./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/logname-1.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_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/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_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/logname-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/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_5a09706e-b07c-4f3b-af8d-c9340c61257e/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 c974ed4f1d4c3d5b838cbfadb19eec8f0977d5398d9ade006a615b896bd7b5af --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:46:07,036 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:46:07,089 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 02:46:07,093 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:46:07,094 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:46:07,112 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:46:07,113 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:46:07,113 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:46:07,113 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:46:07,114 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:46:07,114 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:46:07,114 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:46:07,114 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:46:07,114 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:46:07,114 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:46:07,114 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:46:07,114 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:46:07,114 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:46:07,115 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:46:07,115 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:46:07,115 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:46:07,115 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:46:07,115 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:46:07,115 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:46:07,115 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:46:07,115 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:46:07,115 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:46:07,115 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:46:07,115 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:46:07,115 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:46:07,116 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:46:07,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:46:07,116 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_5a09706e-b07c-4f3b-af8d-c9340c61257e/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 -> c974ed4f1d4c3d5b838cbfadb19eec8f0977d5398d9ade006a615b896bd7b5af [2024-12-06 02:46:07,357 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:46:07,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:46:07,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:46:07,367 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:46:07,367 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:46:07,368 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/logname-1.i [2024-12-06 02:46:09,976 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/data/8d6eaf1d1/6b851479db7b4836b44a66ea3283d0a5/FLAG46f84b2a0 [2024-12-06 02:46:10,311 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:46:10,311 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/sv-benchmarks/c/busybox-1.22.0/logname-1.i [2024-12-06 02:46:10,330 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/data/8d6eaf1d1/6b851479db7b4836b44a66ea3283d0a5/FLAG46f84b2a0 [2024-12-06 02:46:10,541 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/data/8d6eaf1d1/6b851479db7b4836b44a66ea3283d0a5 [2024-12-06 02:46:10,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:46:10,543 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:46:10,544 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:46:10,544 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:46:10,547 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:46:10,548 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:46:10" (1/1) ... [2024-12-06 02:46:10,548 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68b279f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:10, skipping insertion in model container [2024-12-06 02:46:10,548 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:46:10" (1/1) ... [2024-12-06 02:46:10,589 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:46:11,377 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:46:11,404 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:46:11,508 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:46:11,642 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-06 02:46:11,649 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:46:11,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:11 WrapperNode [2024-12-06 02:46:11,649 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:46:11,650 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:46:11,650 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:46:11,650 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:46:11,655 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:11" (1/1) ... [2024-12-06 02:46:11,678 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:11" (1/1) ... [2024-12-06 02:46:11,726 INFO L138 Inliner]: procedures = 594, calls = 490, calls flagged for inlining = 16, calls inlined = 14, statements flattened = 819 [2024-12-06 02:46:11,726 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:46:11,726 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:46:11,727 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:46:11,727 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:46:11,734 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:11" (1/1) ... [2024-12-06 02:46:11,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:11" (1/1) ... [2024-12-06 02:46:11,743 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:11" (1/1) ... [2024-12-06 02:46:11,744 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:11" (1/1) ... [2024-12-06 02:46:11,773 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:11" (1/1) ... [2024-12-06 02:46:11,775 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:11" (1/1) ... [2024-12-06 02:46:11,780 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:11" (1/1) ... [2024-12-06 02:46:11,786 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:11" (1/1) ... [2024-12-06 02:46:11,789 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:11" (1/1) ... [2024-12-06 02:46:11,798 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:46:11,799 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:46:11,799 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:46:11,799 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:46:11,800 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:11" (1/1) ... [2024-12-06 02:46:11,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:46:11,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:46:11,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:46:11,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:46:11,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:46:11,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-12-06 02:46:11,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-12-06 02:46:11,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 02:46:11,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 02:46:11,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:46:11,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 02:46:11,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:46:11,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:46:11,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-06 02:46:11,859 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-06 02:46:11,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-06 02:46:11,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 02:46:11,860 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 02:46:11,860 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 02:46:11,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:46:11,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 02:46:11,860 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_all [2024-12-06 02:46:11,860 INFO L138 BoogieDeclarations]: Found implementation of procedure fflush_all [2024-12-06 02:46:11,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 02:46:11,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:46:12,159 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:46:12,160 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:46:12,868 INFO L? ?]: Removed 216 outVars from TransFormulas that were not future-live. [2024-12-06 02:46:12,868 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:46:13,068 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:46:13,068 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-12-06 02:46:13,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:46:13 BoogieIcfgContainer [2024-12-06 02:46:13,069 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:46:13,069 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:46:13,069 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:46:13,080 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:46:13,080 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:46:13" (1/1) ... [2024-12-06 02:46:13,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:46:13,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:13,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 125 states and 154 transitions. [2024-12-06 02:46:13,144 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 154 transitions. [2024-12-06 02:46:13,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 02:46:13,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:13,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:13,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:13,634 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 02:46:13,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:13,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 127 states and 157 transitions. [2024-12-06 02:46:13,710 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 157 transitions. [2024-12-06 02:46:13,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:46:13,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:13,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:13,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:13,993 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 02:46:14,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:14,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 128 states and 158 transitions. [2024-12-06 02:46:14,010 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 158 transitions. [2024-12-06 02:46:14,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 02:46:14,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:14,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:14,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:14,333 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 02:46:14,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:14,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 130 states and 161 transitions. [2024-12-06 02:46:14,385 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 161 transitions. [2024-12-06 02:46:14,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:46:14,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:14,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:14,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:14,580 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 02:46:14,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:14,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 129 states and 160 transitions. [2024-12-06 02:46:14,657 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 160 transitions. [2024-12-06 02:46:14,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 02:46:14,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:14,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:14,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:14,890 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 02:46:14,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:14,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 130 states and 161 transitions. [2024-12-06 02:46:14,948 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 161 transitions. [2024-12-06 02:46:14,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 02:46:14,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:14,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:15,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:15,093 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 02:46:15,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:15,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 129 states and 160 transitions. [2024-12-06 02:46:15,219 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 160 transitions. [2024-12-06 02:46:15,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 02:46:15,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:15,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:15,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:15,338 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 02:46:15,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:15,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 128 states and 159 transitions. [2024-12-06 02:46:15,388 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 159 transitions. [2024-12-06 02:46:15,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 02:46:15,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:15,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:15,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:15,640 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 02:46:15,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:15,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 131 states and 162 transitions. [2024-12-06 02:46:15,826 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 162 transitions. [2024-12-06 02:46:15,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 02:46:15,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:15,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:15,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:15,994 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 02:46:16,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:16,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 134 states and 165 transitions. [2024-12-06 02:46:16,127 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 165 transitions. [2024-12-06 02:46:16,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 02:46:16,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:16,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:16,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:16,327 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 02:46:16,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:16,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 137 states and 168 transitions. [2024-12-06 02:46:16,479 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 168 transitions. [2024-12-06 02:46:16,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 02:46:16,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:16,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:16,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:16,670 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 02:46:16,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:16,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 140 states and 171 transitions. [2024-12-06 02:46:16,840 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 171 transitions. [2024-12-06 02:46:16,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 02:46:16,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:16,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:16,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:17,126 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 02:46:17,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:17,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 143 states and 174 transitions. [2024-12-06 02:46:17,317 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 174 transitions. [2024-12-06 02:46:17,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 02:46:17,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:17,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:17,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:17,643 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 02:46:17,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:17,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 146 states and 177 transitions. [2024-12-06 02:46:17,846 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 177 transitions. [2024-12-06 02:46:17,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 02:46:17,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:17,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:17,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:18,282 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 02:46:18,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:18,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 149 states and 180 transitions. [2024-12-06 02:46:18,482 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 180 transitions. [2024-12-06 02:46:18,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 02:46:18,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:18,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:18,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:18,745 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 02:46:18,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:18,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 152 states and 182 transitions. [2024-12-06 02:46:18,869 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 182 transitions. [2024-12-06 02:46:18,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 02:46:18,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:18,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:19,223 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 02:46:19,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:19,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 151 states and 181 transitions. [2024-12-06 02:46:19,399 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 181 transitions. [2024-12-06 02:46:19,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 02:46:19,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:19,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:19,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:19,599 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 02:46:19,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:19,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 150 states and 180 transitions. [2024-12-06 02:46:19,620 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 180 transitions. [2024-12-06 02:46:19,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 02:46:19,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:19,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:19,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:19,802 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 02:46:19,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:19,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 149 states and 179 transitions. [2024-12-06 02:46:19,911 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 179 transitions. [2024-12-06 02:46:19,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 02:46:19,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:19,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:20,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:20,159 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 02:46:20,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:20,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 150 states and 181 transitions. [2024-12-06 02:46:20,217 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 181 transitions. [2024-12-06 02:46:20,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 02:46:20,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:20,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:20,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:20,402 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 02:46:20,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:20,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 151 states and 182 transitions. [2024-12-06 02:46:20,418 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 182 transitions. [2024-12-06 02:46:20,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:46:20,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:20,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:20,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:20,599 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 02:46:20,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:20,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 152 states and 183 transitions. [2024-12-06 02:46:20,616 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 183 transitions. [2024-12-06 02:46:20,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 02:46:20,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:20,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:20,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:20,841 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 02:46:21,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:21,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 158 states and 194 transitions. [2024-12-06 02:46:21,151 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 194 transitions. [2024-12-06 02:46:21,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 02:46:21,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:21,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:21,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:21,386 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 02:46:21,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:21,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 160 states and 198 transitions. [2024-12-06 02:46:21,662 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 198 transitions. [2024-12-06 02:46:21,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 02:46:21,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:21,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:21,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:21,841 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 02:46:21,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:21,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 161 states and 199 transitions. [2024-12-06 02:46:21,858 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 199 transitions. [2024-12-06 02:46:21,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 02:46:21,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:21,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:21,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:22,111 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 02:46:22,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:22,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 160 states and 198 transitions. [2024-12-06 02:46:22,335 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 198 transitions. [2024-12-06 02:46:22,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 02:46:22,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:22,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:22,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:22,606 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 02:46:22,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:22,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 162 states and 202 transitions. [2024-12-06 02:46:22,669 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 202 transitions. [2024-12-06 02:46:22,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 02:46:22,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:22,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:22,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:22,836 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 02:46:22,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:22,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 163 states and 203 transitions. [2024-12-06 02:46:22,851 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 203 transitions. [2024-12-06 02:46:22,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 02:46:22,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:22,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:22,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:23,092 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 02:46:23,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:23,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 164 states and 205 transitions. [2024-12-06 02:46:23,536 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 205 transitions. [2024-12-06 02:46:23,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 02:46:23,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:23,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:23,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:23,700 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 02:46:24,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:24,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 166 states and 208 transitions. [2024-12-06 02:46:24,105 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 208 transitions. [2024-12-06 02:46:24,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 02:46:24,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:24,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:24,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:24,324 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 02:46:24,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:24,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 168 states and 212 transitions. [2024-12-06 02:46:24,473 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 212 transitions. [2024-12-06 02:46:24,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 02:46:24,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:24,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:24,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:24,731 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 02:46:24,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:24,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 103 states and 128 transitions. [2024-12-06 02:46:24,840 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 128 transitions. [2024-12-06 02:46:24,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 02:46:24,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:24,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:25,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:25,289 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 02:46:25,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:25,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 102 states and 126 transitions. [2024-12-06 02:46:25,646 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 126 transitions. [2024-12-06 02:46:25,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 02:46:25,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:25,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:25,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:25,789 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 02:46:25,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:25,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 103 states and 126 transitions. [2024-12-06 02:46:25,879 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 126 transitions. [2024-12-06 02:46:25,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 02:46:25,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:25,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:25,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:26,105 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 02:46:26,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:26,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 104 states and 127 transitions. [2024-12-06 02:46:26,341 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 127 transitions. [2024-12-06 02:46:26,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 02:46:26,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:26,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:26,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:26,481 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 02:46:26,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:26,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 105 states and 129 transitions. [2024-12-06 02:46:26,634 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 129 transitions. [2024-12-06 02:46:26,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 02:46:26,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:26,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:26,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:26,759 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 02:46:26,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:26,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 106 states and 129 transitions. [2024-12-06 02:46:26,955 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 129 transitions. [2024-12-06 02:46:26,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 02:46:26,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:26,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:27,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:27,195 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 02:46:28,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:28,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 115 states and 145 transitions. [2024-12-06 02:46:28,300 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 145 transitions. [2024-12-06 02:46:28,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 02:46:28,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:28,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:28,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:28,427 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 02:46:28,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:28,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 113 states and 140 transitions. [2024-12-06 02:46:28,543 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 140 transitions. [2024-12-06 02:46:28,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-06 02:46:28,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:28,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:28,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:28,836 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 02:46:30,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:30,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 123 states and 155 transitions. [2024-12-06 02:46:30,203 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 155 transitions. [2024-12-06 02:46:30,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 02:46:30,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:30,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:30,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:30,417 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 02:46:30,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:30,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 126 states and 158 transitions. [2024-12-06 02:46:30,915 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 158 transitions. [2024-12-06 02:46:30,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 02:46:30,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:30,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:30,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:31,128 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 02:46:31,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:31,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 129 states and 161 transitions. [2024-12-06 02:46:31,603 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 161 transitions. [2024-12-06 02:46:31,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 02:46:31,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:31,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:31,843 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 02:46:32,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:32,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 132 states and 164 transitions. [2024-12-06 02:46:32,295 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 164 transitions. [2024-12-06 02:46:32,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-06 02:46:32,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:32,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:32,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:32,555 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 02:46:32,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:32,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 135 states and 167 transitions. [2024-12-06 02:46:32,999 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 167 transitions. [2024-12-06 02:46:33,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 02:46:33,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:33,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:33,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:33,288 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 02:46:33,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:33,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 138 states and 170 transitions. [2024-12-06 02:46:33,771 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 170 transitions. [2024-12-06 02:46:33,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-12-06 02:46:33,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:33,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:33,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:34,054 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 02:46:34,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:34,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 141 states and 173 transitions. [2024-12-06 02:46:34,586 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 173 transitions. [2024-12-06 02:46:34,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 02:46:34,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:34,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:34,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:34,895 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 02:46:35,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:35,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 144 states and 176 transitions. [2024-12-06 02:46:35,477 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 176 transitions. [2024-12-06 02:46:35,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 02:46:35,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:35,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:35,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:35,782 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 02:46:36,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:36,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 147 states and 178 transitions. [2024-12-06 02:46:36,074 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 178 transitions. [2024-12-06 02:46:36,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 02:46:36,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:36,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:36,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:36,728 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 02:46:37,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:37,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 148 states and 179 transitions. [2024-12-06 02:46:37,013 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 179 transitions. [2024-12-06 02:46:37,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 02:46:37,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:37,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:37,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:37,333 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 02:46:37,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:37,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 151 states and 183 transitions. [2024-12-06 02:46:37,695 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 183 transitions. [2024-12-06 02:46:37,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 02:46:37,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:37,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:37,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:37,891 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 02:46:38,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:38,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 153 states and 184 transitions. [2024-12-06 02:46:38,141 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 184 transitions. [2024-12-06 02:46:38,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-06 02:46:38,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:38,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:38,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:46:38,777 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:46:39,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:46:49,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:46:49,676 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 02:46:49,681 INFO L158 Benchmark]: Toolchain (without parser) took 39136.92ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 114.2MB in the beginning and 231.8MB in the end (delta: -117.5MB). Peak memory consumption was 226.2MB. Max. memory is 16.1GB. [2024-12-06 02:46:49,681 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:46:49,681 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1105.56ms. Allocated memory is still 142.6MB. Free memory was 114.0MB in the beginning and 78.9MB in the end (delta: 35.1MB). Peak memory consumption was 71.4MB. Max. memory is 16.1GB. [2024-12-06 02:46:49,681 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.19ms. Allocated memory is still 142.6MB. Free memory was 78.9MB in the beginning and 71.2MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:46:49,682 INFO L158 Benchmark]: Boogie Preprocessor took 72.14ms. Allocated memory is still 142.6MB. Free memory was 71.2MB in the beginning and 64.5MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:46:49,682 INFO L158 Benchmark]: RCFGBuilder took 1269.41ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 64.5MB in the beginning and 346.8MB in the end (delta: -282.3MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2024-12-06 02:46:49,682 INFO L158 Benchmark]: CodeCheck took 36610.19ms. Allocated memory was 427.8MB in the beginning and 310.4MB in the end (delta: -117.4MB). Free memory was 346.8MB in the beginning and 231.8MB in the end (delta: 115.1MB). Peak memory consumption was 170.8MB. Max. memory is 16.1GB. [2024-12-06 02:46:49,684 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 0.48ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1105.56ms. Allocated memory is still 142.6MB. Free memory was 114.0MB in the beginning and 78.9MB in the end (delta: 35.1MB). Peak memory consumption was 71.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.19ms. Allocated memory is still 142.6MB. Free memory was 78.9MB in the beginning and 71.2MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.14ms. Allocated memory is still 142.6MB. Free memory was 71.2MB in the beginning and 64.5MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1269.41ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 64.5MB in the beginning and 346.8MB in the end (delta: -282.3MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. * CodeCheck took 36610.19ms. Allocated memory was 427.8MB in the beginning and 310.4MB in the end (delta: -117.4MB). Free memory was 346.8MB in the beginning and 231.8MB in the end (delta: 115.1MB). Peak memory consumption was 170.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:46:49,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/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_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/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_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/logname-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/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_5a09706e-b07c-4f3b-af8d-c9340c61257e/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 c974ed4f1d4c3d5b838cbfadb19eec8f0977d5398d9ade006a615b896bd7b5af --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:46:51,581 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:46:51,654 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 02:46:51,676 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:46:51,676 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:46:51,677 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:46:51,677 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:46:51,677 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:46:51,677 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:46:51,677 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:46:51,677 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:46:51,677 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:46:51,678 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:46:51,678 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:46:51,678 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:46:51,678 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:46:51,678 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:46:51,678 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:46:51,678 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:46:51,678 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:46:51,678 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:46:51,678 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:46:51,678 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:46:51,678 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:46:51,679 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:46:51,679 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:51,679 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:46:51,679 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:46:51,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:46:51,679 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:46:51,679 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:46:51,679 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:46:51,680 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:46:51,680 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:51,680 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:46:51,680 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_5a09706e-b07c-4f3b-af8d-c9340c61257e/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 -> c974ed4f1d4c3d5b838cbfadb19eec8f0977d5398d9ade006a615b896bd7b5af [2024-12-06 02:46:51,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:46:51,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:46:51,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:46:51,929 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:46:51,929 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:46:51,931 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/logname-1.i [2024-12-06 02:46:54,612 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/data/a77c1a929/7e28e88119c94c0faaa87b852c3f56af/FLAG379bfc0ba [2024-12-06 02:46:54,922 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:46:54,923 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/sv-benchmarks/c/busybox-1.22.0/logname-1.i [2024-12-06 02:46:54,943 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/data/a77c1a929/7e28e88119c94c0faaa87b852c3f56af/FLAG379bfc0ba [2024-12-06 02:46:55,161 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/data/a77c1a929/7e28e88119c94c0faaa87b852c3f56af [2024-12-06 02:46:55,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:46:55,164 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:46:55,165 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:46:55,165 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:46:55,168 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:46:55,169 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:46:55" (1/1) ... [2024-12-06 02:46:55,169 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dad3db1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:55, skipping insertion in model container [2024-12-06 02:46:55,169 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:46:55" (1/1) ... [2024-12-06 02:46:55,205 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:46:55,908 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 02:46:55,911 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 02:46:55,913 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 02:46:55,914 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 02:46:55,917 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 02:46:55,917 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 02:46:55,918 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 02:46:55,919 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 02:46:55,921 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 02:46:55,924 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 02:46:55,925 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 02:46:55,931 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 02:46:55,932 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 02:46:55,935 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 02:46:55,944 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 02:46:55,952 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 02:46:55,964 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:46:56,002 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:46:56,105 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:46:56,259 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-06 02:46:56,267 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:46:56,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:56 WrapperNode [2024-12-06 02:46:56,267 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:46:56,268 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:46:56,268 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:46:56,268 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:46:56,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:56" (1/1) ... [2024-12-06 02:46:56,303 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:56" (1/1) ... [2024-12-06 02:46:56,350 INFO L138 Inliner]: procedures = 605, calls = 490, calls flagged for inlining = 16, calls inlined = 14, statements flattened = 793 [2024-12-06 02:46:56,350 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:46:56,351 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:46:56,351 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:46:56,351 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:46:56,358 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:56" (1/1) ... [2024-12-06 02:46:56,359 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:56" (1/1) ... [2024-12-06 02:46:56,370 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:56" (1/1) ... [2024-12-06 02:46:56,370 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:56" (1/1) ... [2024-12-06 02:46:56,402 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:56" (1/1) ... [2024-12-06 02:46:56,405 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:56" (1/1) ... [2024-12-06 02:46:56,409 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:56" (1/1) ... [2024-12-06 02:46:56,420 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:56" (1/1) ... [2024-12-06 02:46:56,425 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:56" (1/1) ... [2024-12-06 02:46:56,436 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:46:56,437 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:46:56,437 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:46:56,437 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:46:56,438 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:56" (1/1) ... [2024-12-06 02:46:56,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:46:56,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:46:56,467 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:46:56,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:46:56,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:46:56,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-12-06 02:46:56,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:46:56,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 02:46:56,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 02:46:56,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:46:56,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 02:46:56,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2024-12-06 02:46:56,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2024-12-06 02:46:56,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2024-12-06 02:46:56,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:46:56,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:46:56,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-12-06 02:46:56,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-06 02:46:56,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-06 02:46:56,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 02:46:56,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-06 02:46:56,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 02:46:56,495 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 02:46:56,495 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 02:46:56,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:46:56,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 02:46:56,495 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_all [2024-12-06 02:46:56,495 INFO L138 BoogieDeclarations]: Found implementation of procedure fflush_all [2024-12-06 02:46:56,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-12-06 02:46:56,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 02:46:56,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-12-06 02:46:56,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-12-06 02:46:56,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-12-06 02:46:56,857 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:46:56,859 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:46:58,188 INFO L? ?]: Removed 207 outVars from TransFormulas that were not future-live. [2024-12-06 02:46:58,188 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:46:58,407 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:46:58,407 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-12-06 02:46:58,407 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:46:58 BoogieIcfgContainer [2024-12-06 02:46:58,407 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:46:58,409 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:46:58,409 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:46:58,419 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:46:58,419 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:46:58" (1/1) ... [2024-12-06 02:46:58,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:46:58,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:58,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 125 states and 154 transitions. [2024-12-06 02:46:58,482 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 154 transitions. [2024-12-06 02:46:58,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 02:46:58,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:58,485 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:58,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:58,488 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:58,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:46:58,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:58,907 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:59,575 INFO L256 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:46:59,578 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:59,584 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 02:46:59,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:47:00,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:47:00,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:00,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 124 states and 153 transitions. [2024-12-06 02:47:00,818 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 153 transitions. [2024-12-06 02:47:00,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:47:00,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:00,821 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:00,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:00,823 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:00,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:47:01,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:01,659 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:02,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:02,064 INFO L256 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:47:02,065 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:02,097 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 02:47:02,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:47:03,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:03,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 127 states and 157 transitions. [2024-12-06 02:47:03,172 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 157 transitions. [2024-12-06 02:47:03,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:47:03,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:03,173 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:03,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:03,175 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:03,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:47:03,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:03,947 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:04,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:04,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:47:04,411 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:04,468 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 02:47:04,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 02:47:04,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:04,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 130 states and 160 transitions. [2024-12-06 02:47:04,652 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 160 transitions. [2024-12-06 02:47:04,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 02:47:04,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:04,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:04,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:04,655 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:04,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 02:47:05,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:05,510 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:05,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:05,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:47:05,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:06,005 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 02:47:06,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 02:47:06,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:06,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 133 states and 163 transitions. [2024-12-06 02:47:06,248 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 163 transitions. [2024-12-06 02:47:06,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 02:47:06,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:06,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:06,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:06,250 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:06,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 02:47:07,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:07,044 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:07,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:07,523 INFO L256 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:47:07,524 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:07,659 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 02:47:07,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 02:47:07,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:07,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 136 states and 166 transitions. [2024-12-06 02:47:07,950 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 166 transitions. [2024-12-06 02:47:07,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 02:47:07,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:07,951 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:07,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:07,953 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:07,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 02:47:08,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:08,770 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:09,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:09,187 INFO L256 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 02:47:09,189 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:09,348 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 02:47:09,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 02:47:09,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:09,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 139 states and 169 transitions. [2024-12-06 02:47:09,680 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 169 transitions. [2024-12-06 02:47:09,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 02:47:09,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:09,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:09,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:09,683 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:09,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 02:47:10,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:10,521 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:10,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:11,015 INFO L256 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:47:11,016 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:11,211 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 02:47:11,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 02:47:11,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:11,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 142 states and 172 transitions. [2024-12-06 02:47:11,604 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 172 transitions. [2024-12-06 02:47:11,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 02:47:11,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:11,605 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:11,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:11,606 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:11,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 02:47:12,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:12,427 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:12,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:12,855 INFO L256 TraceCheckSpWp]: Trace formula consists of 536 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 02:47:12,856 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:13,084 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 02:47:13,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 02:47:13,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:13,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 145 states and 175 transitions. [2024-12-06 02:47:13,536 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 175 transitions. [2024-12-06 02:47:13,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 02:47:13,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:13,537 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:13,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:13,539 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:13,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 02:47:14,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:14,348 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:14,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:14,874 INFO L256 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:47:14,875 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:15,139 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 02:47:15,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 02:47:15,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:15,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 148 states and 178 transitions. [2024-12-06 02:47:15,629 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 178 transitions. [2024-12-06 02:47:15,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 02:47:15,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:15,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:15,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:15,631 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:15,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 02:47:16,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:16,477 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:16,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:16,912 INFO L256 TraceCheckSpWp]: Trace formula consists of 562 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 02:47:16,913 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:17,219 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 02:47:17,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 02:47:17,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:17,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 151 states and 181 transitions. [2024-12-06 02:47:17,768 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 181 transitions. [2024-12-06 02:47:17,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 02:47:17,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:17,769 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:17,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:17,770 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:17,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 02:47:18,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:18,721 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:19,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:19,258 INFO L256 TraceCheckSpWp]: Trace formula consists of 575 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:47:19,260 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:19,592 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 02:47:19,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 02:47:20,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:20,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 154 states and 184 transitions. [2024-12-06 02:47:20,218 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 184 transitions. [2024-12-06 02:47:20,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 02:47:20,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:20,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:20,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:20,220 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:20,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 02:47:21,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:21,196 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:21,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:21,662 INFO L256 TraceCheckSpWp]: Trace formula consists of 588 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 02:47:21,664 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:22,033 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 02:47:22,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 02:47:22,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:22,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 151 states and 179 transitions. [2024-12-06 02:47:22,672 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 179 transitions. [2024-12-06 02:47:22,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 02:47:22,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:22,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:22,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:22,675 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:22,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 02:47:23,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:23,094 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:23,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:23,523 INFO L256 TraceCheckSpWp]: Trace formula consists of 595 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:47:23,524 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:23,527 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 02:47:23,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 02:47:23,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:23,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 150 states and 178 transitions. [2024-12-06 02:47:23,544 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 178 transitions. [2024-12-06 02:47:23,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 02:47:23,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:23,545 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:23,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:23,547 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:23,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 02:47:24,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:24,747 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:25,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:25,195 INFO L256 TraceCheckSpWp]: Trace formula consists of 596 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:47:25,197 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:25,589 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 02:47:25,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 02:47:26,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:26,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 149 states and 177 transitions. [2024-12-06 02:47:26,106 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 177 transitions. [2024-12-06 02:47:26,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 02:47:26,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:26,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:26,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:26,108 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:26,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 02:47:26,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:26,514 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:26,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:26,962 INFO L256 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:47:26,963 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:26,965 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 02:47:26,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 02:47:26,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:26,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 148 states and 176 transitions. [2024-12-06 02:47:26,976 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 176 transitions. [2024-12-06 02:47:26,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 02:47:26,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:26,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:26,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:26,978 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:26,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 02:47:27,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:27,465 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:27,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:27,871 INFO L256 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:47:27,872 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:28,079 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 02:47:28,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 02:47:28,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:28,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 147 states and 175 transitions. [2024-12-06 02:47:28,336 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 175 transitions. [2024-12-06 02:47:28,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 02:47:28,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:28,337 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:28,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:28,338 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:28,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 02:47:28,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:28,742 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:29,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:29,210 INFO L256 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:47:29,211 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:29,214 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 02:47:29,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 02:47:29,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:29,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 146 states and 174 transitions. [2024-12-06 02:47:29,287 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 174 transitions. [2024-12-06 02:47:29,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 02:47:29,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:29,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:29,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:29,289 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:29,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 02:47:29,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:29,790 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:30,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:30,273 INFO L256 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:47:30,274 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:30,277 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 02:47:30,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 02:47:30,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:30,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 145 states and 173 transitions. [2024-12-06 02:47:30,287 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 173 transitions. [2024-12-06 02:47:30,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:47:30,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:30,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:30,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:30,289 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:30,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 02:47:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:31,457 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:31,970 INFO L256 TraceCheckSpWp]: Trace formula consists of 659 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:47:31,971 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:32,190 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 02:47:32,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 02:47:32,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:32,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 149 states and 181 transitions. [2024-12-06 02:47:32,859 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 181 transitions. [2024-12-06 02:47:32,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:47:32,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:32,860 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:32,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:32,861 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:32,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 02:47:34,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:34,008 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:34,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:34,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:47:34,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:34,700 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 02:47:34,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 02:47:35,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:35,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 152 states and 187 transitions. [2024-12-06 02:47:35,864 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 187 transitions. [2024-12-06 02:47:35,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 02:47:35,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:35,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:35,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:35,867 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:35,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 02:47:36,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:36,441 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:36,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:36,916 INFO L256 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:47:36,917 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:36,918 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 02:47:36,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 02:47:36,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:36,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 151 states and 186 transitions. [2024-12-06 02:47:36,945 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 186 transitions. [2024-12-06 02:47:36,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 02:47:36,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:36,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:36,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:36,947 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:36,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 02:47:38,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:38,109 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:38,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:38,616 INFO L256 TraceCheckSpWp]: Trace formula consists of 672 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:47:38,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:38,670 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 02:47:38,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 02:47:39,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:39,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 153 states and 187 transitions. [2024-12-06 02:47:39,131 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 187 transitions. [2024-12-06 02:47:39,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 02:47:39,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:39,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:39,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:39,134 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:39,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 02:47:40,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:40,397 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:40,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:41,063 INFO L256 TraceCheckSpWp]: Trace formula consists of 681 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:47:41,064 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:41,370 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 02:47:41,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 02:47:43,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:43,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 156 states and 192 transitions. [2024-12-06 02:47:43,142 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 192 transitions. [2024-12-06 02:47:43,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 02:47:43,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:43,142 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:43,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:43,144 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:43,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 02:47:44,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:44,289 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:44,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:44,776 INFO L256 TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:47:44,777 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:45,094 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 02:47:45,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 02:47:45,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:45,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 159 states and 197 transitions. [2024-12-06 02:47:45,491 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 197 transitions. [2024-12-06 02:47:45,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 02:47:45,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:45,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:45,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:45,493 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:45,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 02:47:46,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:46,157 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:46,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:46,665 INFO L256 TraceCheckSpWp]: Trace formula consists of 684 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:47:46,666 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:47,291 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 02:47:47,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 02:47:47,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:47,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 94 states and 113 transitions. [2024-12-06 02:47:47,996 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 113 transitions. [2024-12-06 02:47:47,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 02:47:47,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:47,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:47,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:47,998 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:47,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 02:47:49,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:49,396 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:49,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:49,901 INFO L256 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:47:49,902 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:50,339 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 02:47:50,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 02:47:52,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:52,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 93 states and 111 transitions. [2024-12-06 02:47:52,107 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 111 transitions. [2024-12-06 02:47:52,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 02:47:52,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:52,108 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:52,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:52,110 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:52,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 02:47:53,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:53,371 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:53,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:53,900 INFO L256 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:47:53,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:53,976 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 02:47:53,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 02:47:54,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:54,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 95 states and 112 transitions. [2024-12-06 02:47:54,542 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 112 transitions. [2024-12-06 02:47:54,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 02:47:54,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:54,543 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:54,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:54,544 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:54,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 02:47:55,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:55,827 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:56,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:56,355 INFO L256 TraceCheckSpWp]: Trace formula consists of 694 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:47:56,356 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:56,762 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 02:47:56,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 02:47:59,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:59,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 98 states and 117 transitions. [2024-12-06 02:47:59,016 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 117 transitions. [2024-12-06 02:47:59,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 02:47:59,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:59,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:59,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:59,019 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:59,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 02:48:00,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:00,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:00,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:00,896 INFO L256 TraceCheckSpWp]: Trace formula consists of 698 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:48:00,897 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:00,993 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 02:48:01,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 02:48:01,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:01,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 100 states and 118 transitions. [2024-12-06 02:48:01,612 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 118 transitions. [2024-12-06 02:48:01,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 02:48:01,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:01,612 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:01,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:01,614 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:01,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 02:48:03,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:03,001 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:03,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:03,652 INFO L256 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:48:03,653 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:04,099 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 02:48:04,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 02:48:06,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:06,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 103 states and 123 transitions. [2024-12-06 02:48:06,502 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 123 transitions. [2024-12-06 02:48:06,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 02:48:06,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:06,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:06,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:06,504 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:06,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 02:48:07,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:07,877 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:08,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:08,422 INFO L256 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:48:08,423 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:08,542 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 02:48:08,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 02:48:09,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:09,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 105 states and 124 transitions. [2024-12-06 02:48:09,167 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 124 transitions. [2024-12-06 02:48:09,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 02:48:09,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:09,167 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:09,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:09,169 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:09,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 02:48:10,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:10,423 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:10,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:11,000 INFO L256 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 02:48:11,001 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:11,527 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 02:48:11,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 02:48:14,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:14,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 108 states and 129 transitions. [2024-12-06 02:48:14,184 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 129 transitions. [2024-12-06 02:48:14,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 02:48:14,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:14,185 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:14,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:14,186 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:14,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 02:48:15,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:15,679 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:16,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:16,242 INFO L256 TraceCheckSpWp]: Trace formula consists of 724 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:48:16,243 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:16,380 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 02:48:16,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 02:48:17,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:17,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 110 states and 130 transitions. [2024-12-06 02:48:17,068 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 130 transitions. [2024-12-06 02:48:17,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 02:48:17,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:17,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:17,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:17,071 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:17,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 02:48:18,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:18,555 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:19,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:19,215 INFO L256 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:48:19,216 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:19,780 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 02:48:19,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 02:48:22,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:22,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 113 states and 135 transitions. [2024-12-06 02:48:22,585 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 135 transitions. [2024-12-06 02:48:22,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 02:48:22,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:22,585 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:22,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:22,587 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:22,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 02:48:23,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:23,932 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:24,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:24,512 INFO L256 TraceCheckSpWp]: Trace formula consists of 737 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:48:24,513 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:24,681 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 02:48:24,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 02:48:25,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:25,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 115 states and 136 transitions. [2024-12-06 02:48:25,410 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 136 transitions. [2024-12-06 02:48:25,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 02:48:25,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:25,410 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:25,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:25,412 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:25,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 02:48:26,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:26,972 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:27,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:27,541 INFO L256 TraceCheckSpWp]: Trace formula consists of 746 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 02:48:27,542 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:28,147 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 02:48:28,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 02:48:31,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:31,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 118 states and 141 transitions. [2024-12-06 02:48:31,105 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 141 transitions. [2024-12-06 02:48:31,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 02:48:31,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:31,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:31,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:31,107 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:31,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 02:48:32,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:32,704 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:33,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:33,271 INFO L256 TraceCheckSpWp]: Trace formula consists of 750 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:48:33,272 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:33,468 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 02:48:33,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 02:48:34,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:34,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 120 states and 142 transitions. [2024-12-06 02:48:34,238 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 142 transitions. [2024-12-06 02:48:34,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 02:48:34,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:34,239 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:34,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:34,240 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:34,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 02:48:35,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:35,839 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:36,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:36,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 759 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:48:36,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:37,055 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 02:48:37,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 02:48:40,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:40,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 123 states and 147 transitions. [2024-12-06 02:48:40,384 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 147 transitions. [2024-12-06 02:48:40,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 02:48:40,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:40,385 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:40,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:40,386 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:40,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 02:48:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:42,189 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:42,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:42,614 INFO L256 TraceCheckSpWp]: Trace formula consists of 763 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:48:42,615 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:42,846 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 02:48:42,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 02:48:43,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:43,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 125 states and 148 transitions. [2024-12-06 02:48:43,689 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 148 transitions. [2024-12-06 02:48:43,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 02:48:43,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:43,689 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:43,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:43,691 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:43,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 02:48:45,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:45,352 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:45,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:45,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 772 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 02:48:45,818 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:46,561 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 02:48:46,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 02:48:50,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:50,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 128 states and 153 transitions. [2024-12-06 02:48:50,133 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 153 transitions. [2024-12-06 02:48:50,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-06 02:48:50,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:50,133 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:50,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:50,135 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:50,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 02:48:51,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:51,881 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:52,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:52,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 776 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:48:52,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:52,589 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 02:48:52,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-06 02:48:53,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:53,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 130 states and 154 transitions. [2024-12-06 02:48:53,453 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 154 transitions. [2024-12-06 02:48:53,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-06 02:48:53,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:53,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:53,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:53,455 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:53,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 02:48:55,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:55,231 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:55,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:55,743 INFO L256 TraceCheckSpWp]: Trace formula consists of 785 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 02:48:55,745 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:56,521 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 02:48:56,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-06 02:49:00,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:49:00,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 133 states and 159 transitions. [2024-12-06 02:49:00,253 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 159 transitions. [2024-12-06 02:49:00,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 02:49:00,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:49:00,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:49:00,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:49:00,255 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:49:00,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-06 02:49:02,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:02,019 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:49:02,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:02,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 789 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:49:02,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:49:02,744 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 02:49:02,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-06 02:49:03,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:49:03,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 135 states and 160 transitions. [2024-12-06 02:49:03,617 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 160 transitions. [2024-12-06 02:49:03,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 02:49:03,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:49:03,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:49:03,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:49:03,619 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:49:03,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-06 02:49:05,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:05,484 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:49:05,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:05,948 INFO L256 TraceCheckSpWp]: Trace formula consists of 798 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 02:49:05,949 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:49:06,808 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 02:49:06,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-06 02:49:10,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:49:10,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 136 states and 161 transitions. [2024-12-06 02:49:10,649 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 161 transitions. [2024-12-06 02:49:10,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-06 02:49:10,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:49:10,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:49:10,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:49:10,652 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:49:10,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-06 02:49:12,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:12,640 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:49:13,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:13,126 INFO L256 TraceCheckSpWp]: Trace formula consists of 825 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:49:13,127 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:49:13,140 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 02:49:13,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-06 02:49:14,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:49:14,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 137 states and 162 transitions. [2024-12-06 02:49:14,316 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 162 transitions. [2024-12-06 02:49:14,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-06 02:49:14,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:49:14,317 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:49:14,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:49:14,319 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:49:14,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-06 02:49:16,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:16,292 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:49:16,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:16,830 INFO L256 TraceCheckSpWp]: Trace formula consists of 838 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:49:16,831 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:49:17,808 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 02:49:17,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-06 02:49:23,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:49:23,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 144 states and 191 transitions. [2024-12-06 02:49:23,742 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 191 transitions. [2024-12-06 02:49:23,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-06 02:49:23,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:49:23,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:49:23,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:49:23,745 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:49:23,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-06 02:49:25,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:25,731 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:49:26,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:26,256 INFO L256 TraceCheckSpWp]: Trace formula consists of 847 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:49:26,257 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:49:26,312 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 02:49:26,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-06 02:49:28,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:49:28,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 145 states and 191 transitions. [2024-12-06 02:49:28,301 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 191 transitions. [2024-12-06 02:49:28,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 02:49:28,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:49:28,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:49:28,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:49:28,304 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:49:28,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-06 02:49:30,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:30,602 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:49:31,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:31,095 INFO L256 TraceCheckSpWp]: Trace formula consists of 827 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:49:31,097 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:49:32,757 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 02:49:32,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-06 02:49:35,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:49:35,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 146 states and 192 transitions. [2024-12-06 02:49:35,771 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 192 transitions. [2024-12-06 02:49:35,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 02:49:35,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:49:35,771 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:49:35,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:49:35,773 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:49:35,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-06 02:49:37,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:37,807 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:49:38,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:38,380 INFO L256 TraceCheckSpWp]: Trace formula consists of 851 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:49:38,381 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:49:38,764 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 02:49:38,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-06 02:49:40,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:49:40,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 148 states and 193 transitions. [2024-12-06 02:49:40,128 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 193 transitions. [2024-12-06 02:49:40,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 02:49:40,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:49:40,128 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:49:40,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:49:40,130 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:49:40,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-06 02:49:42,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:42,247 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:49:42,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:42,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 860 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:49:42,769 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:49:42,856 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 02:49:42,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-06 02:49:45,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:49:45,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 149 states and 193 transitions. [2024-12-06 02:49:45,180 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 193 transitions. [2024-12-06 02:49:45,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 02:49:45,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:49:45,181 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:49:45,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:49:45,182 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:49:45,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-06 02:49:47,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:47,239 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:49:47,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:47,734 INFO L256 TraceCheckSpWp]: Trace formula consists of 834 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:49:47,735 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:49:48,550 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 02:49:48,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-06 02:49:50,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:49:50,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 152 states and 197 transitions. [2024-12-06 02:49:50,844 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 197 transitions. [2024-12-06 02:49:50,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-06 02:49:50,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:49:50,845 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:49:50,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:49:50,846 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:49:50,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a09706e-b07c-4f3b-af8d-c9340c61257e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process