./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-regression/test27-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/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_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/test27-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8b17e864f5b8145df67cb2b3dc045f82af33b1bd3c9c5e4c95275bcb385f71da --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:17:11,995 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:17:12,047 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 06:17:12,051 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 06:17:12,052 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 06:17:12,070 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:17:12,071 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:17:12,071 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:17:12,071 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:17:12,072 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:17:12,072 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 06:17:12,072 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:17:12,072 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:17:12,072 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 06:17:12,072 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 06:17:12,072 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 06:17:12,072 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:17:12,072 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 06:17:12,072 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:17:12,072 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:17:12,072 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:17:12,073 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:17:12,073 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:17:12,073 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:17:12,073 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:17:12,073 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:17:12,073 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:17:12,073 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:17:12,073 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 06:17:12,073 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 06:17:12,073 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_81d57b93-34db-4125-9f60-733fa29a3d38/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b17e864f5b8145df67cb2b3dc045f82af33b1bd3c9c5e4c95275bcb385f71da [2024-12-06 06:17:12,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:17:12,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:17:12,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:17:12,306 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:17:12,307 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:17:12,308 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/ldv-regression/test27-2.c [2024-12-06 06:17:14,928 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/data/54fc21406/07375fea44594baba9b47a3c4bb7b741/FLAG234027223 [2024-12-06 06:17:15,152 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:17:15,153 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/sv-benchmarks/c/ldv-regression/test27-2.c [2024-12-06 06:17:15,160 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/data/54fc21406/07375fea44594baba9b47a3c4bb7b741/FLAG234027223 [2024-12-06 06:17:15,520 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/data/54fc21406/07375fea44594baba9b47a3c4bb7b741 [2024-12-06 06:17:15,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:17:15,522 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:17:15,524 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:17:15,524 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:17:15,528 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:17:15,529 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:17:15" (1/1) ... [2024-12-06 06:17:15,529 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21530003 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:15, skipping insertion in model container [2024-12-06 06:17:15,530 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:17:15" (1/1) ... [2024-12-06 06:17:15,542 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:17:15,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:17:15,696 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:17:15,714 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:17:15,727 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:17:15,728 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:15 WrapperNode [2024-12-06 06:17:15,728 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:17:15,729 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:17:15,729 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:17:15,729 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:17:15,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:15" (1/1) ... [2024-12-06 06:17:15,742 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:15" (1/1) ... [2024-12-06 06:17:15,759 INFO L138 Inliner]: procedures = 16, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 118 [2024-12-06 06:17:15,760 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:17:15,760 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:17:15,760 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:17:15,760 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:17:15,767 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:15" (1/1) ... [2024-12-06 06:17:15,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:15" (1/1) ... [2024-12-06 06:17:15,770 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:15" (1/1) ... [2024-12-06 06:17:15,770 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:15" (1/1) ... [2024-12-06 06:17:15,776 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:15" (1/1) ... [2024-12-06 06:17:15,777 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:15" (1/1) ... [2024-12-06 06:17:15,780 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:15" (1/1) ... [2024-12-06 06:17:15,781 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:15" (1/1) ... [2024-12-06 06:17:15,782 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:15" (1/1) ... [2024-12-06 06:17:15,784 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:17:15,785 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:17:15,785 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:17:15,785 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:17:15,786 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:17:15" (1/1) ... [2024-12-06 06:17:15,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:17:15,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:17:15,814 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:17:15,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:17:15,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 06:17:15,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:17:15,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 06:17:15,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 06:17:15,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 06:17:15,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 06:17:15,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:17:15,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:17:15,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 06:17:15,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 06:17:15,904 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:17:15,906 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:17:16,183 INFO L? ?]: Removed 98 outVars from TransFormulas that were not future-live. [2024-12-06 06:17:16,183 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:17:16,222 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:17:16,222 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 06:17:16,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:17:16 BoogieIcfgContainer [2024-12-06 06:17:16,223 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:17:16,223 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:17:16,223 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:17:16,232 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:17:16,232 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:17:16" (1/1) ... [2024-12-06 06:17:16,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:17:16,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:16,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 67 states and 72 transitions. [2024-12-06 06:17:16,290 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2024-12-06 06:17:16,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 06:17:16,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:16,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:16,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:16,483 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 06:17:16,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:16,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 69 states and 76 transitions. [2024-12-06 06:17:16,528 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 76 transitions. [2024-12-06 06:17:16,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 06:17:16,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:16,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:16,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:16,668 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 06:17:16,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:16,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 71 states and 79 transitions. [2024-12-06 06:17:16,777 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 79 transitions. [2024-12-06 06:17:16,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:17:16,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:16,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:16,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:16,881 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 06:17:17,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:17,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 72 states and 81 transitions. [2024-12-06 06:17:17,046 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 81 transitions. [2024-12-06 06:17:17,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:17:17,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:17,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:17,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:17,212 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 06:17:17,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:17,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 75 states and 87 transitions. [2024-12-06 06:17:17,541 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 87 transitions. [2024-12-06 06:17:17,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 06:17:17,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:17,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:17,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:17,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:17:17,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:17,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 75 states and 86 transitions. [2024-12-06 06:17:17,680 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 86 transitions. [2024-12-06 06:17:17,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 06:17:17,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:17,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:17,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:17,824 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 06:17:18,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:18,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 78 states and 93 transitions. [2024-12-06 06:17:18,224 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 93 transitions. [2024-12-06 06:17:18,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:17:18,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:18,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:18,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:18,314 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 06:17:18,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:18,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 79 states and 95 transitions. [2024-12-06 06:17:18,489 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 95 transitions. [2024-12-06 06:17:18,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:17:18,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:18,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:18,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:18,523 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:17:18,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:18,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 80 states and 96 transitions. [2024-12-06 06:17:18,801 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 96 transitions. [2024-12-06 06:17:18,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:17:18,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:18,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:18,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:18,996 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 06:17:19,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:19,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 84 states and 106 transitions. [2024-12-06 06:17:19,833 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 106 transitions. [2024-12-06 06:17:19,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 06:17:19,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:19,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:19,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:19,859 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 06:17:20,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:20,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 84 states and 105 transitions. [2024-12-06 06:17:20,024 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 105 transitions. [2024-12-06 06:17:20,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 06:17:20,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:20,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:20,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:20,175 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:17:20,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:20,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 87 states and 112 transitions. [2024-12-06 06:17:20,636 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 112 transitions. [2024-12-06 06:17:20,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 06:17:20,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:20,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:20,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:20,672 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 06:17:20,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:20,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 89 states and 115 transitions. [2024-12-06 06:17:20,691 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 115 transitions. [2024-12-06 06:17:20,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 06:17:20,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:20,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:20,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:20,872 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 06:17:21,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:21,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 91 states and 120 transitions. [2024-12-06 06:17:21,258 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 120 transitions. [2024-12-06 06:17:21,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 06:17:21,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:21,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:21,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:21,282 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 06:17:21,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:21,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 90 states and 118 transitions. [2024-12-06 06:17:21,462 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 118 transitions. [2024-12-06 06:17:21,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 06:17:21,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:21,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:21,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:21,785 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 06:17:23,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:23,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 97 states and 134 transitions. [2024-12-06 06:17:23,458 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 134 transitions. [2024-12-06 06:17:23,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 06:17:23,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:23,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:23,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:23,706 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 06:17:24,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:24,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 100 states and 144 transitions. [2024-12-06 06:17:24,685 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 144 transitions. [2024-12-06 06:17:24,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 06:17:24,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:24,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:24,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:24,707 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 06:17:24,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:24,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 100 states and 143 transitions. [2024-12-06 06:17:24,996 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 143 transitions. [2024-12-06 06:17:24,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 06:17:24,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:24,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:25,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:25,084 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 06:17:25,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:25,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 101 states and 145 transitions. [2024-12-06 06:17:25,406 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 145 transitions. [2024-12-06 06:17:25,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 06:17:25,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:25,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:25,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:25,430 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-06 06:17:25,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:25,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 101 states and 144 transitions. [2024-12-06 06:17:25,614 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2024-12-06 06:17:25,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 06:17:25,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:25,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:25,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:25,646 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-06 06:17:25,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:25,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 101 states and 143 transitions. [2024-12-06 06:17:25,932 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 143 transitions. [2024-12-06 06:17:25,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 06:17:25,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:25,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:25,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:26,347 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:17:28,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:28,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 110 states and 159 transitions. [2024-12-06 06:17:28,251 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 159 transitions. [2024-12-06 06:17:28,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 06:17:28,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:28,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:28,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:28,270 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-06 06:17:28,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:28,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 110 states and 158 transitions. [2024-12-06 06:17:28,797 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 158 transitions. [2024-12-06 06:17:28,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 06:17:28,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:28,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:29,114 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 06:17:30,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:30,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 114 states and 170 transitions. [2024-12-06 06:17:30,265 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 170 transitions. [2024-12-06 06:17:30,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 06:17:30,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:30,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:30,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:30,598 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:17:31,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:31,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 117 states and 182 transitions. [2024-12-06 06:17:31,760 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 182 transitions. [2024-12-06 06:17:31,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 06:17:31,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:31,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:31,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:31,797 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-06 06:17:32,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:32,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 117 states and 181 transitions. [2024-12-06 06:17:32,136 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 181 transitions. [2024-12-06 06:17:32,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 06:17:32,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:32,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:32,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:32,602 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 06:17:34,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:34,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 121 states and 202 transitions. [2024-12-06 06:17:34,169 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 202 transitions. [2024-12-06 06:17:34,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 06:17:34,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:34,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:34,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:34,527 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 06:17:35,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:35,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 123 states and 204 transitions. [2024-12-06 06:17:35,439 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 204 transitions. [2024-12-06 06:17:35,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 06:17:35,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:35,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:35,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:35,463 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-06 06:17:35,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:35,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 123 states and 203 transitions. [2024-12-06 06:17:35,839 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 203 transitions. [2024-12-06 06:17:35,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 06:17:35,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:35,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:35,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:36,118 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 06:17:36,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:36,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 125 states and 205 transitions. [2024-12-06 06:17:36,933 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 205 transitions. [2024-12-06 06:17:36,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 06:17:36,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:36,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:36,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:36,958 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-06 06:17:37,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:37,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 125 states and 204 transitions. [2024-12-06 06:17:37,316 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 204 transitions. [2024-12-06 06:17:37,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 06:17:37,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:37,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:37,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:37,436 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 06:17:37,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:37,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 127 states and 210 transitions. [2024-12-06 06:17:37,936 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 210 transitions. [2024-12-06 06:17:37,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 06:17:37,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:37,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:37,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:38,168 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 06:17:38,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:38,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 128 states and 213 transitions. [2024-12-06 06:17:38,780 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 213 transitions. [2024-12-06 06:17:38,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 06:17:38,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:38,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:38,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:38,837 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 06:17:39,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:39,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 129 states and 216 transitions. [2024-12-06 06:17:39,235 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 216 transitions. [2024-12-06 06:17:39,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 06:17:39,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:39,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:39,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:39,262 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-06 06:17:39,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:39,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 129 states and 215 transitions. [2024-12-06 06:17:39,660 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 215 transitions. [2024-12-06 06:17:39,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 06:17:39,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:39,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:39,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:39,886 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:17:41,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:41,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 132 states and 228 transitions. [2024-12-06 06:17:41,424 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 228 transitions. [2024-12-06 06:17:41,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 06:17:41,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:41,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:41,869 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 26 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:17:42,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:42,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 134 states and 228 transitions. [2024-12-06 06:17:42,962 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 228 transitions. [2024-12-06 06:17:42,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 06:17:42,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:42,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:42,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:43,350 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 06:17:45,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:45,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 138 states and 244 transitions. [2024-12-06 06:17:45,362 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 244 transitions. [2024-12-06 06:17:45,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 06:17:45,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:45,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:45,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:45,729 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 40 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:17:46,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:46,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 139 states and 245 transitions. [2024-12-06 06:17:46,421 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 245 transitions. [2024-12-06 06:17:46,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 06:17:46,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:46,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:46,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:46,450 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-06 06:17:46,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:46,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 139 states and 244 transitions. [2024-12-06 06:17:46,843 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 244 transitions. [2024-12-06 06:17:46,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 06:17:46,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:46,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:46,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:47,307 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 06:17:49,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:49,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 143 states and 260 transitions. [2024-12-06 06:17:49,327 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 260 transitions. [2024-12-06 06:17:49,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 06:17:49,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:49,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:49,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:49,701 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 57 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:17:50,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:50,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 144 states and 261 transitions. [2024-12-06 06:17:50,461 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 261 transitions. [2024-12-06 06:17:50,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 06:17:50,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:50,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:50,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:50,494 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-12-06 06:17:50,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:50,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 144 states and 260 transitions. [2024-12-06 06:17:50,929 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 260 transitions. [2024-12-06 06:17:50,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 06:17:50,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:50,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:50,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:51,755 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 06:17:54,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:54,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 148 states and 285 transitions. [2024-12-06 06:17:54,914 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 285 transitions. [2024-12-06 06:17:54,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 06:17:54,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:54,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:54,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:55,390 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 06:17:56,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:56,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 149 states and 289 transitions. [2024-12-06 06:17:56,338 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 289 transitions. [2024-12-06 06:17:56,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 06:17:56,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:56,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:56,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:56,775 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 77 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:17:57,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:57,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 150 states and 289 transitions. [2024-12-06 06:17:57,635 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 289 transitions. [2024-12-06 06:17:57,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 06:17:57,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:57,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:57,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:57,669 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-06 06:17:58,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:17:58,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 150 states and 288 transitions. [2024-12-06 06:17:58,194 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 288 transitions. [2024-12-06 06:17:58,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 06:17:58,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:17:58,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:17:58,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:17:58,890 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:18:01,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:01,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 154 states and 309 transitions. [2024-12-06 06:18:01,508 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 309 transitions. [2024-12-06 06:18:01,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 06:18:01,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:01,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:01,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:01,654 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:18:02,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:02,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 155 states and 313 transitions. [2024-12-06 06:18:02,376 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 313 transitions. [2024-12-06 06:18:02,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 06:18:02,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:02,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:02,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:02,972 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 06:18:04,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:04,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 158 states and 334 transitions. [2024-12-06 06:18:04,853 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 334 transitions. [2024-12-06 06:18:04,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 06:18:04,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:04,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:04,891 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-06 06:18:05,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:05,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 158 states and 333 transitions. [2024-12-06 06:18:05,521 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 333 transitions. [2024-12-06 06:18:05,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 06:18:05,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:05,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:05,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:05,702 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 06:18:07,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:07,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 161 states and 342 transitions. [2024-12-06 06:18:07,495 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 342 transitions. [2024-12-06 06:18:07,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 06:18:07,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:07,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:07,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:07,758 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 06:18:08,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:08,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 163 states and 352 transitions. [2024-12-06 06:18:08,481 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 352 transitions. [2024-12-06 06:18:08,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 06:18:08,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:08,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:08,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:08,529 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-06 06:18:09,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:09,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 163 states and 351 transitions. [2024-12-06 06:18:09,074 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 351 transitions. [2024-12-06 06:18:09,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 06:18:09,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:09,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:09,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:09,306 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 06:18:11,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:11,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 165 states and 354 transitions. [2024-12-06 06:18:11,077 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 354 transitions. [2024-12-06 06:18:11,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 06:18:11,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:11,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:11,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:11,372 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 06:18:12,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:12,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 167 states and 358 transitions. [2024-12-06 06:18:12,102 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 358 transitions. [2024-12-06 06:18:12,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 06:18:12,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:12,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:12,300 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 06:18:13,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:13,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 169 states and 363 transitions. [2024-12-06 06:18:13,018 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 363 transitions. [2024-12-06 06:18:13,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 06:18:13,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:13,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:13,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:13,054 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-06 06:18:13,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:13,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 169 states and 362 transitions. [2024-12-06 06:18:13,648 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 362 transitions. [2024-12-06 06:18:13,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 06:18:13,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:13,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:13,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:13,855 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 06:18:14,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:14,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 170 states and 362 transitions. [2024-12-06 06:18:14,639 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 362 transitions. [2024-12-06 06:18:14,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 06:18:14,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:14,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:14,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:14,879 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 06:18:16,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:16,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 172 states and 365 transitions. [2024-12-06 06:18:16,302 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 365 transitions. [2024-12-06 06:18:16,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 06:18:16,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:16,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:16,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:16,393 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 06:18:17,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:17,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 174 states and 373 transitions. [2024-12-06 06:18:17,692 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 373 transitions. [2024-12-06 06:18:17,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 06:18:17,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:17,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:17,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:17,787 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 06:18:18,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:18,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 175 states and 377 transitions. [2024-12-06 06:18:18,487 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 377 transitions. [2024-12-06 06:18:18,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 06:18:18,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:18,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:18,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:18,574 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 06:18:19,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:19,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 176 states and 381 transitions. [2024-12-06 06:18:19,254 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 381 transitions. [2024-12-06 06:18:19,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 06:18:19,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:19,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:19,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:19,327 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 06:18:20,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:20,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 177 states and 382 transitions. [2024-12-06 06:18:20,075 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 382 transitions. [2024-12-06 06:18:20,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 06:18:20,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:20,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:20,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:20,155 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 06:18:20,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:20,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 178 states and 382 transitions. [2024-12-06 06:18:20,755 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 382 transitions. [2024-12-06 06:18:20,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 06:18:20,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:20,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:20,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:20,831 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 06:18:21,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:21,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 179 states and 382 transitions. [2024-12-06 06:18:21,593 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 382 transitions. [2024-12-06 06:18:21,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 06:18:21,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:21,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:21,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:21,706 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 06:18:22,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:22,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 180 states and 384 transitions. [2024-12-06 06:18:22,363 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 384 transitions. [2024-12-06 06:18:22,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 06:18:22,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:22,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:22,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:22,434 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 06:18:23,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:23,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 181 states and 386 transitions. [2024-12-06 06:18:23,109 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 386 transitions. [2024-12-06 06:18:23,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 06:18:23,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:23,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:23,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:23,503 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:18:26,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:26,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 185 states and 406 transitions. [2024-12-06 06:18:26,290 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 406 transitions. [2024-12-06 06:18:26,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 06:18:26,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:26,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:26,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:26,863 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 100 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:18:27,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:27,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 186 states and 406 transitions. [2024-12-06 06:18:27,956 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 406 transitions. [2024-12-06 06:18:27,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 06:18:27,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:27,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:27,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:28,129 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:18:28,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:28,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 187 states and 408 transitions. [2024-12-06 06:18:28,893 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 408 transitions. [2024-12-06 06:18:28,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 06:18:28,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:28,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:28,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:29,043 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:18:30,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:30,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 189 states and 411 transitions. [2024-12-06 06:18:30,313 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 411 transitions. [2024-12-06 06:18:30,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 06:18:30,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:30,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:30,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:30,349 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-12-06 06:18:31,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:31,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 189 states and 410 transitions. [2024-12-06 06:18:31,072 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 410 transitions. [2024-12-06 06:18:31,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 06:18:31,073 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:31,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:31,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:31,226 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:18:32,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:32,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 190 states and 417 transitions. [2024-12-06 06:18:32,022 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 417 transitions. [2024-12-06 06:18:32,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 06:18:32,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:32,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:32,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:32,233 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 100 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:18:33,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:33,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 191 states and 417 transitions. [2024-12-06 06:18:33,028 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 417 transitions. [2024-12-06 06:18:33,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 06:18:33,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:33,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:33,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:33,062 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-12-06 06:18:33,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:33,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 191 states and 416 transitions. [2024-12-06 06:18:33,646 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 416 transitions. [2024-12-06 06:18:33,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 06:18:33,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:33,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:33,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:34,446 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 06:18:36,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:36,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 194 states and 437 transitions. [2024-12-06 06:18:36,901 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 437 transitions. [2024-12-06 06:18:36,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 06:18:36,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:36,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:37,121 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 06:18:38,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:38,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 197 states and 441 transitions. [2024-12-06 06:18:38,850 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 441 transitions. [2024-12-06 06:18:38,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 06:18:38,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:38,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:38,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:39,051 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 06:18:41,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:41,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 199 states and 444 transitions. [2024-12-06 06:18:41,109 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 444 transitions. [2024-12-06 06:18:41,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 06:18:41,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:41,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:41,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:41,325 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 06:18:42,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:42,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 201 states and 446 transitions. [2024-12-06 06:18:42,803 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 446 transitions. [2024-12-06 06:18:42,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 06:18:42,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:42,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:42,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:42,999 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 06:18:43,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:43,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 203 states and 448 transitions. [2024-12-06 06:18:43,925 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 448 transitions. [2024-12-06 06:18:43,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 06:18:43,925 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:43,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:43,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:43,963 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-12-06 06:18:44,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:44,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 203 states and 447 transitions. [2024-12-06 06:18:44,761 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 447 transitions. [2024-12-06 06:18:44,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 06:18:44,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:44,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:44,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:44,835 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-12-06 06:18:45,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:45,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 203 states and 446 transitions. [2024-12-06 06:18:45,515 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 446 transitions. [2024-12-06 06:18:45,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 06:18:45,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:45,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:45,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:46,491 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 06:18:48,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:48,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 205 states and 449 transitions. [2024-12-06 06:18:48,071 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 449 transitions. [2024-12-06 06:18:48,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 06:18:48,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:48,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:48,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:48,114 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-12-06 06:18:48,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:48,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 205 states and 448 transitions. [2024-12-06 06:18:48,846 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 448 transitions. [2024-12-06 06:18:48,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 06:18:48,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:48,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:48,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:49,667 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 06:18:53,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:53,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 213 states and 467 transitions. [2024-12-06 06:18:53,887 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 467 transitions. [2024-12-06 06:18:53,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 06:18:53,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:53,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:53,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:54,281 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 06:18:55,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:55,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 214 states and 468 transitions. [2024-12-06 06:18:55,307 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 468 transitions. [2024-12-06 06:18:55,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 06:18:55,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:55,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:55,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:55,397 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 06:18:56,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:56,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 215 states and 470 transitions. [2024-12-06 06:18:56,175 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 470 transitions. [2024-12-06 06:18:56,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 06:18:56,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:56,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:56,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:56,259 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 06:18:57,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:57,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 216 states and 475 transitions. [2024-12-06 06:18:57,160 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 475 transitions. [2024-12-06 06:18:57,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 06:18:57,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:57,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:57,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:57,240 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 06:18:58,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:58,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 217 states and 476 transitions. [2024-12-06 06:18:58,084 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 476 transitions. [2024-12-06 06:18:58,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 06:18:58,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:58,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:58,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:58,171 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 06:18:58,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:58,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 218 states and 476 transitions. [2024-12-06 06:18:58,607 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 476 transitions. [2024-12-06 06:18:58,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 06:18:58,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:58,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:58,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:58,692 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 06:18:59,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:18:59,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 219 states and 477 transitions. [2024-12-06 06:18:59,500 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 477 transitions. [2024-12-06 06:18:59,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 06:18:59,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:18:59,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:18:59,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:18:59,918 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 127 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:19:01,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:01,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 221 states and 478 transitions. [2024-12-06 06:19:01,482 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 478 transitions. [2024-12-06 06:19:01,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 06:19:01,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:01,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:01,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:01,531 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-12-06 06:19:02,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:02,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 221 states and 477 transitions. [2024-12-06 06:19:02,314 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 477 transitions. [2024-12-06 06:19:02,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 06:19:02,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:02,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:03,834 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 137 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:19:04,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:04,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 89 states and 92 transitions. [2024-12-06 06:19:04,501 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 92 transitions. [2024-12-06 06:19:04,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 06:19:04,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:04,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:04,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:05,701 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-12-06 06:19:16,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:16,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 88 states and 91 transitions. [2024-12-06 06:19:16,968 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 91 transitions. [2024-12-06 06:19:16,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 06:19:16,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:16,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:17,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:18,231 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 06:19:32,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:32,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 90 states and 95 transitions. [2024-12-06 06:19:32,026 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 95 transitions. [2024-12-06 06:19:32,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 06:19:32,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:32,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:32,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:32,651 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 06:19:49,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:49,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 89 states and 94 transitions. [2024-12-06 06:19:49,466 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 94 transitions. [2024-12-06 06:19:49,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 06:19:49,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:49,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:49,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:49,525 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-12-06 06:19:53,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:19:53,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 88 states and 93 transitions. [2024-12-06 06:19:53,033 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 93 transitions. [2024-12-06 06:19:53,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 06:19:53,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:19:53,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:19:53,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:19:57,014 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 108 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:20:08,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:20:08,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 87 states and 92 transitions. [2024-12-06 06:20:08,133 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 92 transitions. [2024-12-06 06:20:08,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 06:20:08,134 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:20:08,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:20:08,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:20:10,231 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-12-06 06:20:33,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:20:33,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 86 states and 91 transitions. [2024-12-06 06:20:33,809 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 91 transitions. [2024-12-06 06:20:33,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 06:20:33,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:20:33,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:20:33,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:20:34,941 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 06:21:02,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:02,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 85 states and 90 transitions. [2024-12-06 06:21:02,058 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 90 transitions. [2024-12-06 06:21:02,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 06:21:02,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:02,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:21:02,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:02,105 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 06:21:02,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:02,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 84 states and 89 transitions. [2024-12-06 06:21:02,132 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 89 transitions. [2024-12-06 06:21:02,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 06:21:02,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:02,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:21:02,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:03,269 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 06:21:05,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:05,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 83 states and 88 transitions. [2024-12-06 06:21:05,731 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 88 transitions. [2024-12-06 06:21:05,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 06:21:05,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:05,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:21:05,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:06,851 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-12-06 06:21:10,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:10,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 82 states and 87 transitions. [2024-12-06 06:21:10,696 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 87 transitions. [2024-12-06 06:21:10,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 06:21:10,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:10,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:21:10,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:12,928 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 06:21:20,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:20,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 81 states and 86 transitions. [2024-12-06 06:21:20,276 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 86 transitions. [2024-12-06 06:21:20,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 06:21:20,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:20,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:21:20,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:21:20,469 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 06:21:20,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:21:27,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:21:27,643 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 06:21:37,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 06:21:37,703 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 06:21:37,707 INFO L158 Benchmark]: Toolchain (without parser) took 262184.55ms. Allocated memory was 117.4MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 93.6MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 219.0MB. Max. memory is 16.1GB. [2024-12-06 06:21:37,707 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:21:37,708 INFO L158 Benchmark]: CACSL2BoogieTranslator took 204.99ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 82.2MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:21:37,708 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.72ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 80.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:21:37,708 INFO L158 Benchmark]: Boogie Preprocessor took 23.93ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 79.4MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:21:37,708 INFO L158 Benchmark]: RCFGBuilder took 437.90ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 56.1MB in the end (delta: 23.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 06:21:37,709 INFO L158 Benchmark]: CodeCheck took 261483.24ms. Allocated memory was 117.4MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 56.1MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 185.4MB. Max. memory is 16.1GB. [2024-12-06 06:21:37,710 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 0.24ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 204.99ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 82.2MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.72ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 80.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.93ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 79.4MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 437.90ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 56.1MB in the end (delta: 23.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 261483.24ms. Allocated memory was 117.4MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 56.1MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 185.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 06:21:37,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/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_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/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_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-regression/test27-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8b17e864f5b8145df67cb2b3dc045f82af33b1bd3c9c5e4c95275bcb385f71da --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:21:39,624 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:21:39,700 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-12-06 06:21:39,722 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:21:39,723 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:21:39,724 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:21:39,724 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:21:39,724 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:21:39,724 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 06:21:39,724 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:21:39,724 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:21:39,724 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 06:21:39,724 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 06:21:39,724 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 06:21:39,725 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:21:39,725 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 06:21:39,725 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 06:21:39,725 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 06:21:39,725 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 06:21:39,725 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:21:39,725 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:21:39,725 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:21:39,725 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:21:39,725 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:21:39,725 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:21:39,726 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:21:39,726 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 06:21:39,726 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:21:39,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:21:39,726 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:21:39,727 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:21:39,727 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 06:21:39,727 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:21:39,727 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 06:21:39,727 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_81d57b93-34db-4125-9f60-733fa29a3d38/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b17e864f5b8145df67cb2b3dc045f82af33b1bd3c9c5e4c95275bcb385f71da [2024-12-06 06:21:39,956 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:21:39,963 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:21:39,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:21:39,966 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:21:39,966 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:21:39,967 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/ldv-regression/test27-2.c [2024-12-06 06:21:42,626 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/data/43507c12e/1198b9f4c1654833a07eba90b4b48bf5/FLAG72865c2e3 [2024-12-06 06:21:42,801 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:21:42,802 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/sv-benchmarks/c/ldv-regression/test27-2.c [2024-12-06 06:21:42,809 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/data/43507c12e/1198b9f4c1654833a07eba90b4b48bf5/FLAG72865c2e3 [2024-12-06 06:21:43,176 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/data/43507c12e/1198b9f4c1654833a07eba90b4b48bf5 [2024-12-06 06:21:43,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:21:43,180 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:21:43,180 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:21:43,181 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:21:43,184 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:21:43,185 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:21:43" (1/1) ... [2024-12-06 06:21:43,185 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57eb4765 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:21:43, skipping insertion in model container [2024-12-06 06:21:43,185 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:21:43" (1/1) ... [2024-12-06 06:21:43,195 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:21:43,312 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:21:43,324 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:21:43,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:21:43,355 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:21:43,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:21:43 WrapperNode [2024-12-06 06:21:43,355 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:21:43,356 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:21:43,356 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:21:43,356 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:21:43,362 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:21:43" (1/1) ... [2024-12-06 06:21:43,369 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:21:43" (1/1) ... [2024-12-06 06:21:43,387 INFO L138 Inliner]: procedures = 18, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 115 [2024-12-06 06:21:43,388 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:21:43,388 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:21:43,388 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:21:43,388 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:21:43,393 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:21:43" (1/1) ... [2024-12-06 06:21:43,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:21:43" (1/1) ... [2024-12-06 06:21:43,397 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:21:43" (1/1) ... [2024-12-06 06:21:43,397 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:21:43" (1/1) ... [2024-12-06 06:21:43,406 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:21:43" (1/1) ... [2024-12-06 06:21:43,407 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:21:43" (1/1) ... [2024-12-06 06:21:43,410 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:21:43" (1/1) ... [2024-12-06 06:21:43,411 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:21:43" (1/1) ... [2024-12-06 06:21:43,412 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:21:43" (1/1) ... [2024-12-06 06:21:43,415 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:21:43,416 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:21:43,416 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:21:43,416 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:21:43,417 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:21:43" (1/1) ... [2024-12-06 06:21:43,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:21:43,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:21:43,443 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:21:43,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:21:43,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 06:21:43,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:21:43,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 06:21:43,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 06:21:43,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 06:21:43,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 06:21:43,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:21:43,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:21:43,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 06:21:43,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 06:21:43,530 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:21:43,532 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:21:43,951 INFO L? ?]: Removed 98 outVars from TransFormulas that were not future-live. [2024-12-06 06:21:43,951 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:21:44,000 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:21:44,000 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 06:21:44,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:21:44 BoogieIcfgContainer [2024-12-06 06:21:44,001 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:21:44,002 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:21:44,002 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:21:44,012 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:21:44,012 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:21:44" (1/1) ... [2024-12-06 06:21:44,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:21:44,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:44,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 67 states and 72 transitions. [2024-12-06 06:21:44,059 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2024-12-06 06:21:44,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 06:21:44,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:44,061 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:21:44,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:21:44,063 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:21:44,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 06:21:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:44,148 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:21:44,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:44,175 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 06:21:44,179 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:21:44,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 7 [2024-12-06 06:21:44,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:44,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:44,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,289 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:44,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,296 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:44,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:44,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:44,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:44,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,354 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:44,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,360 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:44,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:44,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,377 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:44,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,411 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:44,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,421 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:44,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-12-06 06:21:44,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:44,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,483 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:44,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:44,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,511 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:44,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:44,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,530 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:44,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,545 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:44,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,552 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:44,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,560 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:44,571 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 06:21:44,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 06:21:44,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:44,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 69 states and 76 transitions. [2024-12-06 06:21:44,639 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 76 transitions. [2024-12-06 06:21:44,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 06:21:44,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:44,640 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:21:44,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:21:44,642 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:21:44,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 06:21:44,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:44,714 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:21:44,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:44,733 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 06:21:44,735 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:21:44,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 5 [2024-12-06 06:21:44,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,770 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:44,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,779 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:44,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,793 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:44,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,805 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:44,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,820 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:44,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:44,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:44,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,874 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:44,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-12-06 06:21:44,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,918 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:44,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:44,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:44,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:44,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,973 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:44,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:44,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,989 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:44,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:44,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:45,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,007 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:45,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,012 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:45,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:45,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:45,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:45,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,052 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:45,078 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 06:21:45,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 06:21:45,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:45,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 71 states and 79 transitions. [2024-12-06 06:21:45,220 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 79 transitions. [2024-12-06 06:21:45,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:21:45,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:45,220 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:21:45,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:21:45,222 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:21:45,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 06:21:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:45,300 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:21:45,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:45,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 06:21:45,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:21:45,333 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-12-06 06:21:45,335 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-12-06 06:21:45,352 INFO L349 Elim1Store]: treesize reduction 19, result has 26.9 percent of original size [2024-12-06 06:21:45,352 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 15 [2024-12-06 06:21:45,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,366 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2024-12-06 06:21:45,366 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2024-12-06 06:21:45,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,393 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2024-12-06 06:21:45,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2024-12-06 06:21:45,395 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-12-06 06:21:45,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,404 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2024-12-06 06:21:45,404 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2024-12-06 06:21:45,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,414 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2024-12-06 06:21:45,414 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 1 [2024-12-06 06:21:45,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,438 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2024-12-06 06:21:45,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2024-12-06 06:21:45,440 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-12-06 06:21:45,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,464 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2024-12-06 06:21:45,464 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2024-12-06 06:21:45,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,474 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2024-12-06 06:21:45,474 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2024-12-06 06:21:45,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,484 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2024-12-06 06:21:45,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 1 [2024-12-06 06:21:45,486 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-12-06 06:21:45,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,512 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2024-12-06 06:21:45,512 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 1 [2024-12-06 06:21:45,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,535 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2024-12-06 06:21:45,535 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2024-12-06 06:21:45,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,568 INFO L349 Elim1Store]: treesize reduction 17, result has 5.6 percent of original size [2024-12-06 06:21:45,569 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 1 [2024-12-06 06:21:45,587 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 06:21:45,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 06:21:45,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:45,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 72 states and 81 transitions. [2024-12-06 06:21:45,794 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 81 transitions. [2024-12-06 06:21:45,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 06:21:45,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:45,794 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:21:45,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:21:45,796 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:21:45,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 06:21:45,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:45,906 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:21:45,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:45,934 INFO L256 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 06:21:45,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:21:45,973 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 5 [2024-12-06 06:21:45,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,987 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:45,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:45,999 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:46,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:46,009 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:46,014 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:46,019 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:46,026 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:46,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:46,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:46,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:46,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:46,046 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:46,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:46,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:46,063 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:46,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:46,073 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:46,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:46,082 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:46,129 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 06:21:46,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 06:21:46,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:46,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 75 states and 86 transitions. [2024-12-06 06:21:46,577 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 86 transitions. [2024-12-06 06:21:46,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 06:21:46,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:46,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:21:46,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:21:46,579 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:21:46,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 06:21:46,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:46,656 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:21:46,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:46,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:21:46,684 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:21:46,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:21:46,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 06:21:46,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:46,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 75 states and 85 transitions. [2024-12-06 06:21:46,841 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 85 transitions. [2024-12-06 06:21:46,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 06:21:46,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:46,842 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:21:46,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:21:46,844 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:21:46,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 06:21:46,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:46,932 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:21:46,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:46,955 INFO L256 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 06:21:46,957 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:21:46,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 5 [2024-12-06 06:21:46,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:46,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:46,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:46,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:47,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:47,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:47,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:47,017 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:47,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:47,022 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:47,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:47,033 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:47,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:47,043 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:47,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:47,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:47,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:47,070 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:47,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:47,075 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:47,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:47,082 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:47,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:47,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:47,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:47,105 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:47,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:47,112 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:47,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:47,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:47,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:47,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:47,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:47,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:47,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:47,150 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:47,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:47,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-12-06 06:21:47,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:47,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:47,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:47,199 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:47,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:47,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:47,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:47,223 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:47,290 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 06:21:47,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 06:21:47,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:47,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 78 states and 90 transitions. [2024-12-06 06:21:47,702 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 90 transitions. [2024-12-06 06:21:47,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:21:47,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:47,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:21:47,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:21:47,704 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:21:47,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 06:21:47,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:47,786 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:21:47,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:47,816 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:21:47,817 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:21:47,824 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:21:47,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 06:21:48,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:48,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 78 states and 89 transitions. [2024-12-06 06:21:48,003 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 89 transitions. [2024-12-06 06:21:48,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:21:48,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:48,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:21:48,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:21:48,005 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:21:48,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 06:21:48,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:48,147 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:21:48,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:48,181 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:21:48,183 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:21:48,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-12-06 06:21:48,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:21:48,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:21:48,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:48,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-12-06 06:21:48,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:48,255 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:48,264 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-12-06 06:21:48,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:21:48,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:21:48,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:48,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-12-06 06:21:48,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:48,305 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:48,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:48,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:48,317 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:48,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:48,324 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:48,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:48,331 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:48,357 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:21:48,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:21:48,365 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:48,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:48,371 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:48,387 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:21:48,667 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 06:21:48,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 06:21:49,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:49,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 81 states and 95 transitions. [2024-12-06 06:21:49,545 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 95 transitions. [2024-12-06 06:21:49,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 06:21:49,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:49,545 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:21:49,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:21:49,547 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:21:49,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 06:21:49,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:49,620 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:21:49,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:49,650 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:21:49,650 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:21:49,661 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 06:21:49,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 06:21:49,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:49,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 81 states and 94 transitions. [2024-12-06 06:21:49,869 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 94 transitions. [2024-12-06 06:21:49,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 06:21:49,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:49,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:21:49,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:21:49,871 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:21:49,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 06:21:49,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:49,965 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:21:49,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:49,998 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 06:21:49,999 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:21:50,014 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 5 [2024-12-06 06:21:50,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,023 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:50,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:50,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,034 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:50,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,042 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:50,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,046 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:50,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,070 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-12-06 06:21:50,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,082 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:50,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,090 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:50,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,103 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:50,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,116 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:50,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,126 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:50,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,134 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:50,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,144 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:50,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:50,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,157 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:50,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,164 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:50,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,168 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:50,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:50,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:50,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,194 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:50,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:50,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,219 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:50,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:50,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:50,333 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:21:50,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 06:21:50,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:50,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 84 states and 99 transitions. [2024-12-06 06:21:50,991 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 99 transitions. [2024-12-06 06:21:50,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 06:21:50,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:50,991 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:21:50,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:21:50,992 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:21:50,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 06:21:51,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:51,086 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:21:51,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:51,111 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:21:51,112 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:21:51,123 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 06:21:51,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 06:21:51,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:51,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 84 states and 98 transitions. [2024-12-06 06:21:51,320 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 98 transitions. [2024-12-06 06:21:51,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 06:21:51,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:51,320 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:21:51,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:21:51,322 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:21:51,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 06:21:51,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:51,470 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:21:51,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:51,506 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:21:51,508 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:21:51,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:51,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-12-06 06:21:51,537 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-12-06 06:21:51,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-12-06 06:21:51,558 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:21:51,572 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:21:51,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:51,582 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:51,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-12-06 06:21:51,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:21:51,612 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:21:51,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:51,623 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:51,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:51,631 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:51,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:51,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:51,639 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:51,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:21:51,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:51,664 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:51,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:21:51,935 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 06:21:51,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 06:21:52,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:52,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 88 states and 105 transitions. [2024-12-06 06:21:52,943 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 105 transitions. [2024-12-06 06:21:52,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 06:21:52,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:52,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:21:52,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:21:52,945 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:21:52,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 06:21:53,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:53,041 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:21:53,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:53,070 INFO L256 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:21:53,071 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:21:53,086 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-06 06:21:53,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 06:21:53,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:53,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 88 states and 104 transitions. [2024-12-06 06:21:53,331 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 104 transitions. [2024-12-06 06:21:53,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 06:21:53,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:53,332 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:21:53,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:21:53,333 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:21:53,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 06:21:53,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:53,473 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:21:53,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:53,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 06:21:53,509 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:21:53,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-12-06 06:21:53,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,525 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:53,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:53,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,535 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:53,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,543 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:53,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,554 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:53,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,569 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:53,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,576 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:53,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,581 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:53,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:53,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,589 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:53,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,595 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:53,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:53,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:53,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:53,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,636 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:53,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,658 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-12-06 06:21:53,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:53,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:53,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:53,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,687 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:53,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,692 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:53,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,704 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:53,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:53,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:53,821 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:21:53,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 06:21:54,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:54,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 91 states and 109 transitions. [2024-12-06 06:21:54,548 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 109 transitions. [2024-12-06 06:21:54,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 06:21:54,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:54,549 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:21:54,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:21:54,550 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:21:54,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 06:21:54,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:54,663 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:21:54,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:54,694 INFO L256 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:21:54,694 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:21:54,706 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-06 06:21:54,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 06:21:54,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:54,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 91 states and 108 transitions. [2024-12-06 06:21:54,889 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 108 transitions. [2024-12-06 06:21:54,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 06:21:54,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:54,889 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:21:54,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:21:54,891 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:21:54,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 06:21:55,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:55,079 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:21:55,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:55,119 INFO L256 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 06:21:55,121 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:21:55,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:55,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-12-06 06:21:55,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:55,154 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:55,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:55,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:55,162 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:55,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:55,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-12-06 06:21:55,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:55,188 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:55,206 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:21:55,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:21:55,213 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:55,230 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:21:55,230 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:21:55,237 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:55,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:55,251 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-12-06 06:21:55,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:55,260 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:55,278 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:21:55,278 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:21:55,285 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:55,305 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:21:55,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:21:55,312 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:55,333 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:21:55,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:21:55,340 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:55,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:55,347 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:55,364 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:21:55,364 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:21:55,372 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:55,751 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 06:21:55,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 06:21:57,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:57,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 95 states and 115 transitions. [2024-12-06 06:21:57,064 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 115 transitions. [2024-12-06 06:21:57,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 06:21:57,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:57,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:21:57,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:21:57,066 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:21:57,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 06:21:57,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:57,190 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:21:57,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:57,235 INFO L256 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:21:57,236 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:21:57,257 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-06 06:21:57,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 06:21:57,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:57,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 95 states and 114 transitions. [2024-12-06 06:21:57,593 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 114 transitions. [2024-12-06 06:21:57,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 06:21:57,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:57,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:21:57,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:21:57,594 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:21:57,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 06:21:57,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:57,778 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:21:57,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:57,820 INFO L256 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 06:21:57,821 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:21:57,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 5 [2024-12-06 06:21:57,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:57,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:57,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:57,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-12-06 06:21:57,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:57,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:57,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:57,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:57,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:57,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:57,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:57,905 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:57,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:57,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:57,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:57,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:57,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:57,920 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:57,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:57,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:57,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:57,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:57,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:57,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:57,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:57,953 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:57,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:57,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:57,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:57,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:57,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:57,971 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:57,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:57,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:57,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:57,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:57,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:57,992 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:57,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:57,997 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:21:58,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:58,003 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:58,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:58,015 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:21:58,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:58,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:21:58,182 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:21:58,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 06:21:59,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:59,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 98 states and 119 transitions. [2024-12-06 06:21:59,036 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 119 transitions. [2024-12-06 06:21:59,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 06:21:59,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:59,037 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:21:59,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:21:59,038 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:21:59,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 06:21:59,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:59,222 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:21:59,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:59,273 INFO L256 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:21:59,273 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:21:59,292 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-06 06:21:59,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 06:21:59,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:21:59,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 98 states and 118 transitions. [2024-12-06 06:21:59,554 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 118 transitions. [2024-12-06 06:21:59,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 06:21:59,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:21:59,554 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:21:59,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:21:59,556 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:21:59,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 06:21:59,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:59,824 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:21:59,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:21:59,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 06:21:59,869 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:21:59,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:59,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-12-06 06:21:59,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:59,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:59,908 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:59,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:59,920 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-12-06 06:21:59,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:59,930 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:59,946 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:21:59,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:59,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-12-06 06:21:59,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:21:59,973 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:21:59,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-12-06 06:21:59,989 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:21:59,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:00,000 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:00,014 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:00,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:00,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:00,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:00,066 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-12-06 06:22:00,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:00,075 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:00,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-12-06 06:22:00,091 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:00,499 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 06:22:00,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 06:22:01,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:01,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 102 states and 125 transitions. [2024-12-06 06:22:01,931 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 125 transitions. [2024-12-06 06:22:01,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 06:22:01,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:01,932 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:01,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:01,933 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:01,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 06:22:02,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:02,099 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:02,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:02,138 INFO L256 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:22:02,139 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:02,166 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-06 06:22:02,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 06:22:02,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:02,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 102 states and 124 transitions. [2024-12-06 06:22:02,559 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 124 transitions. [2024-12-06 06:22:02,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 06:22:02,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:02,559 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:02,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:02,561 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:02,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 06:22:02,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:02,782 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:02,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:02,833 INFO L256 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 06:22:02,834 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:02,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-12-06 06:22:02,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:02,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:02,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:02,859 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:02,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:02,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:02,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:02,879 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:02,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:02,883 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:02,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:02,893 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:02,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:02,906 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:02,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:02,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:02,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:02,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:02,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:02,940 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:02,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:02,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-12-06 06:22:02,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:02,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:02,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:02,989 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:02,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:02,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:02,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:02,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:03,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:03,005 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:03,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:03,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:03,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:03,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:03,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:03,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:03,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:03,026 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:03,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:03,036 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:03,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:03,043 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:03,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:03,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:03,248 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:22:03,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 06:22:04,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:04,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 105 states and 129 transitions. [2024-12-06 06:22:04,265 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 129 transitions. [2024-12-06 06:22:04,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 06:22:04,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:04,265 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:04,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:04,266 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:04,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 06:22:04,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:04,468 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:04,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:04,519 INFO L256 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:22:04,520 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:04,543 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-12-06 06:22:04,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 06:22:04,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:04,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 105 states and 128 transitions. [2024-12-06 06:22:04,853 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 128 transitions. [2024-12-06 06:22:04,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 06:22:04,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:04,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:04,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:04,855 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:04,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 06:22:05,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:05,195 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:05,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:05,252 INFO L256 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 06:22:05,254 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:05,278 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:22:05,278 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:05,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:05,296 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:05,315 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:22:05,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:05,323 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:05,344 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:22:05,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:05,352 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:05,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:05,357 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:05,378 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:22:05,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:05,386 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:05,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:05,394 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:05,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:05,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:05,404 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:05,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:05,410 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:05,441 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:22:05,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:05,452 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:05,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:05,459 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:05,484 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:22:05,485 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:05,494 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:06,175 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 06:22:06,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 06:22:07,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:07,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 109 states and 135 transitions. [2024-12-06 06:22:07,922 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 135 transitions. [2024-12-06 06:22:07,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 06:22:07,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:07,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:07,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:07,924 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:07,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 06:22:08,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:08,144 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:08,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:08,199 INFO L256 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:22:08,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:08,228 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-06 06:22:08,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 06:22:08,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:08,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 109 states and 134 transitions. [2024-12-06 06:22:08,625 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 134 transitions. [2024-12-06 06:22:08,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 06:22:08,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:08,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:08,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:08,627 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:08,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 06:22:08,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:08,924 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:08,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:08,989 INFO L256 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 06:22:08,990 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:08,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-12-06 06:22:09,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:09,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:09,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:09,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,027 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:09,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,039 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:09,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,052 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:09,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:09,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,064 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:09,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,076 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:09,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:09,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:09,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,096 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:09,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,109 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:09,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,123 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:09,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-12-06 06:22:09,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,155 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:09,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,162 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:09,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,176 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:09,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:09,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:09,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,194 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:09,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,199 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:09,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:09,205 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:09,464 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:22:09,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 06:22:10,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:10,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 112 states and 139 transitions. [2024-12-06 06:22:10,592 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 139 transitions. [2024-12-06 06:22:10,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 06:22:10,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:10,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:10,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:10,594 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:10,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 06:22:10,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:10,835 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:10,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:10,890 INFO L256 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:22:10,890 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:10,918 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-06 06:22:10,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 06:22:11,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:11,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 112 states and 138 transitions. [2024-12-06 06:22:11,293 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 138 transitions. [2024-12-06 06:22:11,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 06:22:11,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:11,293 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:11,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:11,295 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:11,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 06:22:11,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:11,769 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:11,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:11,830 INFO L256 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 06:22:11,832 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:11,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:11,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-12-06 06:22:11,875 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:11,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:11,893 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-12-06 06:22:11,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:11,908 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:11,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:11,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-12-06 06:22:11,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:11,932 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:11,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:11,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:11,941 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:11,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:11,947 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:11,959 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:11,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-12-06 06:22:11,975 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:11,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:11,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-12-06 06:22:12,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:12,000 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:12,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:12,037 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:22:12,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:12,044 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:12,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:12,048 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:12,652 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 06:22:12,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 06:22:14,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:14,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 116 states and 145 transitions. [2024-12-06 06:22:14,579 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 145 transitions. [2024-12-06 06:22:14,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 06:22:14,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:14,579 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:14,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:14,580 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:14,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 06:22:14,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:14,864 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:14,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:14,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:22:14,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:14,950 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-12-06 06:22:14,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 06:22:15,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:15,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 116 states and 144 transitions. [2024-12-06 06:22:15,406 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 144 transitions. [2024-12-06 06:22:15,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 06:22:15,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:15,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:15,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:15,408 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:15,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 06:22:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:15,742 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:15,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:15,806 INFO L256 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 06:22:15,807 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:15,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-12-06 06:22:15,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:15,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:15,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:15,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:15,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:15,842 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:15,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:15,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:15,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:15,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:15,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:15,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:15,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:15,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:15,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:15,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:15,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:15,887 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:15,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:15,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:15,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:15,899 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:15,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:15,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:15,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:15,912 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:15,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:15,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:15,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:15,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:15,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:15,931 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:15,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:15,943 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:15,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:15,952 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:15,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:15,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:15,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:15,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:15,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:15,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:16,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:16,003 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-12-06 06:22:16,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:16,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:16,263 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:22:16,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 06:22:17,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:17,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 119 states and 149 transitions. [2024-12-06 06:22:17,621 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 149 transitions. [2024-12-06 06:22:17,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 06:22:17,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:17,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:17,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:17,623 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:17,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 06:22:17,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:17,897 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:17,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:17,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:22:17,952 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:17,986 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-12-06 06:22:17,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 06:22:18,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:18,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 119 states and 148 transitions. [2024-12-06 06:22:18,386 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 148 transitions. [2024-12-06 06:22:18,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 06:22:18,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:18,392 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:18,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:18,393 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:18,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 06:22:18,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:18,977 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:19,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:19,050 INFO L256 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 06:22:19,053 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:19,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:19,094 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:22:19,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:19,102 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:19,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:19,108 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:19,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:19,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:19,119 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:19,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:19,125 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:19,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:19,132 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:19,154 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:22:19,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:19,162 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:19,185 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:22:19,185 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:19,193 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:19,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:19,209 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-12-06 06:22:19,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:19,220 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:19,243 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:22:19,243 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:19,252 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:19,273 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:22:19,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:19,281 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:19,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:19,296 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-12-06 06:22:19,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:19,306 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:19,963 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 06:22:19,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 06:22:22,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:22,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 123 states and 155 transitions. [2024-12-06 06:22:22,225 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 155 transitions. [2024-12-06 06:22:22,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 06:22:22,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:22,225 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:22,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:22,227 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:22,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 06:22:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:22,558 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:22,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:22,622 INFO L256 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:22:22,622 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:22,667 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-06 06:22:22,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 06:22:23,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:23,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 123 states and 154 transitions. [2024-12-06 06:22:23,186 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 154 transitions. [2024-12-06 06:22:23,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 06:22:23,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:23,186 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:23,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:23,188 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:23,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 06:22:23,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:23,592 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:23,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:23,659 INFO L256 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-06 06:22:23,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:23,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 5 [2024-12-06 06:22:23,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:23,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,691 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:23,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,703 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:23,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,718 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:23,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,742 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-12-06 06:22:23,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,748 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:23,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:23,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,763 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:23,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,768 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:23,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:23,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:23,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:23,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:23,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:23,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,813 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:23,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,826 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:23,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:23,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:23,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,844 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:23,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:23,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:23,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,868 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:23,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:23,875 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:24,196 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:22:24,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 06:22:25,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:25,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 126 states and 159 transitions. [2024-12-06 06:22:25,909 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2024-12-06 06:22:25,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 06:22:25,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:25,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:25,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:25,910 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:25,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 06:22:26,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:26,302 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:26,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:26,375 INFO L256 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:22:26,375 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:26,426 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-12-06 06:22:26,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 06:22:26,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:26,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 126 states and 158 transitions. [2024-12-06 06:22:26,910 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 158 transitions. [2024-12-06 06:22:26,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 06:22:26,911 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:26,911 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:26,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:26,912 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:26,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 06:22:27,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:27,654 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:27,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:27,731 INFO L256 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-06 06:22:27,733 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:27,759 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:22:27,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:27,770 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-12-06 06:22:27,792 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:22:27,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:27,800 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:27,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:27,807 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:27,831 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:22:27,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:27,839 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:27,861 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:22:27,862 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:27,870 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:27,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:27,876 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:27,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:27,885 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:27,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:27,900 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2024-12-06 06:22:27,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:27,907 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:27,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:27,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:27,917 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:27,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:27,926 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:27,949 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:22:27,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:27,958 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:27,980 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:22:27,980 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2024-12-06 06:22:27,989 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 06:22:28,768 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 06:22:28,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 06:22:31,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:31,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 130 states and 165 transitions. [2024-12-06 06:22:31,378 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 165 transitions. [2024-12-06 06:22:31,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 06:22:31,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:31,378 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:31,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:31,380 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:31,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 06:22:31,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:31,790 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:31,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:31,854 INFO L256 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:22:31,855 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:31,897 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-12-06 06:22:31,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 06:22:32,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:32,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 130 states and 164 transitions. [2024-12-06 06:22:32,477 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 164 transitions. [2024-12-06 06:22:32,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-06 06:22:32,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:32,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:32,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:32,479 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:32,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 06:22:32,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:32,935 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:32,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:33,002 INFO L256 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 06:22:33,003 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:33,022 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 5 [2024-12-06 06:22:33,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:33,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,043 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:33,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,050 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:33,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,055 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:33,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:33,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,071 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:33,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,075 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:33,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:33,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,094 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:33,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,100 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:33,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,107 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:33,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,117 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:33,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,128 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:33,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,141 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:33,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,148 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:33,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,169 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-12-06 06:22:33,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:33,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:33,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:33,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:33,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,219 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:33,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,227 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:33,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:33,232 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:33,555 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:22:33,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 06:22:35,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:35,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 133 states and 169 transitions. [2024-12-06 06:22:35,371 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 169 transitions. [2024-12-06 06:22:35,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 06:22:35,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:35,372 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:35,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:35,373 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:35,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 06:22:35,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:35,826 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:35,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:35,903 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:22:35,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:35,957 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-12-06 06:22:35,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 06:22:36,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:36,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 133 states and 168 transitions. [2024-12-06 06:22:36,475 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 168 transitions. [2024-12-06 06:22:36,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 06:22:36,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:36,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:36,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:36,477 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:36,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 06:22:37,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:37,242 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:37,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:37,319 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-06 06:22:37,321 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:37,344 INFO L349 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2024-12-06 06:22:37,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 11 [2024-12-06 06:22:37,364 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2024-12-06 06:22:37,364 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 1 [2024-12-06 06:22:37,380 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2024-12-06 06:22:37,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 1 [2024-12-06 06:22:37,391 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2024-12-06 06:22:37,391 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 1 [2024-12-06 06:22:37,402 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2024-12-06 06:22:37,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 1 [2024-12-06 06:22:37,419 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2024-12-06 06:22:37,419 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 1 [2024-12-06 06:22:37,435 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2024-12-06 06:22:37,435 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 1 [2024-12-06 06:22:37,450 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2024-12-06 06:22:37,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 1 [2024-12-06 06:22:37,471 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2024-12-06 06:22:37,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 1 [2024-12-06 06:22:37,487 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2024-12-06 06:22:37,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 1 [2024-12-06 06:22:37,502 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2024-12-06 06:22:37,503 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 1 [2024-12-06 06:22:37,523 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2024-12-06 06:22:37,524 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 1 [2024-12-06 06:22:39,961 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 06:22:39,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 06:22:44,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:44,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 136 states and 174 transitions. [2024-12-06 06:22:44,001 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 174 transitions. [2024-12-06 06:22:44,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 06:22:44,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:44,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:44,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:44,003 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:44,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 06:22:44,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:44,478 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:44,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:44,565 INFO L256 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:22:44,566 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:44,616 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-12-06 06:22:44,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-06 06:22:45,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:45,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 136 states and 173 transitions. [2024-12-06 06:22:45,203 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 173 transitions. [2024-12-06 06:22:45,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 06:22:45,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:45,203 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:45,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:45,204 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:45,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 06:22:45,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:45,808 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:45,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:45,884 INFO L256 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-06 06:22:45,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:45,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 5 [2024-12-06 06:22:45,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:45,905 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:45,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:45,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:45,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:45,918 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:45,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:45,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:45,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:45,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:45,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:45,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:45,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:45,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:45,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:45,971 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:45,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:45,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:45,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:45,987 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:45,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:45,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:46,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:46,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-12-06 06:22:46,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:46,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:46,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:46,046 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:46,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:46,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:46,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:46,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:46,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:46,086 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:46,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:46,097 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:46,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:46,103 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:46,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:46,112 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:46,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:46,124 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:46,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:46,130 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:46,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:46,137 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:46,657 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:22:46,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-06 06:22:47,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:47,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 91 states and 95 transitions. [2024-12-06 06:22:47,903 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 95 transitions. [2024-12-06 06:22:47,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 06:22:47,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:47,903 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:47,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:47,904 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:47,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-06 06:22:48,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:48,408 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:48,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:48,497 INFO L256 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 06:22:48,498 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:48,566 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-12-06 06:22:48,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-06 06:22:48,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:48,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 90 states and 94 transitions. [2024-12-06 06:22:48,613 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 94 transitions. [2024-12-06 06:22:48,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 06:22:48,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:48,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:48,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:48,614 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:48,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-06 06:22:49,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:49,519 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:49,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:49,604 INFO L256 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 06:22:49,605 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:49,613 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-12-06 06:22:49,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,624 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:49,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:49,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:49,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:49,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,662 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:49,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,680 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:49,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:49,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,705 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:49,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,712 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:49,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2024-12-06 06:22:49,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,750 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:49,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,765 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:49,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:49,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,778 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:49,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,785 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:49,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:49,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:49,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:49,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2024-12-06 06:22:49,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:49,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:49,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,829 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2024-12-06 06:22:49,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:22:49,836 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2024-12-06 06:22:50,475 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 06:22:50,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-06 06:22:53,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:22:53,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 89 states and 93 transitions. [2024-12-06 06:22:53,497 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 93 transitions. [2024-12-06 06:22:53,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 06:22:53,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:22:53,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:22:53,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:22:53,498 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:22:53,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-06 06:22:55,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:55,302 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:22:55,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:22:55,405 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 06:22:55,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:22:55,414 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-12-06 06:22:57,119 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 06:22:57,120 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2024-12-06 06:22:57,141 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 06:22:57,142 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-12-06 06:23:25,577 WARN L286 SmtUtils]: Spent 20.08s on a formula simplification that was a NOOP. DAG size: 52 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:23:25,579 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 06:23:25,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-06 06:31:03,203 WARN L286 SmtUtils]: Spent 20.10s on a formula simplification that was a NOOP. DAG size: 53 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-06 06:31:13,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 06:31:14,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 06:31:14,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:31:14,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 91 states and 98 transitions. [2024-12-06 06:31:14,499 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 98 transitions. [2024-12-06 06:31:14,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 06:31:14,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:31:14,499 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:31:14,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:31:14,501 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:31:14,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-06 06:31:15,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:31:15,598 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:31:15,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:31:15,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 06:31:15,726 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:31:15,729 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-12-06 06:31:15,821 INFO L349 Elim1Store]: treesize reduction 54, result has 21.7 percent of original size [2024-12-06 06:31:15,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 26 [2024-12-06 06:31:15,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 06:31:15,970 INFO L349 Elim1Store]: treesize reduction 68, result has 1.4 percent of original size [2024-12-06 06:31:15,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 1 [2024-12-06 06:31:16,029 INFO L349 Elim1Store]: treesize reduction 68, result has 1.4 percent of original size [2024-12-06 06:31:16,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 1 [2024-12-06 06:31:16,093 INFO L349 Elim1Store]: treesize reduction 68, result has 1.4 percent of original size [2024-12-06 06:31:16,093 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 1 [2024-12-06 06:31:18,959 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-12-06 06:31:18,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Forceful destruction successful, exit code 0 [2024-12-06 06:31:24,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:31:24,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 90 states and 97 transitions. [2024-12-06 06:31:24,591 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 97 transitions. [2024-12-06 06:31:24,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 06:31:24,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:31:24,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:31:24,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:31:24,594 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:31:24,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81d57b93-34db-4125-9f60-733fa29a3d38/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-06 06:31:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:31:27,034 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:31:27,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:31:27,172 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-06 06:31:27,175 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:31:27,183 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful