./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label48.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200316fc-a164-444d-bbba-51481de719a4/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200316fc-a164-444d-bbba-51481de719a4/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_200316fc-a164-444d-bbba-51481de719a4/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200316fc-a164-444d-bbba-51481de719a4/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label48.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200316fc-a164-444d-bbba-51481de719a4/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200316fc-a164-444d-bbba-51481de719a4/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8261a53c19f43c038d6c9bf7efdae8a565c27af3d0b11334f16494326c28bf76 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:31:41,168 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:31:41,223 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200316fc-a164-444d-bbba-51481de719a4/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:31:41,227 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:31:41,227 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:31:41,247 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:31:41,248 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:31:41,248 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:31:41,248 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:31:41,249 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:31:41,249 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:31:41,249 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:31:41,249 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:31:41,249 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:31:41,249 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:31:41,249 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:31:41,249 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:31:41,249 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:31:41,249 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:31:41,250 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:31:41,250 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:31:41,250 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:31:41,250 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:31:41,250 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:31:41,250 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:31:41,250 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:31:41,250 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:31:41,250 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:31:41,250 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:31:41,251 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:31:41,251 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:31:41,251 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:31:41,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:31:41,251 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_200316fc-a164-444d-bbba-51481de719a4/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8261a53c19f43c038d6c9bf7efdae8a565c27af3d0b11334f16494326c28bf76 [2024-12-05 23:31:41,499 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:31:41,507 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:31:41,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:31:41,510 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:31:41,511 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:31:41,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200316fc-a164-444d-bbba-51481de719a4/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/eca-rers2012/Problem14_label48.c [2024-12-05 23:31:44,164 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200316fc-a164-444d-bbba-51481de719a4/bin/ukojak-verify-CZk0znPC7b/data/24aaf2306/a97f69c53ee64a869c0f533fe58439f7/FLAGdf67565df [2024-12-05 23:31:44,428 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:31:44,429 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200316fc-a164-444d-bbba-51481de719a4/sv-benchmarks/c/eca-rers2012/Problem14_label48.c [2024-12-05 23:31:44,441 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200316fc-a164-444d-bbba-51481de719a4/bin/ukojak-verify-CZk0znPC7b/data/24aaf2306/a97f69c53ee64a869c0f533fe58439f7/FLAGdf67565df [2024-12-05 23:31:44,727 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200316fc-a164-444d-bbba-51481de719a4/bin/ukojak-verify-CZk0znPC7b/data/24aaf2306/a97f69c53ee64a869c0f533fe58439f7 [2024-12-05 23:31:44,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:31:44,731 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:31:44,732 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:31:44,732 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:31:44,736 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:31:44,737 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:31:44" (1/1) ... [2024-12-05 23:31:44,738 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d75ccf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:44, skipping insertion in model container [2024-12-05 23:31:44,738 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:31:44" (1/1) ... [2024-12-05 23:31:44,770 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:31:44,926 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200316fc-a164-444d-bbba-51481de719a4/sv-benchmarks/c/eca-rers2012/Problem14_label48.c[4040,4053] [2024-12-05 23:31:45,060 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:31:45,069 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:31:45,087 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200316fc-a164-444d-bbba-51481de719a4/sv-benchmarks/c/eca-rers2012/Problem14_label48.c[4040,4053] [2024-12-05 23:31:45,167 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:31:45,181 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:31:45,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:45 WrapperNode [2024-12-05 23:31:45,182 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:31:45,183 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:31:45,183 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:31:45,183 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:31:45,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:45" (1/1) ... [2024-12-05 23:31:45,204 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:45" (1/1) ... [2024-12-05 23:31:45,258 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-12-05 23:31:45,258 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:31:45,259 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:31:45,259 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:31:45,259 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:31:45,266 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:45" (1/1) ... [2024-12-05 23:31:45,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:45" (1/1) ... [2024-12-05 23:31:45,272 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:45" (1/1) ... [2024-12-05 23:31:45,272 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:45" (1/1) ... [2024-12-05 23:31:45,294 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:45" (1/1) ... [2024-12-05 23:31:45,299 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:45" (1/1) ... [2024-12-05 23:31:45,306 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:45" (1/1) ... [2024-12-05 23:31:45,314 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:45" (1/1) ... [2024-12-05 23:31:45,318 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:45" (1/1) ... [2024-12-05 23:31:45,326 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:31:45,327 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:31:45,327 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:31:45,327 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:31:45,328 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:31:45" (1/1) ... [2024-12-05 23:31:45,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:31:45,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200316fc-a164-444d-bbba-51481de719a4/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:31:45,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200316fc-a164-444d-bbba-51481de719a4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:31:45,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_200316fc-a164-444d-bbba-51481de719a4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:31:45,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:31:45,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:31:45,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:31:45,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:31:45,440 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:31:45,442 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:31:46,502 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-12-05 23:31:46,502 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:31:49,352 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:31:49,352 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 23:31:49,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:31:49 BoogieIcfgContainer [2024-12-05 23:31:49,353 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:31:49,353 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:31:49,353 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:31:49,360 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:31:49,360 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:31:49" (1/1) ... [2024-12-05 23:31:49,365 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:31:49,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:31:49,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-12-05 23:31:49,405 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-12-05 23:31:49,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 23:31:49,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:31:49,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:31:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:31:49,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:31:49,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:31:49,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-12-05 23:31:49,714 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-12-05 23:31:49,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 23:31:49,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:31:49,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:31:49,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:04,275 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:32:04,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:04,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 18 states and 26 transitions. [2024-12-05 23:32:04,681 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 26 transitions. [2024-12-05 23:32:04,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 23:32:04,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:04,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:32:04,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:32:31,399 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:32:31,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:32:31,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 27 states and 45 transitions. [2024-12-05 23:32:31,953 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 45 transitions. [2024-12-05 23:32:31,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 23:32:31,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:32:31,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:32:32,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:33:25,079 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:33:26,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:33:26,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 38 states and 69 transitions. [2024-12-05 23:33:26,130 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 69 transitions. [2024-12-05 23:33:26,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 23:33:26,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:33:26,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:33:26,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:35:29,988 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:35:31,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:35:31,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 87 transitions. [2024-12-05 23:35:31,663 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 87 transitions. [2024-12-05 23:35:31,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:35:31,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:35:31,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:35:32,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:39:18,710 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:39:21,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:39:21,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 54 states and 113 transitions. [2024-12-05 23:39:21,547 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 113 transitions. [2024-12-05 23:39:21,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:39:21,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:39:21,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:39:22,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:45:42,360 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:45:48,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:45:48,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:45:48,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 64 states and 138 transitions. [2024-12-05 23:45:48,367 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 138 transitions. [2024-12-05 23:45:48,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:45:48,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:45:48,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:45:48,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat