./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 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c5855b-3ab0-4e4b-a2be-cdb5e915ba59/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c5855b-3ab0-4e4b-a2be-cdb5e915ba59/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c5855b-3ab0-4e4b-a2be-cdb5e915ba59/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c5855b-3ab0-4e4b-a2be-cdb5e915ba59/bin/ukojak-verify-1t5iHCbJaC/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_09c5855b-3ab0-4e4b-a2be-cdb5e915ba59/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c5855b-3ab0-4e4b-a2be-cdb5e915ba59/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f5c3252c23e9c49e7b3cce6858e3c801f843203fda4604e23c25c5a714e6a2c0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:24:02,040 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:24:02,159 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c5855b-3ab0-4e4b-a2be-cdb5e915ba59/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:24:02,165 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:24:02,166 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:24:02,203 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:24:02,204 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:24:02,205 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:24:02,206 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:24:02,212 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:24:02,213 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:24:02,213 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:24:02,214 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:24:02,216 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:24:02,216 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:24:02,217 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:24:02,217 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:24:02,218 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:24:02,218 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:24:02,219 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:24:02,219 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:24:02,221 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:24:02,221 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:24:02,222 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:24:02,222 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:24:02,223 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:24:02,223 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:24:02,224 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:24:02,224 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:24:02,225 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:24:02,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:24:02,227 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:24:02,227 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_09c5855b-3ab0-4e4b-a2be-cdb5e915ba59/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c5855b-3ab0-4e4b-a2be-cdb5e915ba59/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5c3252c23e9c49e7b3cce6858e3c801f843203fda4604e23c25c5a714e6a2c0 [2023-11-23 20:24:02,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:24:02,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:24:02,585 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:24:02,586 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:24:02,587 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:24:02,588 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c5855b-3ab0-4e4b-a2be-cdb5e915ba59/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2023-11-23 20:24:05,701 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:24:06,148 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:24:06,151 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c5855b-3ab0-4e4b-a2be-cdb5e915ba59/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2023-11-23 20:24:06,204 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c5855b-3ab0-4e4b-a2be-cdb5e915ba59/bin/ukojak-verify-1t5iHCbJaC/data/7ae46595f/7e95a281b2ef4fab85fbe30d3872186f/FLAG9c3617465 [2023-11-23 20:24:06,222 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c5855b-3ab0-4e4b-a2be-cdb5e915ba59/bin/ukojak-verify-1t5iHCbJaC/data/7ae46595f/7e95a281b2ef4fab85fbe30d3872186f [2023-11-23 20:24:06,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:24:06,229 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:24:06,233 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:24:06,233 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:24:06,238 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:24:06,239 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:24:06" (1/1) ... [2023-11-23 20:24:06,240 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@133e0dd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:06, skipping insertion in model container [2023-11-23 20:24:06,242 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:24:06" (1/1) ... [2023-11-23 20:24:06,376 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:24:07,774 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:24:07,812 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:24:07,980 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:24:08,190 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:24:08,191 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:24:08,198 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:24:08,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:08 WrapperNode [2023-11-23 20:24:08,199 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:24:08,200 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:24:08,200 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:24:08,201 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:24:08,208 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:08" (1/1) ... [2023-11-23 20:24:08,252 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:08" (1/1) ... [2023-11-23 20:24:08,316 INFO L138 Inliner]: procedures = 574, calls = 148, calls flagged for inlining = 16, calls inlined = 15, statements flattened = 521 [2023-11-23 20:24:08,316 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:24:08,317 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:24:08,317 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:24:08,318 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:24:08,328 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:08" (1/1) ... [2023-11-23 20:24:08,328 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:08" (1/1) ... [2023-11-23 20:24:08,347 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:08" (1/1) ... [2023-11-23 20:24:08,355 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:08" (1/1) ... [2023-11-23 20:24:08,408 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:08" (1/1) ... [2023-11-23 20:24:08,418 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:08" (1/1) ... [2023-11-23 20:24:08,438 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:08" (1/1) ... [2023-11-23 20:24:08,451 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:08" (1/1) ... [2023-11-23 20:24:08,461 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:24:08,462 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:24:08,462 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:24:08,463 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:24:08,464 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:08" (1/1) ... [2023-11-23 20:24:08,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:24:08,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c5855b-3ab0-4e4b-a2be-cdb5e915ba59/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:24:08,496 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c5855b-3ab0-4e4b-a2be-cdb5e915ba59/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:24:08,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09c5855b-3ab0-4e4b-a2be-cdb5e915ba59/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:24:08,543 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-23 20:24:08,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:24:08,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:24:08,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:24:08,544 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:24:08,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:24:08,545 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-23 20:24:08,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:24:08,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:24:08,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:24:08,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:24:08,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-23 20:24:08,546 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-23 20:24:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:24:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:24:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:24:08,547 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:24:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:24:08,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:24:08,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:24:08,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:24:08,932 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:24:08,935 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:24:09,482 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:24:09,631 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:24:09,631 INFO L309 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-23 20:24:09,633 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:24:09 BoogieIcfgContainer [2023-11-23 20:24:09,633 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:24:09,634 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:24:09,634 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:24:09,645 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:24:09,645 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:24:09" (1/1) ... [2023-11-23 20:24:09,655 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:24:09,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:09,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 129 states and 164 transitions. [2023-11-23 20:24:09,731 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 164 transitions. [2023-11-23 20:24:09,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:24:09,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:09,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:10,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:10,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:10,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 131 states and 167 transitions. [2023-11-23 20:24:10,329 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 167 transitions. [2023-11-23 20:24:10,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:24:10,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:10,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:10,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:10,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:10,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:10,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 132 states and 168 transitions. [2023-11-23 20:24:10,464 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 168 transitions. [2023-11-23 20:24:10,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:24:10,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:10,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:10,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:10,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:10,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:10,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 134 states and 171 transitions. [2023-11-23 20:24:10,707 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 171 transitions. [2023-11-23 20:24:10,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:24:10,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:10,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:10,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:10,840 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:24:10,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:10,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 133 states and 170 transitions. [2023-11-23 20:24:10,925 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 170 transitions. [2023-11-23 20:24:10,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:24:10,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:10,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:10,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:11,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:11,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:11,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 134 states and 171 transitions. [2023-11-23 20:24:11,162 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 171 transitions. [2023-11-23 20:24:11,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:24:11,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:11,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:11,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:11,342 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:24:11,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:11,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 133 states and 170 transitions. [2023-11-23 20:24:11,499 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 170 transitions. [2023-11-23 20:24:11,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:24:11,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:11,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:11,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:11,654 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:24:11,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:11,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 132 states and 169 transitions. [2023-11-23 20:24:11,699 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 169 transitions. [2023-11-23 20:24:11,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:24:11,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:11,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:11,889 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:12,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:12,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 135 states and 172 transitions. [2023-11-23 20:24:12,105 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 172 transitions. [2023-11-23 20:24:12,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:24:12,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:12,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:12,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:12,312 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:12,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:12,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 138 states and 175 transitions. [2023-11-23 20:24:12,468 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 175 transitions. [2023-11-23 20:24:12,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:24:12,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:12,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:12,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:12,727 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:12,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:12,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 141 states and 178 transitions. [2023-11-23 20:24:12,903 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 178 transitions. [2023-11-23 20:24:12,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:24:12,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:12,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:12,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:13,170 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:13,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:13,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 144 states and 181 transitions. [2023-11-23 20:24:13,352 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 181 transitions. [2023-11-23 20:24:13,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:24:13,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:13,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:13,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:13,639 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:13,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:13,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 147 states and 184 transitions. [2023-11-23 20:24:13,848 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 184 transitions. [2023-11-23 20:24:13,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:24:13,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:13,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:13,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:14,119 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:14,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:14,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 150 states and 187 transitions. [2023-11-23 20:24:14,375 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 187 transitions. [2023-11-23 20:24:14,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:24:14,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:14,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:14,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:14,691 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:14,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:14,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 153 states and 190 transitions. [2023-11-23 20:24:14,930 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 190 transitions. [2023-11-23 20:24:14,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:24:14,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:14,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:14,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:15,344 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:15,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:15,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 156 states and 192 transitions. [2023-11-23 20:24:15,504 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 192 transitions. [2023-11-23 20:24:15,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:24:15,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:15,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:15,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:15,862 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:24:16,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:16,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 155 states and 191 transitions. [2023-11-23 20:24:16,097 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 191 transitions. [2023-11-23 20:24:16,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:24:16,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:16,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:16,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:16,296 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:24:16,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:16,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 154 states and 190 transitions. [2023-11-23 20:24:16,332 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 190 transitions. [2023-11-23 20:24:16,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:24:16,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:16,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:16,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:16,500 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:24:16,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:16,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 153 states and 189 transitions. [2023-11-23 20:24:16,632 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 189 transitions. [2023-11-23 20:24:16,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:24:16,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:16,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:16,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:16,820 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:24:16,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:16,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 155 states and 192 transitions. [2023-11-23 20:24:16,894 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 192 transitions. [2023-11-23 20:24:16,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:24:16,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:16,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:16,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:17,088 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:24:17,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:17,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 156 states and 193 transitions. [2023-11-23 20:24:17,122 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 193 transitions. [2023-11-23 20:24:17,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:24:17,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:17,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:17,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:17,372 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:24:17,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:17,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 158 states and 196 transitions. [2023-11-23 20:24:17,528 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 196 transitions. [2023-11-23 20:24:17,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:24:17,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:17,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:17,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:17,729 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:24:18,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:18,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 164 states and 207 transitions. [2023-11-23 20:24:18,123 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 207 transitions. [2023-11-23 20:24:18,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:24:18,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:18,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:18,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:18,339 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:24:18,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:18,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 163 states and 206 transitions. [2023-11-23 20:24:18,585 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 206 transitions. [2023-11-23 20:24:18,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:24:18,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:18,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:18,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:18,757 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:24:18,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:18,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 164 states and 207 transitions. [2023-11-23 20:24:18,786 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 207 transitions. [2023-11-23 20:24:18,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:24:18,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:18,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:18,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:18,966 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:24:19,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:19,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 166 states and 211 transitions. [2023-11-23 20:24:19,045 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 211 transitions. [2023-11-23 20:24:19,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:24:19,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:19,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:19,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:19,334 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:24:19,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:19,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 165 states and 210 transitions. [2023-11-23 20:24:19,688 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2023-11-23 20:24:19,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:24:19,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:19,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:19,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:19,837 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-23 20:24:20,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:20,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 167 states and 213 transitions. [2023-11-23 20:24:20,291 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 213 transitions. [2023-11-23 20:24:20,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:24:20,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:20,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:20,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:20,475 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:24:20,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:20,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 168 states and 214 transitions. [2023-11-23 20:24:20,508 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 214 transitions. [2023-11-23 20:24:20,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:24:20,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:20,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:20,768 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:24:20,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:20,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 170 states and 218 transitions. [2023-11-23 20:24:20,961 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 218 transitions. [2023-11-23 20:24:20,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:24:20,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:20,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:21,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:21,157 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-23 20:24:21,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:21,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 172 states and 219 transitions. [2023-11-23 20:24:21,431 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 219 transitions. [2023-11-23 20:24:21,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:24:21,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:21,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:21,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:21,669 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:24:22,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:22,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 175 states and 223 transitions. [2023-11-23 20:24:22,029 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 223 transitions. [2023-11-23 20:24:22,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:24:22,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:22,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:22,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:22,280 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:24:22,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:22,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 176 states and 224 transitions. [2023-11-23 20:24:22,587 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 224 transitions. [2023-11-23 20:24:22,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:24:22,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:22,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:22,871 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-23 20:24:23,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:23,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 175 states and 223 transitions. [2023-11-23 20:24:23,318 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 223 transitions. [2023-11-23 20:24:23,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:24:23,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:23,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:23,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:23,565 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-23 20:24:25,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:25,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 189 states and 249 transitions. [2023-11-23 20:24:25,144 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 249 transitions. [2023-11-23 20:24:25,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:24:25,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:25,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:25,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:25,349 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:24:25,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:25,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 190 states and 250 transitions. [2023-11-23 20:24:25,639 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 250 transitions. [2023-11-23 20:24:25,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:24:25,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:25,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:25,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:25,738 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-11-23 20:24:25,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:25,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 190 states and 249 transitions. [2023-11-23 20:24:25,755 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 249 transitions. [2023-11-23 20:24:25,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:24:25,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:25,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:25,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:26,108 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-23 20:24:26,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:26,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 192 states and 251 transitions. [2023-11-23 20:24:26,316 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 251 transitions. [2023-11-23 20:24:26,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:24:26,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:26,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:26,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:26,486 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2023-11-23 20:24:26,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:26,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 194 states and 252 transitions. [2023-11-23 20:24:26,913 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 252 transitions. [2023-11-23 20:24:26,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:24:26,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:26,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:26,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:27,120 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2023-11-23 20:24:27,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:27,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 196 states and 253 transitions. [2023-11-23 20:24:27,444 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 253 transitions. [2023-11-23 20:24:27,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:24:27,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:27,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:27,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:27,723 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-23 20:24:29,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:29,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 205 states and 268 transitions. [2023-11-23 20:24:29,726 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 268 transitions. [2023-11-23 20:24:29,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:24:29,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:29,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:29,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:30,001 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-23 20:24:32,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:32,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 215 states and 283 transitions. [2023-11-23 20:24:32,024 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 283 transitions. [2023-11-23 20:24:32,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:24:32,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:32,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:32,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:32,509 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:24:39,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:39,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 265 states and 350 transitions. [2023-11-23 20:24:39,919 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 350 transitions. [2023-11-23 20:24:39,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:24:39,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:39,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:39,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:40,351 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:24:40,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:40,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 267 states and 353 transitions. [2023-11-23 20:24:40,680 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 353 transitions. [2023-11-23 20:24:40,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:24:40,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:40,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:40,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:40,965 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:24:41,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:41,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 270 states and 359 transitions. [2023-11-23 20:24:41,136 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 359 transitions. [2023-11-23 20:24:41,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:24:41,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:41,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:41,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:41,383 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-23 20:24:41,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:41,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 272 states and 360 transitions. [2023-11-23 20:24:41,915 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 360 transitions. [2023-11-23 20:24:41,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:24:41,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:41,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:41,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:42,058 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:24:42,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:42,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 273 states and 361 transitions. [2023-11-23 20:24:42,081 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 361 transitions. [2023-11-23 20:24:42,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:24:42,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:42,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:42,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:42,255 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-23 20:24:43,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:43,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 280 states and 374 transitions. [2023-11-23 20:24:43,479 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 374 transitions. [2023-11-23 20:24:43,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:24:43,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:43,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:43,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:43,692 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-23 20:24:44,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:44,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 282 states and 375 transitions. [2023-11-23 20:24:44,277 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 375 transitions. [2023-11-23 20:24:44,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:24:44,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:44,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:44,388 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:24:44,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:44,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 282 states and 374 transitions. [2023-11-23 20:24:44,406 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 374 transitions. [2023-11-23 20:24:44,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:24:44,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:44,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:44,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:44,593 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2023-11-23 20:24:44,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:44,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 284 states and 376 transitions. [2023-11-23 20:24:44,865 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 376 transitions. [2023-11-23 20:24:44,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:24:44,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:44,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:45,298 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-23 20:24:45,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:45,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 285 states and 377 transitions. [2023-11-23 20:24:45,845 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 377 transitions. [2023-11-23 20:24:45,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:24:45,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:45,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:45,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:46,207 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:24:46,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:46,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 288 states and 383 transitions. [2023-11-23 20:24:46,703 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 383 transitions. [2023-11-23 20:24:46,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:24:46,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:46,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:46,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:47,179 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 20:24:47,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:47,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 287 states and 382 transitions. [2023-11-23 20:24:47,393 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 382 transitions. [2023-11-23 20:24:47,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:24:47,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:47,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:47,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:47,954 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2023-11-23 20:24:49,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:49,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 287 states and 380 transitions. [2023-11-23 20:24:49,267 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 380 transitions. [2023-11-23 20:24:49,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:24:49,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:49,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:49,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat