./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4e8404-106f-426b-84de-ebef47faefb7/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4e8404-106f-426b-84de-ebef47faefb7/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4e8404-106f-426b-84de-ebef47faefb7/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4e8404-106f-426b-84de-ebef47faefb7/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4e8404-106f-426b-84de-ebef47faefb7/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4e8404-106f-426b-84de-ebef47faefb7/bin/ukojak-verify-afCqCEvfdi --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 b8355d2181fa6928de72829d49257a38e0c598f3c34edac38345829315e798df --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:59:44,102 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:59:44,222 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4e8404-106f-426b-84de-ebef47faefb7/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-24 22:59:44,232 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:59:44,233 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:59:44,278 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:59:44,279 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:59:44,280 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:59:44,281 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:59:44,286 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:59:44,287 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:59:44,287 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:59:44,288 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:59:44,289 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:59:44,290 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:59:44,290 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:59:44,291 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:59:44,291 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:59:44,291 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:59:44,292 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:59:44,292 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:59:44,293 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:59:44,294 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:59:44,295 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:59:44,296 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:59:44,296 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:44,297 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:59:44,297 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:59:44,297 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:59:44,298 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:59:44,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:59:44,300 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:59:44,300 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_9c4e8404-106f-426b-84de-ebef47faefb7/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4e8404-106f-426b-84de-ebef47faefb7/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8355d2181fa6928de72829d49257a38e0c598f3c34edac38345829315e798df [2023-11-24 22:59:44,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:59:44,633 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:59:44,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:59:44,638 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:59:44,639 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:59:44,640 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4e8404-106f-426b-84de-ebef47faefb7/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-2.i [2023-11-24 22:59:47,723 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:59:48,196 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:59:48,197 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4e8404-106f-426b-84de-ebef47faefb7/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-2.i [2023-11-24 22:59:48,230 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4e8404-106f-426b-84de-ebef47faefb7/bin/ukojak-verify-afCqCEvfdi/data/1bf60721c/cc198652e9b34e84a6c8626b4bd30f86/FLAG509f7e950 [2023-11-24 22:59:48,246 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4e8404-106f-426b-84de-ebef47faefb7/bin/ukojak-verify-afCqCEvfdi/data/1bf60721c/cc198652e9b34e84a6c8626b4bd30f86 [2023-11-24 22:59:48,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:59:48,250 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:59:48,252 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:48,252 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:59:48,257 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:59:48,258 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:48" (1/1) ... [2023-11-24 22:59:48,259 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@384293fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:48, skipping insertion in model container [2023-11-24 22:59:48,259 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:48" (1/1) ... [2023-11-24 22:59:48,323 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:59:49,570 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:49,600 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:59:49,753 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:49,926 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:49,927 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:49,947 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:59:49,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:49 WrapperNode [2023-11-24 22:59:49,962 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:49,964 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:49,964 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:59:49,965 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:59:49,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:49" (1/1) ... [2023-11-24 22:59:50,025 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:49" (1/1) ... [2023-11-24 22:59:50,089 INFO L138 Inliner]: procedures = 574, calls = 148, calls flagged for inlining = 16, calls inlined = 15, statements flattened = 529 [2023-11-24 22:59:50,090 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:50,091 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:59:50,091 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:59:50,091 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:59:50,105 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:49" (1/1) ... [2023-11-24 22:59:50,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:49" (1/1) ... [2023-11-24 22:59:50,125 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:49" (1/1) ... [2023-11-24 22:59:50,125 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:49" (1/1) ... [2023-11-24 22:59:50,152 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:49" (1/1) ... [2023-11-24 22:59:50,158 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:49" (1/1) ... [2023-11-24 22:59:50,166 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:49" (1/1) ... [2023-11-24 22:59:50,171 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:49" (1/1) ... [2023-11-24 22:59:50,182 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:59:50,183 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:59:50,183 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:59:50,183 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:59:50,184 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:49" (1/1) ... [2023-11-24 22:59:50,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:50,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4e8404-106f-426b-84de-ebef47faefb7/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:59:50,222 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4e8404-106f-426b-84de-ebef47faefb7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:59:50,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4e8404-106f-426b-84de-ebef47faefb7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:59:50,283 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-24 22:59:50,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:59:50,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 22:59:50,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 22:59:50,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:59:50,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:59:50,286 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-24 22:59:50,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:59:50,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:59:50,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:59:50,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:59:50,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-24 22:59:50,288 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-24 22:59:50,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 22:59:50,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 22:59:50,289 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:59:50,289 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:59:50,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:59:50,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:59:50,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:59:50,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:59:50,762 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:59:50,765 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:59:51,392 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:59:51,513 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:59:51,513 INFO L309 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-24 22:59:51,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:51 BoogieIcfgContainer [2023-11-24 22:59:51,515 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:59:51,516 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:59:51,516 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:59:51,528 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:59:51,528 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:51" (1/1) ... [2023-11-24 22:59:51,538 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:59:51,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:51,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 145 states and 180 transitions. [2023-11-24 22:59:51,605 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 180 transitions. [2023-11-24 22:59:51,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:59:51,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:51,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:51,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:52,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:52,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:52,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 147 states and 183 transitions. [2023-11-24 22:59:52,255 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 183 transitions. [2023-11-24 22:59:52,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:59:52,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:52,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:52,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:52,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:52,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:52,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 148 states and 184 transitions. [2023-11-24 22:59:52,534 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 184 transitions. [2023-11-24 22:59:52,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:59:52,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:52,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:52,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:52,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:52,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:52,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 150 states and 187 transitions. [2023-11-24 22:59:52,797 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 187 transitions. [2023-11-24 22:59:52,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:59:52,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:52,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:52,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:52,960 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:59:53,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:53,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 149 states and 186 transitions. [2023-11-24 22:59:53,055 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 186 transitions. [2023-11-24 22:59:53,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:59:53,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:53,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:53,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:53,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:53,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:53,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 150 states and 187 transitions. [2023-11-24 22:59:53,329 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 187 transitions. [2023-11-24 22:59:53,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:59:53,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:53,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:53,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:53,520 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:59:53,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:53,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 149 states and 186 transitions. [2023-11-24 22:59:53,675 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 186 transitions. [2023-11-24 22:59:53,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:59:53,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:53,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:53,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:53,788 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 22:59:53,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:53,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 148 states and 185 transitions. [2023-11-24 22:59:53,846 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 185 transitions. [2023-11-24 22:59:53,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:59:53,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:53,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:53,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:54,045 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:54,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:54,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 151 states and 188 transitions. [2023-11-24 22:59:54,286 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 188 transitions. [2023-11-24 22:59:54,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:59:54,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:54,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:54,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:54,483 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:54,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:54,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 154 states and 191 transitions. [2023-11-24 22:59:54,664 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 191 transitions. [2023-11-24 22:59:54,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:59:54,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:54,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:54,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:54,946 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:55,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:55,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 157 states and 194 transitions. [2023-11-24 22:59:55,138 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 194 transitions. [2023-11-24 22:59:55,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:59:55,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:55,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:55,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:55,522 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:55,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:55,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 160 states and 197 transitions. [2023-11-24 22:59:55,731 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 197 transitions. [2023-11-24 22:59:55,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:59:55,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:55,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:55,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:56,050 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:56,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:56,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 163 states and 200 transitions. [2023-11-24 22:59:56,275 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 200 transitions. [2023-11-24 22:59:56,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:59:56,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:56,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:56,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:56,600 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:56,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:56,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 166 states and 203 transitions. [2023-11-24 22:59:56,852 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 203 transitions. [2023-11-24 22:59:56,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:59:56,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:56,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:57,201 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:57,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:57,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 169 states and 206 transitions. [2023-11-24 22:59:57,446 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 206 transitions. [2023-11-24 22:59:57,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:59:57,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:57,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:57,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:57,826 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:57,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:57,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 172 states and 208 transitions. [2023-11-24 22:59:57,993 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 208 transitions. [2023-11-24 22:59:57,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:59:57,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:57,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:58,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:58,332 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:59:58,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:58,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 171 states and 207 transitions. [2023-11-24 22:59:58,572 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 207 transitions. [2023-11-24 22:59:58,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:59:58,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:58,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:58,748 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:59:58,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:58,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 170 states and 206 transitions. [2023-11-24 22:59:58,786 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 206 transitions. [2023-11-24 22:59:58,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:59:58,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:58,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:58,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:58,965 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:59:59,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:59,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 169 states and 205 transitions. [2023-11-24 22:59:59,119 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 205 transitions. [2023-11-24 22:59:59,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:59:59,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:59,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:59,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:59,370 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:59:59,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:59,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 171 states and 208 transitions. [2023-11-24 22:59:59,461 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 208 transitions. [2023-11-24 22:59:59,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:59:59,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:59,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:59,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:59,682 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 22:59:59,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:59,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 172 states and 209 transitions. [2023-11-24 22:59:59,714 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 209 transitions. [2023-11-24 22:59:59,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:59:59,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:59,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:59,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:59,981 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 23:00:00,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:00,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 174 states and 212 transitions. [2023-11-24 23:00:00,128 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 212 transitions. [2023-11-24 23:00:00,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:00:00,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:00,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:00,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:00,345 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-24 23:00:00,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:00,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 180 states and 223 transitions. [2023-11-24 23:00:00,871 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 223 transitions. [2023-11-24 23:00:00,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:00:00,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:00,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:01,089 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-24 23:00:01,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:01,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 179 states and 222 transitions. [2023-11-24 23:00:01,374 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 222 transitions. [2023-11-24 23:00:01,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:00:01,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:01,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:01,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:01,535 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-24 23:00:01,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:01,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 180 states and 223 transitions. [2023-11-24 23:00:01,566 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 223 transitions. [2023-11-24 23:00:01,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:00:01,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:01,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:01,780 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-24 23:00:01,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:01,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 182 states and 227 transitions. [2023-11-24 23:00:01,870 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 227 transitions. [2023-11-24 23:00:01,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:00:01,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:01,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:01,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:02,147 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-24 23:00:02,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:02,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 181 states and 226 transitions. [2023-11-24 23:00:02,563 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 226 transitions. [2023-11-24 23:00:02,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:00:02,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:02,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:02,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:02,755 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-24 23:00:03,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:03,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 183 states and 229 transitions. [2023-11-24 23:00:03,251 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 229 transitions. [2023-11-24 23:00:03,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:00:03,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:03,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:03,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:03,381 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-24 23:00:03,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:03,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 184 states and 230 transitions. [2023-11-24 23:00:03,404 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 230 transitions. [2023-11-24 23:00:03,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:00:03,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:03,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:03,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:03,610 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-24 23:00:03,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:03,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 186 states and 234 transitions. [2023-11-24 23:00:03,815 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 234 transitions. [2023-11-24 23:00:03,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:00:03,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:03,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:04,030 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-24 23:00:04,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:04,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 188 states and 235 transitions. [2023-11-24 23:00:04,359 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 235 transitions. [2023-11-24 23:00:04,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:00:04,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:04,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:04,584 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-24 23:00:04,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:04,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 191 states and 239 transitions. [2023-11-24 23:00:04,928 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 239 transitions. [2023-11-24 23:00:04,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:00:04,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:04,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:04,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:05,210 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-24 23:00:05,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:05,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 192 states and 240 transitions. [2023-11-24 23:00:05,531 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 240 transitions. [2023-11-24 23:00:05,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:00:05,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:05,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:05,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:05,824 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-24 23:00:06,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:06,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 191 states and 239 transitions. [2023-11-24 23:00:06,308 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 239 transitions. [2023-11-24 23:00:06,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:00:06,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:06,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:06,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:06,550 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-24 23:00:08,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:08,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 205 states and 265 transitions. [2023-11-24 23:00:08,307 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 265 transitions. [2023-11-24 23:00:08,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:00:08,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:08,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:08,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:08,487 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-24 23:00:08,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:08,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 206 states and 266 transitions. [2023-11-24 23:00:08,793 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 266 transitions. [2023-11-24 23:00:08,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:00:08,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:08,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:08,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:08,898 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-11-24 23:00:08,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:08,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 206 states and 265 transitions. [2023-11-24 23:00:08,915 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 265 transitions. [2023-11-24 23:00:08,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:00:08,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:08,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:09,417 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-24 23:00:09,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:09,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 208 states and 267 transitions. [2023-11-24 23:00:09,624 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 267 transitions. [2023-11-24 23:00:09,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 23:00:09,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:09,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:09,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:09,791 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2023-11-24 23:00:10,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:10,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 210 states and 268 transitions. [2023-11-24 23:00:10,180 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 268 transitions. [2023-11-24 23:00:10,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 23:00:10,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:10,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:10,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:10,401 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2023-11-24 23:00:10,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:10,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 212 states and 269 transitions. [2023-11-24 23:00:10,760 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 269 transitions. [2023-11-24 23:00:10,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 23:00:10,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:10,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:10,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:11,084 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-24 23:00:13,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:13,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 221 states and 284 transitions. [2023-11-24 23:00:13,238 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 284 transitions. [2023-11-24 23:00:13,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:00:13,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:13,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:13,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:13,569 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-24 23:00:15,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:15,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 231 states and 299 transitions. [2023-11-24 23:00:15,973 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 299 transitions. [2023-11-24 23:00:15,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:00:15,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:15,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:16,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:16,525 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-24 23:00:24,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:24,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 281 states and 366 transitions. [2023-11-24 23:00:24,123 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 366 transitions. [2023-11-24 23:00:24,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 23:00:24,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:24,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:24,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:24,627 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-24 23:00:24,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:24,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 283 states and 369 transitions. [2023-11-24 23:00:24,995 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 369 transitions. [2023-11-24 23:00:24,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 23:00:24,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:24,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:25,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:25,393 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-24 23:00:25,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:25,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 286 states and 375 transitions. [2023-11-24 23:00:25,596 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 375 transitions. [2023-11-24 23:00:25,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:00:25,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:25,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:25,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:25,816 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-24 23:00:26,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:26,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 288 states and 376 transitions. [2023-11-24 23:00:26,439 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 376 transitions. [2023-11-24 23:00:26,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:00:26,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:26,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:26,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:26,637 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-24 23:00:26,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:26,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 289 states and 377 transitions. [2023-11-24 23:00:26,663 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 377 transitions. [2023-11-24 23:00:26,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 23:00:26,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:26,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:26,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:26,877 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-24 23:00:28,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:28,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 296 states and 390 transitions. [2023-11-24 23:00:28,093 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 390 transitions. [2023-11-24 23:00:28,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 23:00:28,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:28,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:28,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:28,293 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-24 23:00:28,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:28,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 298 states and 391 transitions. [2023-11-24 23:00:28,916 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 391 transitions. [2023-11-24 23:00:28,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 23:00:28,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:28,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:28,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:29,011 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-24 23:00:29,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:29,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 298 states and 390 transitions. [2023-11-24 23:00:29,028 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 390 transitions. [2023-11-24 23:00:29,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 23:00:29,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:29,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:29,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:29,267 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2023-11-24 23:00:29,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:29,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 300 states and 392 transitions. [2023-11-24 23:00:29,528 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 392 transitions. [2023-11-24 23:00:29,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 23:00:29,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:29,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:29,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:29,849 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-24 23:00:30,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:30,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 301 states and 393 transitions. [2023-11-24 23:00:30,334 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 393 transitions. [2023-11-24 23:00:30,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 23:00:30,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:30,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:30,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat