./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-34.i --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_f02842a2-7916-457f-aee4-3381a444578e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02842a2-7916-457f-aee4-3381a444578e/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_f02842a2-7916-457f-aee4-3381a444578e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02842a2-7916-457f-aee4-3381a444578e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-34.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02842a2-7916-457f-aee4-3381a444578e/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_f02842a2-7916-457f-aee4-3381a444578e/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 fab5880c6add66d25f9dda30d1a24e14051ec77fdefc3f83f67a5e43bacfe3df --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:16:41,275 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:16:41,322 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02842a2-7916-457f-aee4-3381a444578e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:16:41,325 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:16:41,325 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:16:41,342 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:16:41,343 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:16:41,343 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:16:41,343 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:16:41,344 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:16:41,344 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:16:41,344 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:16:41,344 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:16:41,344 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:16:41,344 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:16:41,344 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:16:41,344 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:16:41,344 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:16:41,345 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:16:41,345 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:16:41,345 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:16:41,345 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:16:41,345 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:16:41,345 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:16:41,345 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:16:41,345 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:16:41,345 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:16:41,345 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:16:41,346 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:16:41,346 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:16:41,346 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:16:41,346 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:16:41,346 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:16:41,346 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_f02842a2-7916-457f-aee4-3381a444578e/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 -> fab5880c6add66d25f9dda30d1a24e14051ec77fdefc3f83f67a5e43bacfe3df [2024-12-06 05:16:41,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:16:41,541 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:16:41,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:16:41,544 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:16:41,544 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:16:41,545 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02842a2-7916-457f-aee4-3381a444578e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-34.i [2024-12-06 05:16:44,233 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02842a2-7916-457f-aee4-3381a444578e/bin/ukojak-verify-CZk0znPC7b/data/32884ee6f/e3971888740544959679d126fbc16127/FLAGf423b8c25 [2024-12-06 05:16:44,428 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:16:44,429 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02842a2-7916-457f-aee4-3381a444578e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-34.i [2024-12-06 05:16:44,435 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02842a2-7916-457f-aee4-3381a444578e/bin/ukojak-verify-CZk0znPC7b/data/32884ee6f/e3971888740544959679d126fbc16127/FLAGf423b8c25 [2024-12-06 05:16:44,810 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02842a2-7916-457f-aee4-3381a444578e/bin/ukojak-verify-CZk0znPC7b/data/32884ee6f/e3971888740544959679d126fbc16127 [2024-12-06 05:16:44,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:16:44,818 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:16:44,820 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:16:44,821 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:16:44,828 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:16:44,829 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:16:44" (1/1) ... [2024-12-06 05:16:44,830 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27c8e8e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:44, skipping insertion in model container [2024-12-06 05:16:44,831 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:16:44" (1/1) ... [2024-12-06 05:16:44,853 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:16:44,976 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_f02842a2-7916-457f-aee4-3381a444578e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-34.i[919,932] [2024-12-06 05:16:45,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:16:45,047 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:16:45,057 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_f02842a2-7916-457f-aee4-3381a444578e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-34.i[919,932] [2024-12-06 05:16:45,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:16:45,101 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:16:45,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:45 WrapperNode [2024-12-06 05:16:45,101 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:16:45,102 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:16:45,102 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:16:45,102 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:16:45,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:45" (1/1) ... [2024-12-06 05:16:45,117 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:45" (1/1) ... [2024-12-06 05:16:45,147 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 247 [2024-12-06 05:16:45,148 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:16:45,148 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:16:45,148 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:16:45,148 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:16:45,155 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:45" (1/1) ... [2024-12-06 05:16:45,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:45" (1/1) ... [2024-12-06 05:16:45,158 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:45" (1/1) ... [2024-12-06 05:16:45,158 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:45" (1/1) ... [2024-12-06 05:16:45,167 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:45" (1/1) ... [2024-12-06 05:16:45,169 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:45" (1/1) ... [2024-12-06 05:16:45,172 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:45" (1/1) ... [2024-12-06 05:16:45,175 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:45" (1/1) ... [2024-12-06 05:16:45,177 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:45" (1/1) ... [2024-12-06 05:16:45,181 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:16:45,182 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:16:45,182 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:16:45,182 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:16:45,183 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:16:45" (1/1) ... [2024-12-06 05:16:45,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:16:45,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02842a2-7916-457f-aee4-3381a444578e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:16:45,210 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02842a2-7916-457f-aee4-3381a444578e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:16:45,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f02842a2-7916-457f-aee4-3381a444578e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:16:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:16:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:16:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:16:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:16:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:16:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:16:45,306 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:16:45,307 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:16:45,705 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-12-06 05:16:45,705 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:16:46,030 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:16:46,030 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 05:16:46,031 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:16:46 BoogieIcfgContainer [2024-12-06 05:16:46,031 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:16:46,031 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:16:46,031 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:16:46,040 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:16:46,040 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:16:46" (1/1) ... [2024-12-06 05:16:46,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:16:46,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:16:46,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 77 transitions. [2024-12-06 05:16:46,093 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2024-12-06 05:16:46,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-12-06 05:16:46,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:16:46,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:16:46,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:16:54,184 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2024-12-06 05:16:55,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:16:55,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 92 states and 150 transitions. [2024-12-06 05:16:55,360 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 150 transitions. [2024-12-06 05:16:55,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-12-06 05:16:55,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:16:55,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:16:56,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:17:04,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2905 backedges. 40 proven. 107 refuted. 0 times theorem prover too weak. 2758 trivial. 0 not checked. [2024-12-06 05:17:08,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:17:08,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 177 states and 299 transitions. [2024-12-06 05:17:08,624 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 299 transitions. [2024-12-06 05:17:08,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-12-06 05:17:08,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:17:08,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:17:09,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:17:26,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2905 backedges. 44 proven. 199 refuted. 0 times theorem prover too weak. 2662 trivial. 0 not checked. [2024-12-06 05:17:35,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:17:35,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 231 states and 394 transitions. [2024-12-06 05:17:35,088 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 394 transitions. [2024-12-06 05:17:35,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2024-12-06 05:17:35,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:17:35,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:17:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:18:13,309 INFO L134 CoverageAnalysis]: Checked inductivity of 6610 backedges. 187 proven. 393 refuted. 0 times theorem prover too weak. 6030 trivial. 0 not checked. [2024-12-06 05:18:42,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:42,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 351 states and 609 transitions. [2024-12-06 05:18:42,326 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 609 transitions. [2024-12-06 05:18:42,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2024-12-06 05:18:42,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:42,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:18:45,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:19:09,405 INFO L134 CoverageAnalysis]: Checked inductivity of 6610 backedges. 193 proven. 521 refuted. 0 times theorem prover too weak. 5896 trivial. 0 not checked. [2024-12-06 05:19:50,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:19:50,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 465 states and 815 transitions. [2024-12-06 05:19:50,400 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 815 transitions. [2024-12-06 05:19:50,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2024-12-06 05:19:50,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:19:50,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:19:58,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:21:24,318 INFO L134 CoverageAnalysis]: Checked inductivity of 11817 backedges. 387 proven. 854 refuted. 0 times theorem prover too weak. 10576 trivial. 0 not checked. [2024-12-06 05:23:02,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:23:02,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 597 states and 1067 transitions. [2024-12-06 05:23:02,806 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1067 transitions. [2024-12-06 05:23:02,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2024-12-06 05:23:02,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:23:02,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:23:07,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:23:39,281 INFO L134 CoverageAnalysis]: Checked inductivity of 11817 backedges. 163 proven. 514 refuted. 0 times theorem prover too weak. 11140 trivial. 0 not checked. [2024-12-06 05:25:06,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:25:06,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 711 states and 1290 transitions. [2024-12-06 05:25:06,317 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1290 transitions. [2024-12-06 05:25:06,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2024-12-06 05:25:06,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:25:06,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:25:11,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat