00:17,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:17,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:17,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:17,165 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:17,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 04:00:18,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:18,072 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:18,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:18,599 INFO L256 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:00:18,600 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:18,860 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:18,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 04:00:19,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:19,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 164 states and 194 transitions. [2024-12-06 04:00:19,335 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 194 transitions. [2024-12-06 04:00:19,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 04:00:19,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:19,336 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:19,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:19,338 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:19,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 04:00:20,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:20,218 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:20,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:20,656 INFO L256 TraceCheckSpWp]: Trace formula consists of 562 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:00:20,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:20,965 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:20,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 04:00:21,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:21,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 167 states and 197 transitions. [2024-12-06 04:00:21,528 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 197 transitions. [2024-12-06 04:00:21,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 04:00:21,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:21,529 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:21,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:21,531 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:21,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 04:00:22,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:22,497 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:22,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:23,027 INFO L256 TraceCheckSpWp]: Trace formula consists of 575 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:00:23,028 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:23,368 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:23,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 04:00:23,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:23,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 170 states and 200 transitions. [2024-12-06 04:00:23,954 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 200 transitions. [2024-12-06 04:00:23,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 04:00:23,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:23,955 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:23,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:23,956 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:23,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 04:00:24,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:24,893 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:25,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:25,339 INFO L256 TraceCheckSpWp]: Trace formula consists of 588 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 04:00:25,340 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:25,716 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:00:25,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 04:00:26,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:26,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 167 states and 195 transitions. [2024-12-06 04:00:26,366 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 195 transitions. [2024-12-06 04:00:26,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:00:26,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:26,367 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:26,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:26,369 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:26,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 04:00:26,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:26,735 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:27,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 595 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:00:27,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:27,166 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:00:27,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 04:00:27,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:27,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 166 states and 194 transitions. [2024-12-06 04:00:27,178 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 194 transitions. [2024-12-06 04:00:27,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 04:00:27,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:27,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:27,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:27,180 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:27,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 04:00:28,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:28,364 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:28,807 INFO L256 TraceCheckSpWp]: Trace formula consists of 596 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:00:28,808 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:29,185 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:00:29,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 04:00:29,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:29,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 165 states and 193 transitions. [2024-12-06 04:00:29,650 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 193 transitions. [2024-12-06 04:00:29,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 04:00:29,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:29,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:29,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:29,653 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:29,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 04:00:30,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:30,087 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:30,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:30,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:00:30,531 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:30,533 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:00:30,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 04:00:30,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:30,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 164 states and 192 transitions. [2024-12-06 04:00:30,545 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 192 transitions. [2024-12-06 04:00:30,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 04:00:30,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:30,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:30,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:30,548 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:30,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 04:00:30,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:30,965 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:31,426 INFO L256 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:00:31,427 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:31,639 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:00:31,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 04:00:31,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:31,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 163 states and 191 transitions. [2024-12-06 04:00:31,908 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 191 transitions. [2024-12-06 04:00:31,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 04:00:31,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:31,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:31,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:31,911 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:31,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 04:00:32,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:32,415 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:32,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:32,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:00:32,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:32,896 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:00:32,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 04:00:32,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:32,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 162 states and 190 transitions. [2024-12-06 04:00:32,990 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 190 transitions. [2024-12-06 04:00:32,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 04:00:32,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:32,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:32,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:32,992 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:32,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 04:00:33,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:33,478 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:33,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:33,930 INFO L256 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:00:33,931 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:33,934 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:00:33,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 04:00:33,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:33,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 161 states and 189 transitions. [2024-12-06 04:00:33,947 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 189 transitions. [2024-12-06 04:00:33,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 04:00:33,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:33,948 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:33,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:33,950 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:33,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 04:00:35,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:35,075 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:35,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:35,603 INFO L256 TraceCheckSpWp]: Trace formula consists of 659 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:00:35,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:35,825 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:00:35,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 04:00:36,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:36,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 165 states and 197 transitions. [2024-12-06 04:00:36,486 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 197 transitions. [2024-12-06 04:00:36,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 04:00:36,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:36,487 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:36,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:36,489 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:36,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 04:00:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:37,723 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:38,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:38,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:00:38,238 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:38,475 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:00:38,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 04:00:39,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:39,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 168 states and 203 transitions. [2024-12-06 04:00:39,612 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 203 transitions. [2024-12-06 04:00:39,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 04:00:39,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:39,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:39,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:39,615 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:39,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 04:00:40,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:40,217 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:40,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:40,691 INFO L256 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:00:40,692 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:40,694 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 04:00:40,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 04:00:40,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:40,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 167 states and 202 transitions. [2024-12-06 04:00:40,721 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 202 transitions. [2024-12-06 04:00:40,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 04:00:40,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:40,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:40,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:40,723 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:40,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 04:00:41,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:41,942 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:42,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:42,459 INFO L256 TraceCheckSpWp]: Trace formula consists of 672 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:00:42,460 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:42,517 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 04:00:42,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 04:00:42,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:42,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 169 states and 203 transitions. [2024-12-06 04:00:42,976 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 203 transitions. [2024-12-06 04:00:42,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 04:00:42,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:42,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:42,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:42,979 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:42,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 04:00:44,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:44,244 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:44,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:44,894 INFO L256 TraceCheckSpWp]: Trace formula consists of 681 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:00:44,895 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:45,193 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:00:45,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 04:00:46,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:46,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 172 states and 208 transitions. [2024-12-06 04:00:46,910 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 208 transitions. [2024-12-06 04:00:46,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 04:00:46,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:46,911 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:46,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:46,912 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:46,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 04:00:48,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:48,042 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:48,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:48,542 INFO L256 TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:00:48,543 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:48,830 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 04:00:48,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 04:00:49,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:49,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 175 states and 213 transitions. [2024-12-06 04:00:49,230 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 213 transitions. [2024-12-06 04:00:49,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 04:00:49,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:49,231 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:49,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:49,233 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:49,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 04:00:49,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:49,861 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:50,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:50,366 INFO L256 TraceCheckSpWp]: Trace formula consists of 684 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:00:50,367 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:50,971 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 04:00:50,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 04:00:51,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:51,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 94 states and 113 transitions. [2024-12-06 04:00:51,675 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 113 transitions. [2024-12-06 04:00:51,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 04:00:51,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:51,676 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:51,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:51,678 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:51,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 04:00:53,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:53,124 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:53,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:53,636 INFO L256 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:00:53,637 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:54,094 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:00:54,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 04:00:56,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:56,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 93 states and 111 transitions. [2024-12-06 04:00:56,057 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 111 transitions. [2024-12-06 04:00:56,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 04:00:56,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:56,058 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:56,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:56,059 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:56,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 04:00:57,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:57,430 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:00:57,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:57,973 INFO L256 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:00:57,974 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:00:58,049 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-12-06 04:00:58,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 04:00:58,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:58,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 95 states and 112 transitions. [2024-12-06 04:00:58,623 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 112 transitions. [2024-12-06 04:00:58,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 04:00:58,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:58,623 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:00:58,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:00:58,625 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:00:58,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 04:00:59,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:59,893 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:00,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:00,448 INFO L256 TraceCheckSpWp]: Trace formula consists of 694 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:01:00,449 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:00,862 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:01:00,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 04:01:03,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:03,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 98 states and 117 transitions. [2024-12-06 04:01:03,108 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 117 transitions. [2024-12-06 04:01:03,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 04:01:03,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:03,109 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:03,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:03,111 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:03,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 04:01:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:04,455 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:04,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:04,992 INFO L256 TraceCheckSpWp]: Trace formula consists of 698 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:01:04,993 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:05,101 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-12-06 04:01:05,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 04:01:05,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:05,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 100 states and 118 transitions. [2024-12-06 04:01:05,708 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 118 transitions. [2024-12-06 04:01:05,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 04:01:05,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:05,708 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:05,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:05,710 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:05,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 04:01:07,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:07,001 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:07,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:07,646 INFO L256 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:01:07,647 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:08,105 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:01:08,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 04:01:10,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:10,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 103 states and 123 transitions. [2024-12-06 04:01:10,592 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 123 transitions. [2024-12-06 04:01:10,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 04:01:10,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:10,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:10,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:10,594 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:10,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 04:01:12,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:12,035 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:12,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:12,667 INFO L256 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:01:12,668 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:12,795 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2024-12-06 04:01:12,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 04:01:13,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:13,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 105 states and 124 transitions. [2024-12-06 04:01:13,457 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 124 transitions. [2024-12-06 04:01:13,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 04:01:13,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:13,457 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:13,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:13,459 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:13,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 04:01:14,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:14,921 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:15,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:15,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 04:01:15,501 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:16,032 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:01:16,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 04:01:18,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:18,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 108 states and 129 transitions. [2024-12-06 04:01:18,720 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 129 transitions. [2024-12-06 04:01:18,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 04:01:18,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:18,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:18,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:18,723 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:18,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 04:01:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:20,169 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:20,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:20,750 INFO L256 TraceCheckSpWp]: Trace formula consists of 724 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:01:20,751 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:20,899 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-06 04:01:20,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 04:01:21,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:21,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 110 states and 130 transitions. [2024-12-06 04:01:21,601 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 130 transitions. [2024-12-06 04:01:21,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 04:01:21,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:21,601 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:21,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:21,603 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:21,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 04:01:23,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:23,081 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:23,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:23,757 INFO L256 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:01:23,758 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:24,312 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:01:24,333 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 04:01:27,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:27,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 113 states and 135 transitions. [2024-12-06 04:01:27,166 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 135 transitions. [2024-12-06 04:01:27,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 04:01:27,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:27,167 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:27,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:27,168 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:27,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 04:01:28,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:28,718 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:29,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:29,300 INFO L256 TraceCheckSpWp]: Trace formula consists of 737 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:01:29,301 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:29,476 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-12-06 04:01:29,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 04:01:30,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:30,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 115 states and 136 transitions. [2024-12-06 04:01:30,222 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 136 transitions. [2024-12-06 04:01:30,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 04:01:30,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:30,222 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:30,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:30,224 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:30,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 04:01:31,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:31,746 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:32,340 INFO L256 TraceCheckSpWp]: Trace formula consists of 746 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:01:32,341 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:32,971 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:01:32,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 04:01:36,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:36,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 118 states and 141 transitions. [2024-12-06 04:01:36,025 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 141 transitions. [2024-12-06 04:01:36,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 04:01:36,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:36,026 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:36,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:36,028 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:36,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 04:01:37,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:37,519 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:37,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:38,031 INFO L256 TraceCheckSpWp]: Trace formula consists of 750 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:01:38,032 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:38,232 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2024-12-06 04:01:38,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 04:01:39,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:39,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 120 states and 142 transitions. [2024-12-06 04:01:39,036 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 142 transitions. [2024-12-06 04:01:39,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 04:01:39,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:39,036 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:39,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:39,038 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:39,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 04:01:40,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:40,664 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:41,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:41,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 759 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:01:41,167 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:41,859 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:01:41,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 04:01:45,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:45,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 123 states and 147 transitions. [2024-12-06 04:01:45,249 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 147 transitions. [2024-12-06 04:01:45,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 04:01:45,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:45,250 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:45,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:45,252 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:45,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 04:01:46,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:46,888 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:47,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:47,341 INFO L256 TraceCheckSpWp]: Trace formula consists of 763 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:01:47,342 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:47,557 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2024-12-06 04:01:47,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 04:01:48,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:48,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 125 states and 148 transitions. [2024-12-06 04:01:48,402 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 148 transitions. [2024-12-06 04:01:48,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 04:01:48,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:48,403 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:48,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:48,405 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:48,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 04:01:50,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:50,085 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:50,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:50,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 772 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:01:50,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:51,265 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:01:51,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 04:01:54,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:54,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 128 states and 153 transitions. [2024-12-06 04:01:54,807 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 153 transitions. [2024-12-06 04:01:54,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-06 04:01:54,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:54,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:54,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:54,809 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:54,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 04:01:56,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:56,561 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:01:56,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:01:57,031 INFO L256 TraceCheckSpWp]: Trace formula consists of 776 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:01:57,032 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:01:57,292 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2024-12-06 04:01:57,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-06 04:01:58,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:01:58,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 130 states and 154 transitions. [2024-12-06 04:01:58,166 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 154 transitions. [2024-12-06 04:01:58,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-06 04:01:58,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:01:58,166 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:01:58,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:01:58,168 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:01:58,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 04:02:00,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:00,046 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:00,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:00,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 785 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:02:00,556 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:01,377 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:02:01,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-06 04:02:05,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:05,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 133 states and 159 transitions. [2024-12-06 04:02:05,092 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 159 transitions. [2024-12-06 04:02:05,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 04:02:05,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:05,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:05,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:05,094 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:05,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-06 04:02:06,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:06,926 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:07,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:07,367 INFO L256 TraceCheckSpWp]: Trace formula consists of 789 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:02:07,368 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:07,660 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-12-06 04:02:07,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-06 04:02:08,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:08,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 135 states and 160 transitions. [2024-12-06 04:02:08,580 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 160 transitions. [2024-12-06 04:02:08,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 04:02:08,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:08,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:08,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:08,582 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:08,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-06 04:02:10,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:10,425 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:10,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:10,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 798 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 04:02:10,874 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:11,726 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:02:11,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-06 04:02:15,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:15,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 136 states and 161 transitions. [2024-12-06 04:02:15,659 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 161 transitions. [2024-12-06 04:02:15,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-06 04:02:15,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:15,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:15,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:15,662 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:15,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-06 04:02:17,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:17,510 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:17,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:17,983 INFO L256 TraceCheckSpWp]: Trace formula consists of 825 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:02:17,984 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:17,994 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:02:18,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-06 04:02:19,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:19,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 137 states and 162 transitions. [2024-12-06 04:02:19,178 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 162 transitions. [2024-12-06 04:02:19,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-06 04:02:19,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:19,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:19,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:19,180 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:19,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-06 04:02:21,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:21,013 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:21,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:21,553 INFO L256 TraceCheckSpWp]: Trace formula consists of 838 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:02:21,554 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:22,669 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:02:22,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-06 04:02:29,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:29,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 144 states and 191 transitions. [2024-12-06 04:02:29,275 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 191 transitions. [2024-12-06 04:02:29,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-06 04:02:29,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:29,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:29,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:29,277 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:29,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-06 04:02:31,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:31,430 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:31,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:32,036 INFO L256 TraceCheckSpWp]: Trace formula consists of 847 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:02:32,037 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:32,093 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:02:32,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-06 04:02:34,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:34,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 145 states and 191 transitions. [2024-12-06 04:02:34,160 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 191 transitions. [2024-12-06 04:02:34,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 04:02:34,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:34,160 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:34,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:34,162 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:34,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-06 04:02:36,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:36,675 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:37,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:37,163 INFO L256 TraceCheckSpWp]: Trace formula consists of 827 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:02:37,164 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:38,909 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-12-06 04:02:38,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-06 04:02:42,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:42,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 146 states and 192 transitions. [2024-12-06 04:02:42,125 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 192 transitions. [2024-12-06 04:02:42,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:02:42,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:42,125 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:42,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:42,127 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:42,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-06 04:02:44,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:44,162 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:44,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:44,758 INFO L256 TraceCheckSpWp]: Trace formula consists of 851 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:02:44,759 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:45,180 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-12-06 04:02:45,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-06 04:02:46,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:46,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 148 states and 193 transitions. [2024-12-06 04:02:46,598 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 193 transitions. [2024-12-06 04:02:46,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:02:46,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:46,599 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:46,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:46,601 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:46,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-06 04:02:48,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:48,774 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:49,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:49,263 INFO L256 TraceCheckSpWp]: Trace formula consists of 860 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:02:49,264 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:49,355 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 93 proven. 9 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:02:49,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-06 04:02:51,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:51,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 149 states and 193 transitions. [2024-12-06 04:02:51,659 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 193 transitions. [2024-12-06 04:02:51,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 04:02:51,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:51,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:51,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:51,661 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:51,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-06 04:02:53,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:53,731 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:02:54,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:02:54,194 INFO L256 TraceCheckSpWp]: Trace formula consists of 834 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:02:54,195 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:02:55,064 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2024-12-06 04:02:55,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-06 04:02:57,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:57,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 152 states and 197 transitions. [2024-12-06 04:02:57,406 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 197 transitions. [2024-12-06 04:02:57,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-06 04:02:57,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:57,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:57,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:57,409 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:57,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb3fd28-4dc6-4a00-9a3b-48daee1ed677/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process