./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/basename-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f7c5e1-ba59-4f7b-bd91-2e62c779a1b8/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f7c5e1-ba59-4f7b-bd91-2e62c779a1b8/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f7c5e1-ba59-4f7b-bd91-2e62c779a1b8/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f7c5e1-ba59-4f7b-bd91-2e62c779a1b8/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/basename-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f7c5e1-ba59-4f7b-bd91-2e62c779a1b8/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f7c5e1-ba59-4f7b-bd91-2e62c779a1b8/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 551f956fc33a4b91d0a606a408c53a95b3cc64f8bde6794c363f5ce84e19f38f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:04:03,967 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:04:04,088 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f7c5e1-ba59-4f7b-bd91-2e62c779a1b8/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:04:04,096 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:04:04,097 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:04:04,138 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:04:04,139 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:04:04,140 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:04:04,141 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:04:04,146 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:04:04,148 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:04:04,148 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:04:04,149 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:04:04,150 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:04:04,151 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:04:04,152 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:04:04,152 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:04:04,153 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:04:04,153 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:04:04,154 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:04:04,154 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:04:04,155 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:04:04,156 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:04:04,156 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:04:04,157 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:04:04,157 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:04,158 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:04:04,159 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:04:04,159 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:04:04,160 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:04:04,161 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:04:04,161 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:04:04,162 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f7c5e1-ba59-4f7b-bd91-2e62c779a1b8/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f7c5e1-ba59-4f7b-bd91-2e62c779a1b8/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 551f956fc33a4b91d0a606a408c53a95b3cc64f8bde6794c363f5ce84e19f38f [2023-11-23 20:04:04,446 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:04:04,481 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:04:04,484 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:04:04,485 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:04:04,486 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:04:04,487 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f7c5e1-ba59-4f7b-bd91-2e62c779a1b8/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/busybox-1.22.0/basename-2.i [2023-11-23 20:04:07,613 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:04:07,961 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:04:07,962 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f7c5e1-ba59-4f7b-bd91-2e62c779a1b8/sv-benchmarks/c/busybox-1.22.0/basename-2.i [2023-11-23 20:04:07,990 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f7c5e1-ba59-4f7b-bd91-2e62c779a1b8/bin/ukojak-verify-1t5iHCbJaC/data/c195f72a2/b6e5e8869e8341bdb38391a2b4057a35/FLAG7aafdeeca [2023-11-23 20:04:08,008 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f7c5e1-ba59-4f7b-bd91-2e62c779a1b8/bin/ukojak-verify-1t5iHCbJaC/data/c195f72a2/b6e5e8869e8341bdb38391a2b4057a35 [2023-11-23 20:04:08,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:04:08,015 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:04:08,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:08,019 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:04:08,023 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:04:08,024 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:08" (1/1) ... [2023-11-23 20:04:08,025 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f26027 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:08, skipping insertion in model container [2023-11-23 20:04:08,026 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:08" (1/1) ... [2023-11-23 20:04:08,113 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:04:08,838 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:08,860 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:04:08,990 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:09,087 WARN L675 CHandler]: The function strrchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:09,095 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:04:09,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:09 WrapperNode [2023-11-23 20:04:09,096 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:09,097 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:09,097 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:04:09,097 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:04:09,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:09" (1/1) ... [2023-11-23 20:04:09,137 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:09" (1/1) ... [2023-11-23 20:04:09,183 INFO L138 Inliner]: procedures = 350, calls = 122, calls flagged for inlining = 12, calls inlined = 10, statements flattened = 389 [2023-11-23 20:04:09,184 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:09,184 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:04:09,185 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:04:09,185 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:04:09,195 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:09" (1/1) ... [2023-11-23 20:04:09,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:09" (1/1) ... [2023-11-23 20:04:09,205 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:09" (1/1) ... [2023-11-23 20:04:09,205 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:09" (1/1) ... [2023-11-23 20:04:09,258 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:09" (1/1) ... [2023-11-23 20:04:09,263 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:09" (1/1) ... [2023-11-23 20:04:09,274 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:09" (1/1) ... [2023-11-23 20:04:09,278 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:09" (1/1) ... [2023-11-23 20:04:09,299 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:04:09,300 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:04:09,300 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:04:09,300 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:04:09,301 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:09" (1/1) ... [2023-11-23 20:04:09,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:09,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f7c5e1-ba59-4f7b-bd91-2e62c779a1b8/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:04:09,341 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f7c5e1-ba59-4f7b-bd91-2e62c779a1b8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:04:09,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9f7c5e1-ba59-4f7b-bd91-2e62c779a1b8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:04:09,391 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:04:09,392 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:04:09,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:04:09,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:04:09,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:04:09,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:04:09,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:04:09,395 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2023-11-23 20:04:09,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:04:09,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:04:09,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:04:09,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:04:09,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:04:09,792 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:04:09,794 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:04:10,288 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:04:10,437 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:04:10,437 INFO L309 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-23 20:04:10,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:10 BoogieIcfgContainer [2023-11-23 20:04:10,439 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:04:10,440 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:04:10,440 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:04:10,451 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:04:10,451 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:10" (1/1) ... [2023-11-23 20:04:10,461 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:04:10,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:10,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 87 states and 110 transitions. [2023-11-23 20:04:10,522 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 110 transitions. [2023-11-23 20:04:10,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:04:10,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:10,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:10,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:11,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:11,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:11,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 89 states and 113 transitions. [2023-11-23 20:04:11,095 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 113 transitions. [2023-11-23 20:04:11,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:04:11,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:11,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:11,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:11,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:11,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:11,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 90 states and 114 transitions. [2023-11-23 20:04:11,349 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 114 transitions. [2023-11-23 20:04:11,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:04:11,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:11,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:11,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:11,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:11,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 92 states and 117 transitions. [2023-11-23 20:04:11,640 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 117 transitions. [2023-11-23 20:04:11,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:04:11,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:11,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:11,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:11,798 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:04:11,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:11,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 91 states and 116 transitions. [2023-11-23 20:04:11,908 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 116 transitions. [2023-11-23 20:04:11,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:04:11,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:11,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:11,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:12,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:12,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:12,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 92 states and 117 transitions. [2023-11-23 20:04:12,178 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 117 transitions. [2023-11-23 20:04:12,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:04:12,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:12,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:12,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:12,397 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:12,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:12,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 91 states and 116 transitions. [2023-11-23 20:04:12,551 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 116 transitions. [2023-11-23 20:04:12,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:04:12,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:12,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:12,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:12,674 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:04:12,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:12,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 90 states and 115 transitions. [2023-11-23 20:04:12,717 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 115 transitions. [2023-11-23 20:04:12,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:04:12,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:12,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:12,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:12,889 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:13,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:13,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 93 states and 118 transitions. [2023-11-23 20:04:13,150 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 118 transitions. [2023-11-23 20:04:13,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:04:13,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:13,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:13,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:13,409 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:13,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:13,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 96 states and 121 transitions. [2023-11-23 20:04:13,617 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 121 transitions. [2023-11-23 20:04:13,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:04:13,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:13,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:13,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:13,885 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:14,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:14,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 99 states and 124 transitions. [2023-11-23 20:04:14,110 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 124 transitions. [2023-11-23 20:04:14,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:04:14,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:14,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:14,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:14,429 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:14,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:14,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 102 states and 127 transitions. [2023-11-23 20:04:14,648 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 127 transitions. [2023-11-23 20:04:14,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:04:14,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:14,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:14,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:14,933 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:15,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:15,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 105 states and 130 transitions. [2023-11-23 20:04:15,191 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 130 transitions. [2023-11-23 20:04:15,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:04:15,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:15,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:15,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:15,558 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:15,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:15,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 108 states and 133 transitions. [2023-11-23 20:04:15,825 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 133 transitions. [2023-11-23 20:04:15,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:04:15,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:15,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:16,280 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:16,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:16,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 111 states and 136 transitions. [2023-11-23 20:04:16,587 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 136 transitions. [2023-11-23 20:04:16,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:04:16,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:16,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:16,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:16,968 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:17,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:17,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 114 states and 138 transitions. [2023-11-23 20:04:17,187 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 138 transitions. [2023-11-23 20:04:17,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:04:17,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:17,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:17,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:17,554 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:17,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:17,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 113 states and 137 transitions. [2023-11-23 20:04:17,761 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 137 transitions. [2023-11-23 20:04:17,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:04:17,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:17,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:17,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:17,906 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:17,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:17,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 112 states and 136 transitions. [2023-11-23 20:04:17,932 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 136 transitions. [2023-11-23 20:04:17,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:04:17,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:17,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:17,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:18,092 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:18,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:18,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 111 states and 135 transitions. [2023-11-23 20:04:18,251 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 135 transitions. [2023-11-23 20:04:18,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:04:18,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:18,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:18,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:18,473 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:18,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:18,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 113 states and 138 transitions. [2023-11-23 20:04:18,547 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 138 transitions. [2023-11-23 20:04:18,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:04:18,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:18,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:18,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:18,797 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:18,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:18,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 92 states and 112 transitions. [2023-11-23 20:04:18,859 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 112 transitions. [2023-11-23 20:04:18,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:04:18,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:18,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:18,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:19,073 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:19,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:19,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 93 states and 113 transitions. [2023-11-23 20:04:19,096 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 113 transitions. [2023-11-23 20:04:19,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:04:19,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:19,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:19,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:19,274 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:19,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:19,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 95 states and 117 transitions. [2023-11-23 20:04:19,349 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 117 transitions. [2023-11-23 20:04:19,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:04:19,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:19,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:19,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:19,704 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:20,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:20,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 96 states and 119 transitions. [2023-11-23 20:04:20,057 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 119 transitions. [2023-11-23 20:04:20,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:04:20,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:20,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:20,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:20,303 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:20,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:20,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 98 states and 122 transitions. [2023-11-23 20:04:20,464 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 122 transitions. [2023-11-23 20:04:20,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:04:20,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:20,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:20,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:20,652 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:04:21,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:21,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 103 states and 131 transitions. [2023-11-23 20:04:21,104 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 131 transitions. [2023-11-23 20:04:21,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:04:21,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:21,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:21,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:21,337 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:04:21,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:21,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 102 states and 130 transitions. [2023-11-23 20:04:21,615 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 130 transitions. [2023-11-23 20:04:21,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:04:21,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:21,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:21,756 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:04:21,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:21,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 103 states and 131 transitions. [2023-11-23 20:04:21,778 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 131 transitions. [2023-11-23 20:04:21,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:04:21,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:21,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:21,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:21,938 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-23 20:04:22,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:22,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 105 states and 134 transitions. [2023-11-23 20:04:22,356 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 134 transitions. [2023-11-23 20:04:22,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:04:22,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:22,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:22,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:22,656 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:04:23,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:23,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 107 states and 138 transitions. [2023-11-23 20:04:23,139 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 138 transitions. [2023-11-23 20:04:23,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:04:23,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:23,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:23,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:23,291 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-23 20:04:23,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:23,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 104 states and 133 transitions. [2023-11-23 20:04:23,540 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 133 transitions. [2023-11-23 20:04:23,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:04:23,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:23,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:23,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:23,728 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-23 20:04:23,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:24,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 106 states and 134 transitions. [2023-11-23 20:04:24,000 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 134 transitions. [2023-11-23 20:04:24,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:04:24,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:24,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:24,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:24,209 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:24,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:24,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 107 states and 135 transitions. [2023-11-23 20:04:24,491 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 135 transitions. [2023-11-23 20:04:24,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:04:24,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:24,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:24,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:24,783 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:25,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:25,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 110 states and 138 transitions. [2023-11-23 20:04:25,462 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 138 transitions. [2023-11-23 20:04:25,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:04:25,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:25,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:25,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:25,787 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:26,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:26,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 113 states and 141 transitions. [2023-11-23 20:04:26,309 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 141 transitions. [2023-11-23 20:04:26,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:04:26,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:26,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:26,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:26,650 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:27,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:27,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 116 states and 144 transitions. [2023-11-23 20:04:27,190 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 144 transitions. [2023-11-23 20:04:27,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:04:27,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:27,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:27,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:27,542 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:28,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:28,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 119 states and 147 transitions. [2023-11-23 20:04:28,133 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 147 transitions. [2023-11-23 20:04:28,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:04:28,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:28,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:28,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:28,560 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:29,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:29,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 122 states and 150 transitions. [2023-11-23 20:04:29,197 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 150 transitions. [2023-11-23 20:04:29,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-23 20:04:29,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:29,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:29,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:29,633 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:30,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:30,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 125 states and 153 transitions. [2023-11-23 20:04:30,359 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 153 transitions. [2023-11-23 20:04:30,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:04:30,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:30,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:30,846 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:31,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:31,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 128 states and 156 transitions. [2023-11-23 20:04:31,576 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 156 transitions. [2023-11-23 20:04:31,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-23 20:04:31,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:31,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:31,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:32,086 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:32,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:32,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 131 states and 158 transitions. [2023-11-23 20:04:32,529 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 158 transitions. [2023-11-23 20:04:32,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:04:32,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:32,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:32,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:33,208 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2023-11-23 20:04:37,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:37,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 170 states and 204 transitions. [2023-11-23 20:04:37,998 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 204 transitions. [2023-11-23 20:04:37,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-23 20:04:37,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:38,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:38,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:38,302 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 43 proven. 1 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-23 20:04:38,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:38,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 171 states and 205 transitions. [2023-11-23 20:04:38,637 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 205 transitions. [2023-11-23 20:04:38,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:04:38,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:38,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:38,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:38,877 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-23 20:04:38,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:38,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 172 states and 206 transitions. [2023-11-23 20:04:38,909 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 206 transitions. [2023-11-23 20:04:38,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:04:38,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:38,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:39,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:39,472 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-23 20:04:45,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:45,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 212 states and 254 transitions. [2023-11-23 20:04:45,415 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 254 transitions. [2023-11-23 20:04:45,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-23 20:04:45,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:45,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:45,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:46,521 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 149 proven. 28 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:04:46,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:46,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 213 states and 254 transitions. [2023-11-23 20:04:46,852 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 254 transitions. [2023-11-23 20:04:46,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-23 20:04:46,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:46,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:46,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:47,276 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-23 20:04:47,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:47,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 215 states and 258 transitions. [2023-11-23 20:04:47,701 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 258 transitions. [2023-11-23 20:04:47,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-23 20:04:47,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:47,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:48,097 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2023-11-23 20:04:50,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:50,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 224 states and 273 transitions. [2023-11-23 20:04:50,621 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 273 transitions. [2023-11-23 20:04:50,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-23 20:04:50,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:50,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:50,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:50,971 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-11-23 20:04:51,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:51,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 227 states and 277 transitions. [2023-11-23 20:04:51,709 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 277 transitions. [2023-11-23 20:04:51,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-23 20:04:51,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:51,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:51,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:52,197 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked.