./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem102_label54.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_bb09dbb8-4972-49a8-adbf-daa494b848b2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb09dbb8-4972-49a8-adbf-daa494b848b2/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_bb09dbb8-4972-49a8-adbf-daa494b848b2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb09dbb8-4972-49a8-adbf-daa494b848b2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem102_label54.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb09dbb8-4972-49a8-adbf-daa494b848b2/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_bb09dbb8-4972-49a8-adbf-daa494b848b2/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 5cf3acf990316bb7e5f2509d1d64082075edb8b190bda61e8aaf1c984c902aed --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:31:59,580 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:31:59,633 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb09dbb8-4972-49a8-adbf-daa494b848b2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:31:59,637 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:31:59,637 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:31:59,656 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:31:59,657 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:31:59,657 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:31:59,657 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:31:59,657 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:31:59,657 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:31:59,658 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:31:59,658 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:31:59,658 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:31:59,658 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:31:59,658 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:31:59,658 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:31:59,658 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:31:59,658 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:31:59,658 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:31:59,658 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:31:59,659 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:31:59,659 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:31:59,659 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:31:59,659 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:31:59,659 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:31:59,659 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:31:59,659 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:31:59,659 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:31:59,660 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:31:59,660 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:31:59,660 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:31:59,660 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:31:59,660 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_bb09dbb8-4972-49a8-adbf-daa494b848b2/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 -> 5cf3acf990316bb7e5f2509d1d64082075edb8b190bda61e8aaf1c984c902aed [2024-12-06 04:31:59,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:31:59,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:31:59,879 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:31:59,881 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:31:59,881 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:31:59,882 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb09dbb8-4972-49a8-adbf-daa494b848b2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/eca-programs/Problem102_label54.c [2024-12-06 04:32:02,497 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb09dbb8-4972-49a8-adbf-daa494b848b2/bin/ukojak-verify-CZk0znPC7b/data/c07f71d99/d8cf92dbc35a43dd9f5b6a757cf6c04a/FLAG04a335e6b [2024-12-06 04:32:04,196 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:32:04,196 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb09dbb8-4972-49a8-adbf-daa494b848b2/sv-benchmarks/c/eca-programs/Problem102_label54.c [2024-12-06 04:32:04,427 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb09dbb8-4972-49a8-adbf-daa494b848b2/bin/ukojak-verify-CZk0znPC7b/data/c07f71d99/d8cf92dbc35a43dd9f5b6a757cf6c04a/FLAG04a335e6b [2024-12-06 04:32:04,569 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb09dbb8-4972-49a8-adbf-daa494b848b2/bin/ukojak-verify-CZk0znPC7b/data/c07f71d99/d8cf92dbc35a43dd9f5b6a757cf6c04a [2024-12-06 04:32:04,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:32:04,573 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:32:04,574 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:32:04,574 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:32:04,577 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:32:04,577 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:32:04" (1/1) ... [2024-12-06 04:32:04,578 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@597d0795 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:04, skipping insertion in model container [2024-12-06 04:32:04,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:32:04" (1/1) ... [2024-12-06 04:32:05,468 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:32:25,983 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_bb09dbb8-4972-49a8-adbf-daa494b848b2/sv-benchmarks/c/eca-programs/Problem102_label54.c[5716103,5716116] [2024-12-06 04:32:26,076 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:32:26,084 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:32:37,091 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_bb09dbb8-4972-49a8-adbf-daa494b848b2/sv-benchmarks/c/eca-programs/Problem102_label54.c[5716103,5716116] [2024-12-06 04:32:37,095 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:32:40,331 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:32:40,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:40 WrapperNode [2024-12-06 04:32:40,332 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:32:40,333 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:32:40,333 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:32:40,333 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:32:40,339 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:40" (1/1) ... [2024-12-06 04:32:40,914 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:40" (1/1) ... [2024-12-06 04:32:44,152 INFO L138 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184376 [2024-12-06 04:32:44,153 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:32:44,153 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:32:44,153 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:32:44,153 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:32:44,158 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:40" (1/1) ... [2024-12-06 04:32:44,158 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:40" (1/1) ... [2024-12-06 04:32:44,698 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:40" (1/1) ... [2024-12-06 04:32:44,698 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:40" (1/1) ... [2024-12-06 04:32:45,897 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:40" (1/1) ... [2024-12-06 04:32:46,036 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:40" (1/1) ... [2024-12-06 04:32:46,297 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:40" (1/1) ... [2024-12-06 04:32:46,400 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:40" (1/1) ... [2024-12-06 04:32:46,496 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:40" (1/1) ... [2024-12-06 04:32:47,286 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:32:47,287 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:32:47,287 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:32:47,287 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:32:47,288 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:40" (1/1) ... [2024-12-06 04:32:47,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:32:47,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb09dbb8-4972-49a8-adbf-daa494b848b2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:32:47,313 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb09dbb8-4972-49a8-adbf-daa494b848b2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:32:47,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb09dbb8-4972-49a8-adbf-daa494b848b2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:32:47,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:32:47,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:32:47,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:32:47,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:32:47,507 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:32:47,508 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:33:59,275 INFO L? ?]: Removed 18122 outVars from TransFormulas that were not future-live. [2024-12-06 04:33:59,276 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:35:13,185 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:35:13,185 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:35:13,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:35:13 BoogieIcfgContainer [2024-12-06 04:35:13,186 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:35:13,186 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:35:13,186 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:35:13,193 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:35:13,194 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:35:13" (1/1) ... [2024-12-06 04:35:13,200 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:35:13,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:35:13,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35805 states to 17947 states and 35805 transitions. [2024-12-06 04:35:13,384 INFO L276 IsEmpty]: Start isEmpty. Operand 17947 states and 35805 transitions. [2024-12-06 04:35:14,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17862 [2024-12-06 04:35:14,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:35:14,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:35:19,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:36:21,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:37:32,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:37:32,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62982 states to 35806 states and 62982 transitions. [2024-12-06 04:37:32,070 INFO L276 IsEmpty]: Start isEmpty. Operand 35806 states and 62982 transitions. [2024-12-06 04:37:33,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17867 [2024-12-06 04:37:33,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:37:33,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:37:35,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:38:30,503 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:38:31,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:38:31,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62988 states to 35810 states and 62988 transitions. [2024-12-06 04:38:31,960 INFO L276 IsEmpty]: Start isEmpty. Operand 35810 states and 62988 transitions. [2024-12-06 04:38:33,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17869 [2024-12-06 04:38:33,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:38:33,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:38:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:39:20,372 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:39:21,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:39:21,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62997 states to 35816 states and 62997 transitions. [2024-12-06 04:39:21,770 INFO L276 IsEmpty]: Start isEmpty. Operand 35816 states and 62997 transitions. [2024-12-06 04:39:23,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17871 [2024-12-06 04:39:23,134 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:39:23,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:39:25,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:05,652 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:40:06,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:07,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63009 states to 35824 states and 63009 transitions. [2024-12-06 04:40:07,019 INFO L276 IsEmpty]: Start isEmpty. Operand 35824 states and 63009 transitions. [2024-12-06 04:40:08,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17872 [2024-12-06 04:40:08,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:08,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:40:10,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat