./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_6b0271a3-db01-4b59-a32f-3cf9cd8ef34c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0271a3-db01-4b59-a32f-3cf9cd8ef34c/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0271a3-db01-4b59-a32f-3cf9cd8ef34c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0271a3-db01-4b59-a32f-3cf9cd8ef34c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0271a3-db01-4b59-a32f-3cf9cd8ef34c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0271a3-db01-4b59-a32f-3cf9cd8ef34c/bin/ukojak-verify-G8NBE6pJGL --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 f5c3252c23e9c49e7b3cce6858e3c801f843203fda4604e23c25c5a714e6a2c0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:54:13,050 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:54:13,123 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0271a3-db01-4b59-a32f-3cf9cd8ef34c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:54:13,129 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:54:13,129 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:54:13,165 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:54:13,166 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:54:13,167 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:54:13,171 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:54:13,172 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:54:13,172 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:54:13,173 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:54:13,173 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:54:13,174 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:54:13,175 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:54:13,175 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:54:13,176 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:54:13,176 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:54:13,177 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:54:13,177 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:54:13,178 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:54:13,179 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:54:13,179 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:54:13,180 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:54:13,180 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:54:13,181 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:13,181 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:54:13,182 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:54:13,182 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:54:13,183 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:54:13,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:54:13,184 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:54:13,184 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_6b0271a3-db01-4b59-a32f-3cf9cd8ef34c/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0271a3-db01-4b59-a32f-3cf9cd8ef34c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5c3252c23e9c49e7b3cce6858e3c801f843203fda4604e23c25c5a714e6a2c0 [2023-11-19 02:54:13,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:54:13,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:54:13,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:54:13,507 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:54:13,507 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:54:13,509 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0271a3-db01-4b59-a32f-3cf9cd8ef34c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2023-11-19 02:54:16,977 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:54:17,503 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:54:17,504 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0271a3-db01-4b59-a32f-3cf9cd8ef34c/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2023-11-19 02:54:17,531 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0271a3-db01-4b59-a32f-3cf9cd8ef34c/bin/ukojak-verify-G8NBE6pJGL/data/d7623f511/1df23b6861074c0ab953757cf5a05a5f/FLAG35c922304 [2023-11-19 02:54:17,552 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0271a3-db01-4b59-a32f-3cf9cd8ef34c/bin/ukojak-verify-G8NBE6pJGL/data/d7623f511/1df23b6861074c0ab953757cf5a05a5f [2023-11-19 02:54:17,559 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:54:17,562 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:54:17,564 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:17,564 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:54:17,570 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:54:17,572 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:17,574 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f79aacf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:17, skipping insertion in model container [2023-11-19 02:54:17,575 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:17" (1/1) ... [2023-11-19 02:54:17,658 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:54:19,029 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:19,055 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:54:19,193 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:19,438 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:19,438 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:19,447 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:54:19,448 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:19 WrapperNode [2023-11-19 02:54:19,448 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:19,449 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:19,450 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:54:19,450 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:54:19,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:19" (1/1) ... [2023-11-19 02:54:19,520 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:19" (1/1) ... [2023-11-19 02:54:19,578 INFO L138 Inliner]: procedures = 574, calls = 148, calls flagged for inlining = 16, calls inlined = 15, statements flattened = 521 [2023-11-19 02:54:19,578 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:19,579 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:54:19,579 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:54:19,580 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:54:19,590 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:19" (1/1) ... [2023-11-19 02:54:19,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:19" (1/1) ... [2023-11-19 02:54:19,605 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:19" (1/1) ... [2023-11-19 02:54:19,606 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:19" (1/1) ... [2023-11-19 02:54:19,667 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:19" (1/1) ... [2023-11-19 02:54:19,674 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:19" (1/1) ... [2023-11-19 02:54:19,697 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:19" (1/1) ... [2023-11-19 02:54:19,702 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:19" (1/1) ... [2023-11-19 02:54:19,713 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:54:19,714 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:54:19,715 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:54:19,715 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:54:19,716 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:19" (1/1) ... [2023-11-19 02:54:19,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:19,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0271a3-db01-4b59-a32f-3cf9cd8ef34c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:54:19,759 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0271a3-db01-4b59-a32f-3cf9cd8ef34c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:54:19,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b0271a3-db01-4b59-a32f-3cf9cd8ef34c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:54:19,800 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-19 02:54:19,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:54:19,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 02:54:19,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 02:54:19,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:54:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:54:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-19 02:54:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:54:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:54:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:54:19,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:54:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 02:54:19,803 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 02:54:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 02:54:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 02:54:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 02:54:19,804 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 02:54:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:54:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:54:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:54:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:54:20,144 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:54:20,147 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:54:20,921 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:54:21,051 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:54:21,051 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-19 02:54:21,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:21 BoogieIcfgContainer [2023-11-19 02:54:21,058 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:54:21,059 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:54:21,060 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:54:21,072 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:54:21,072 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:21" (1/1) ... [2023-11-19 02:54:21,084 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:54:21,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:21,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 129 states and 164 transitions. [2023-11-19 02:54:21,173 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 164 transitions. [2023-11-19 02:54:21,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:54:21,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:21,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:21,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:21,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:21,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:21,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 131 states and 167 transitions. [2023-11-19 02:54:21,851 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 167 transitions. [2023-11-19 02:54:21,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:54:21,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:21,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:21,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:22,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:22,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:22,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 132 states and 168 transitions. [2023-11-19 02:54:22,031 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 168 transitions. [2023-11-19 02:54:22,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:54:22,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:22,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:22,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:22,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:22,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:22,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 134 states and 171 transitions. [2023-11-19 02:54:22,249 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 171 transitions. [2023-11-19 02:54:22,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:54:22,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:22,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:22,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:22,388 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:54:22,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:22,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 133 states and 170 transitions. [2023-11-19 02:54:22,489 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 170 transitions. [2023-11-19 02:54:22,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:54:22,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:22,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:22,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:22,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:22,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:22,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 134 states and 171 transitions. [2023-11-19 02:54:22,721 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 171 transitions. [2023-11-19 02:54:22,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:54:22,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:22,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:22,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:22,925 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:54:23,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:23,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 133 states and 170 transitions. [2023-11-19 02:54:23,087 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 170 transitions. [2023-11-19 02:54:23,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:54:23,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:23,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:23,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:23,215 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 02:54:23,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:23,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 132 states and 169 transitions. [2023-11-19 02:54:23,263 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 169 transitions. [2023-11-19 02:54:23,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:54:23,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:23,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:23,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:23,445 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:23,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:23,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 135 states and 172 transitions. [2023-11-19 02:54:23,660 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 172 transitions. [2023-11-19 02:54:23,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:54:23,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:23,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:23,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:23,805 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:23,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:23,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 138 states and 175 transitions. [2023-11-19 02:54:23,959 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 175 transitions. [2023-11-19 02:54:23,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:54:23,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:23,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:23,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:24,156 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:24,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:24,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 141 states and 178 transitions. [2023-11-19 02:54:24,344 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 178 transitions. [2023-11-19 02:54:24,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:54:24,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:24,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:24,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:24,646 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:24,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:24,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 144 states and 181 transitions. [2023-11-19 02:54:24,860 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 181 transitions. [2023-11-19 02:54:24,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:54:24,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:24,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:24,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:25,117 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:25,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:25,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 147 states and 184 transitions. [2023-11-19 02:54:25,382 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 184 transitions. [2023-11-19 02:54:25,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:54:25,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:25,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:25,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:25,685 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:25,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:25,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 150 states and 187 transitions. [2023-11-19 02:54:25,926 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 187 transitions. [2023-11-19 02:54:25,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:54:25,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:25,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:25,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:26,266 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:26,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:26,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 153 states and 190 transitions. [2023-11-19 02:54:26,522 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 190 transitions. [2023-11-19 02:54:26,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:54:26,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:26,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:26,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:26,945 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:27,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:27,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 156 states and 192 transitions. [2023-11-19 02:54:27,116 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 192 transitions. [2023-11-19 02:54:27,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:54:27,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:27,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:27,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:27,485 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:54:27,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:27,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 155 states and 191 transitions. [2023-11-19 02:54:27,707 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 191 transitions. [2023-11-19 02:54:27,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:54:27,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:27,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:27,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:27,877 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:54:27,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:27,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 154 states and 190 transitions. [2023-11-19 02:54:27,909 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 190 transitions. [2023-11-19 02:54:27,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:54:27,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:27,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:27,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:28,096 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:54:28,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:28,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 153 states and 189 transitions. [2023-11-19 02:54:28,234 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 189 transitions. [2023-11-19 02:54:28,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:54:28,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:28,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:28,457 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:54:28,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:28,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 155 states and 192 transitions. [2023-11-19 02:54:28,530 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 192 transitions. [2023-11-19 02:54:28,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:54:28,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:28,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:28,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:28,717 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:54:28,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:28,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 156 states and 193 transitions. [2023-11-19 02:54:28,740 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 193 transitions. [2023-11-19 02:54:28,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:54:28,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:28,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:28,948 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 02:54:29,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:29,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 158 states and 196 transitions. [2023-11-19 02:54:29,079 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 196 transitions. [2023-11-19 02:54:29,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:54:29,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:29,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:29,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:29,277 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 02:54:29,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:29,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 164 states and 207 transitions. [2023-11-19 02:54:29,690 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 207 transitions. [2023-11-19 02:54:29,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:54:29,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:29,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:29,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:29,907 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 02:54:30,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:30,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 163 states and 206 transitions. [2023-11-19 02:54:30,155 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 206 transitions. [2023-11-19 02:54:30,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:54:30,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:30,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:30,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:30,315 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 02:54:30,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:30,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 164 states and 207 transitions. [2023-11-19 02:54:30,348 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 207 transitions. [2023-11-19 02:54:30,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:54:30,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:30,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:30,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:30,553 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 02:54:30,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:30,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 166 states and 211 transitions. [2023-11-19 02:54:30,676 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 211 transitions. [2023-11-19 02:54:30,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:54:30,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:30,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:30,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:30,835 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 02:54:31,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:31,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 168 states and 214 transitions. [2023-11-19 02:54:31,270 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 214 transitions. [2023-11-19 02:54:31,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:54:31,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:31,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:31,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:31,548 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 02:54:32,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:32,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 170 states and 218 transitions. [2023-11-19 02:54:32,062 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 218 transitions. [2023-11-19 02:54:32,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:54:32,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:32,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:32,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:32,231 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 02:54:32,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:32,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 171 states and 219 transitions. [2023-11-19 02:54:32,257 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 219 transitions. [2023-11-19 02:54:32,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:54:32,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:32,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:32,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:32,490 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 02:54:32,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:32,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 173 states and 223 transitions. [2023-11-19 02:54:32,686 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 223 transitions. [2023-11-19 02:54:32,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:54:32,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:32,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:32,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:32,856 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-19 02:54:33,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:33,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 170 states and 218 transitions. [2023-11-19 02:54:33,160 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 218 transitions. [2023-11-19 02:54:33,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:54:33,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:33,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:33,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:33,368 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-19 02:54:33,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:33,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 172 states and 219 transitions. [2023-11-19 02:54:33,665 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 219 transitions. [2023-11-19 02:54:33,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:54:33,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:33,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:33,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:33,920 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 02:54:34,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:34,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 175 states and 223 transitions. [2023-11-19 02:54:34,263 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 223 transitions. [2023-11-19 02:54:34,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:54:34,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:34,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:34,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:34,562 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 02:54:34,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:34,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 176 states and 224 transitions. [2023-11-19 02:54:34,875 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 224 transitions. [2023-11-19 02:54:34,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:54:34,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:34,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:34,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:35,162 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-19 02:54:35,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:35,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 175 states and 223 transitions. [2023-11-19 02:54:35,632 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 223 transitions. [2023-11-19 02:54:35,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:54:35,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:35,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:35,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:35,893 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-19 02:54:37,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:37,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 189 states and 249 transitions. [2023-11-19 02:54:37,562 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 249 transitions. [2023-11-19 02:54:37,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:54:37,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:37,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:37,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:37,750 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 02:54:38,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:38,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 190 states and 250 transitions. [2023-11-19 02:54:38,030 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 250 transitions. [2023-11-19 02:54:38,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:54:38,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:38,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:38,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:38,153 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-11-19 02:54:38,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:38,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 190 states and 249 transitions. [2023-11-19 02:54:38,175 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 249 transitions. [2023-11-19 02:54:38,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:54:38,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:38,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:38,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:38,638 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 02:54:38,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:38,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 192 states and 251 transitions. [2023-11-19 02:54:38,853 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 251 transitions. [2023-11-19 02:54:38,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:54:38,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:38,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:38,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:39,050 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2023-11-19 02:54:39,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:39,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 194 states and 252 transitions. [2023-11-19 02:54:39,420 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 252 transitions. [2023-11-19 02:54:39,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:54:39,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:39,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:39,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:39,592 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2023-11-19 02:54:39,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:39,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 196 states and 253 transitions. [2023-11-19 02:54:39,922 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 253 transitions. [2023-11-19 02:54:39,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:54:39,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:39,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:40,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:40,311 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-19 02:54:42,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:42,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 205 states and 268 transitions. [2023-11-19 02:54:42,280 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 268 transitions. [2023-11-19 02:54:42,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:54:42,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:42,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:42,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:42,660 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-19 02:54:44,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:44,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 215 states and 283 transitions. [2023-11-19 02:54:44,748 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 283 transitions. [2023-11-19 02:54:44,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:54:44,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:44,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:44,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:45,335 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 02:54:52,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:52,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 265 states and 350 transitions. [2023-11-19 02:54:52,935 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 350 transitions. [2023-11-19 02:54:52,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:54:52,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:52,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:53,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:53,420 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 02:54:53,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:53,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 267 states and 353 transitions. [2023-11-19 02:54:53,731 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 353 transitions. [2023-11-19 02:54:53,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:54:53,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:53,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:53,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:54,019 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 02:54:54,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:54,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 270 states and 359 transitions. [2023-11-19 02:54:54,190 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 359 transitions. [2023-11-19 02:54:54,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:54:54,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:54,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:54,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:54,388 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-19 02:54:54,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:54,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 272 states and 360 transitions. [2023-11-19 02:54:54,916 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 360 transitions. [2023-11-19 02:54:54,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:54:54,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:54,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:54,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:55,069 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 02:54:55,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:55,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 273 states and 361 transitions. [2023-11-19 02:54:55,093 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 361 transitions. [2023-11-19 02:54:55,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:54:55,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:55,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:55,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:55,317 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-19 02:54:56,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:56,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 280 states and 374 transitions. [2023-11-19 02:54:56,446 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 374 transitions. [2023-11-19 02:54:56,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:54:56,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:56,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:56,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:56,655 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-19 02:54:57,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:57,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 282 states and 375 transitions. [2023-11-19 02:54:57,336 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 375 transitions. [2023-11-19 02:54:57,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 02:54:57,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:57,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:57,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:57,441 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 02:54:57,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:57,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 282 states and 374 transitions. [2023-11-19 02:54:57,458 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 374 transitions. [2023-11-19 02:54:57,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 02:54:57,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:57,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:57,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:57,737 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2023-11-19 02:54:58,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:58,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 284 states and 376 transitions. [2023-11-19 02:54:58,018 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 376 transitions. [2023-11-19 02:54:58,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 02:54:58,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:58,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:58,369 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-19 02:54:58,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:58,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 285 states and 377 transitions. [2023-11-19 02:54:58,811 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 377 transitions. [2023-11-19 02:54:58,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 02:54:58,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:58,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:58,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:59,163 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 02:54:59,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:59,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 288 states and 383 transitions. [2023-11-19 02:54:59,609 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 383 transitions. [2023-11-19 02:54:59,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 02:54:59,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:59,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:59,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat