./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Stockholm-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b537cff8-c01c-4651-920d-02ed92106350/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b537cff8-c01c-4651-920d-02ed92106350/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b537cff8-c01c-4651-920d-02ed92106350/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b537cff8-c01c-4651-920d-02ed92106350/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/Stockholm-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b537cff8-c01c-4651-920d-02ed92106350/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b537cff8-c01c-4651-920d-02ed92106350/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --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 0690e5781abea147059c8c3687dc0be9b462edcdf26c7ee50864c7e6884a231b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:42:05,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:42:05,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:42:05,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:42:05,190 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:42:05,194 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:42:05,197 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:42:05,200 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:42:05,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:42:05,208 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:42:05,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:42:05,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:42:05,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:42:05,218 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:42:05,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:42:05,224 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:42:05,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:42:05,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:42:05,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:42:05,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:42:05,236 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:42:05,260 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:42:05,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:42:05,262 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:42:05,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:42:05,266 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:42:05,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:42:05,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:42:05,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:42:05,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:42:05,269 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:42:05,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:42:05,270 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:42:05,271 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:42:05,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:42:05,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:42:05,273 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:42:05,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:42:05,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:42:05,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:42:05,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:42:05,297 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b537cff8-c01c-4651-920d-02ed92106350/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:42:05,333 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:42:05,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:42:05,334 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:42:05,335 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:42:05,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:42:05,336 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:42:05,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:42:05,336 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:42:05,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:42:05,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:42:05,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:42:05,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:42:05,338 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:42:05,339 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:42:05,339 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:42:05,339 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:42:05,339 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:42:05,340 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:42:05,340 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:42:05,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:42:05,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:42:05,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:42:05,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:42:05,341 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:42:05,341 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:42:05,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:42:05,342 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:42:05,342 INFO L138 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_b537cff8-c01c-4651-920d-02ed92106350/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b537cff8-c01c-4651-920d-02ed92106350/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0690e5781abea147059c8c3687dc0be9b462edcdf26c7ee50864c7e6884a231b [2022-11-20 17:42:05,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:42:05,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:42:05,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:42:05,668 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:42:05,669 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:42:05,671 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b537cff8-c01c-4651-920d-02ed92106350/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-crafted/Stockholm-1.c [2022-11-20 17:42:08,698 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:42:08,938 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:42:08,939 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b537cff8-c01c-4651-920d-02ed92106350/sv-benchmarks/c/termination-crafted/Stockholm-1.c [2022-11-20 17:42:08,948 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b537cff8-c01c-4651-920d-02ed92106350/bin/ukojak-pZX7IvK2PQ/data/208db4372/9ab987e742b248adb52680a547f65139/FLAG56c3529f1 [2022-11-20 17:42:08,966 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b537cff8-c01c-4651-920d-02ed92106350/bin/ukojak-pZX7IvK2PQ/data/208db4372/9ab987e742b248adb52680a547f65139 [2022-11-20 17:42:08,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:42:08,971 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:42:08,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:42:08,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:42:08,979 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:42:08,983 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:42:08" (1/1) ... [2022-11-20 17:42:08,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57344cc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:08, skipping insertion in model container [2022-11-20 17:42:08,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:42:08" (1/1) ... [2022-11-20 17:42:08,992 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:42:09,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:42:09,171 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:42:09,174 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:42:09,186 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:42:09,199 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:42:09,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:09 WrapperNode [2022-11-20 17:42:09,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:42:09,201 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:42:09,201 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:42:09,202 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:42:09,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:09" (1/1) ... [2022-11-20 17:42:09,214 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:09" (1/1) ... [2022-11-20 17:42:09,234 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2022-11-20 17:42:09,234 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:42:09,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:42:09,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:42:09,237 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:42:09,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:09" (1/1) ... [2022-11-20 17:42:09,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:09" (1/1) ... [2022-11-20 17:42:09,245 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:09" (1/1) ... [2022-11-20 17:42:09,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:09" (1/1) ... [2022-11-20 17:42:09,248 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:09" (1/1) ... [2022-11-20 17:42:09,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:09" (1/1) ... [2022-11-20 17:42:09,253 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:09" (1/1) ... [2022-11-20 17:42:09,254 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:09" (1/1) ... [2022-11-20 17:42:09,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:42:09,256 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:42:09,256 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:42:09,257 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:42:09,257 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:42:09" (1/1) ... [2022-11-20 17:42:09,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:42:09,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b537cff8-c01c-4651-920d-02ed92106350/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:42:09,291 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b537cff8-c01c-4651-920d-02ed92106350/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:42:09,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b537cff8-c01c-4651-920d-02ed92106350/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:42:09,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:42:09,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:42:09,426 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:42:09,429 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:42:09,553 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:42:09,570 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:42:09,570 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:42:09,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:42:09 BoogieIcfgContainer [2022-11-20 17:42:09,573 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:42:09,574 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:42:09,574 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:42:09,584 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:42:09,585 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:42:09" (1/1) ... [2022-11-20 17:42:09,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:42:09,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:09,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2022-11-20 17:42:09,654 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2022-11-20 17:42:09,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:42:09,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:09,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:09,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:09,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:09,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:09,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2022-11-20 17:42:09,920 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2022-11-20 17:42:09,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:42:09,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:09,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:09,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:09,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:10,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:10,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2022-11-20 17:42:10,199 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2022-11-20 17:42:10,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:42:10,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:10,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:10,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:10,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:10,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:10,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2022-11-20 17:42:10,802 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2022-11-20 17:42:10,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:42:10,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:10,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:10,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:10,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:11,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:11,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2022-11-20 17:42:11,491 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2022-11-20 17:42:11,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:42:11,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:11,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:11,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:11,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:11,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:11,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 34 states and 54 transitions. [2022-11-20 17:42:11,922 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2022-11-20 17:42:11,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:42:11,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:11,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:11,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:11,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:11,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:11,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 60 transitions. [2022-11-20 17:42:11,999 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 60 transitions. [2022-11-20 17:42:11,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:42:11,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:12,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:12,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:12,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:13,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:13,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 43 states and 77 transitions. [2022-11-20 17:42:13,229 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 77 transitions. [2022-11-20 17:42:13,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:42:13,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:13,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:13,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:13,272 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:42:14,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:14,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 49 states and 84 transitions. [2022-11-20 17:42:14,102 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 84 transitions. [2022-11-20 17:42:14,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:42:14,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:14,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:14,314 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:16,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:16,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 60 states and 106 transitions. [2022-11-20 17:42:16,472 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 106 transitions. [2022-11-20 17:42:16,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:42:16,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:16,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:16,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:16,504 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:42:17,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:17,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 66 states and 112 transitions. [2022-11-20 17:42:17,303 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 112 transitions. [2022-11-20 17:42:17,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:42:17,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:17,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:17,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:17,607 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:20,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:20,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 79 states and 142 transitions. [2022-11-20 17:42:20,896 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 142 transitions. [2022-11-20 17:42:20,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:42:20,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:20,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:20,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:20,938 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:22,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:22,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 83 states and 151 transitions. [2022-11-20 17:42:22,014 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 151 transitions. [2022-11-20 17:42:22,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:42:22,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:22,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:22,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:22,062 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 17:42:22,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:22,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 86 states and 157 transitions. [2022-11-20 17:42:22,899 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 157 transitions. [2022-11-20 17:42:22,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:42:22,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:22,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:22,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:22,931 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 17:42:23,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:23,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 89 states and 161 transitions. [2022-11-20 17:42:23,431 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 161 transitions. [2022-11-20 17:42:23,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:42:23,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:23,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:23,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:23,699 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:27,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:27,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 105 states and 195 transitions. [2022-11-20 17:42:27,348 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 195 transitions. [2022-11-20 17:42:27,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:42:27,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:27,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:27,390 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:29,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:29,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 112 states and 209 transitions. [2022-11-20 17:42:29,422 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 209 transitions. [2022-11-20 17:42:29,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:42:29,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:29,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:29,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:29,466 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:31,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:31,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 116 states and 216 transitions. [2022-11-20 17:42:31,036 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 216 transitions. [2022-11-20 17:42:31,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:42:31,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:31,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:31,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:31,082 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 17:42:32,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:32,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 121 states and 226 transitions. [2022-11-20 17:42:32,134 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 226 transitions. [2022-11-20 17:42:32,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:42:32,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:32,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:32,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:32,166 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 17:42:32,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:32,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 123 states and 231 transitions. [2022-11-20 17:42:32,897 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 231 transitions. [2022-11-20 17:42:32,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:42:32,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:32,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:32,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:32,967 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 17:42:33,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:33,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 125 states and 234 transitions. [2022-11-20 17:42:33,616 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 234 transitions. [2022-11-20 17:42:33,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:42:33,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:33,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:33,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:34,326 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:40,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:40,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 144 states and 281 transitions. [2022-11-20 17:42:40,201 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 281 transitions. [2022-11-20 17:42:40,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:42:40,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:40,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:40,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:40,250 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:43,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:43,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 153 states and 298 transitions. [2022-11-20 17:42:43,242 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 298 transitions. [2022-11-20 17:42:43,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:42:43,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:43,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:43,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:43,290 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:44,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:44,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 155 states and 302 transitions. [2022-11-20 17:42:44,209 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 302 transitions. [2022-11-20 17:42:44,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:42:44,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:44,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:44,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:44,258 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:48,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:48,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 162 states and 317 transitions. [2022-11-20 17:42:48,114 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 317 transitions. [2022-11-20 17:42:48,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:42:48,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:48,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:48,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:48,141 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-20 17:42:49,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:49,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 164 states and 320 transitions. [2022-11-20 17:42:49,110 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 320 transitions. [2022-11-20 17:42:49,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:42:49,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:49,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:49,158 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-20 17:42:50,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:50,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 166 states and 325 transitions. [2022-11-20 17:42:50,107 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 325 transitions. [2022-11-20 17:42:50,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:42:50,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:50,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:50,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:50,134 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-20 17:42:50,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:50,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 167 states and 325 transitions. [2022-11-20 17:42:50,615 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 325 transitions. [2022-11-20 17:42:50,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:42:50,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:50,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:50,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:51,329 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:42:55,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:55,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 174 states and 340 transitions. [2022-11-20 17:42:55,548 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 340 transitions. [2022-11-20 17:42:55,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:42:55,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:55,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:55,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:55,589 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:43:01,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:01,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 188 states and 373 transitions. [2022-11-20 17:43:01,179 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 373 transitions. [2022-11-20 17:43:01,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:43:01,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:01,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:01,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:01,223 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:43:02,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:02,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 190 states and 385 transitions. [2022-11-20 17:43:02,605 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 385 transitions. [2022-11-20 17:43:02,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:43:02,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:02,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:02,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:02,660 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:43:03,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:03,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 192 states and 389 transitions. [2022-11-20 17:43:03,590 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 389 transitions. [2022-11-20 17:43:03,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:43:03,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:03,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:03,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:03,618 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-20 17:43:04,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:04,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 193 states and 389 transitions. [2022-11-20 17:43:04,223 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 389 transitions. [2022-11-20 17:43:04,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:43:04,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:04,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:04,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:04,251 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-20 17:43:06,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:06,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 200 states and 399 transitions. [2022-11-20 17:43:06,399 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 399 transitions. [2022-11-20 17:43:06,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:43:06,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:06,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:06,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:07,479 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:43:14,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:14,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 215 states and 430 transitions. [2022-11-20 17:43:14,431 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 430 transitions. [2022-11-20 17:43:14,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:43:14,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:14,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:14,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:15,875 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:43:19,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:19,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 222 states and 442 transitions. [2022-11-20 17:43:19,991 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 442 transitions. [2022-11-20 17:43:19,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:43:19,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:19,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:19,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:21,465 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:43:26,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:26,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 229 states and 454 transitions. [2022-11-20 17:43:26,051 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 454 transitions. [2022-11-20 17:43:26,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:43:26,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:26,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:26,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:27,652 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:43:32,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:32,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 236 states and 466 transitions. [2022-11-20 17:43:32,704 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 466 transitions. [2022-11-20 17:43:32,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:43:32,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:32,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:32,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:34,508 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:43:39,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:39,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 243 states and 478 transitions. [2022-11-20 17:43:39,897 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 478 transitions. [2022-11-20 17:43:39,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 17:43:39,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:39,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:39,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:41,892 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:43:47,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:47,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 250 states and 490 transitions. [2022-11-20 17:43:47,829 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 490 transitions. [2022-11-20 17:43:47,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:43:47,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:47,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:50,134 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:43:56,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:43:56,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 257 states and 502 transitions. [2022-11-20 17:43:56,585 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 502 transitions. [2022-11-20 17:43:56,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 17:43:56,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:43:56,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:43:56,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:43:59,019 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:44:05,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:05,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 264 states and 514 transitions. [2022-11-20 17:44:05,799 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 514 transitions. [2022-11-20 17:44:05,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 17:44:05,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:05,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:05,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:08,575 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 212 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:44:16,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:16,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 271 states and 526 transitions. [2022-11-20 17:44:16,081 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 526 transitions. [2022-11-20 17:44:16,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 17:44:16,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:16,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:16,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:18,956 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 228 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:44:26,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:26,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 278 states and 538 transitions. [2022-11-20 17:44:26,852 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 538 transitions. [2022-11-20 17:44:26,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 17:44:26,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:26,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:26,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:30,186 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:44:38,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:38,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 285 states and 550 transitions. [2022-11-20 17:44:38,630 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 550 transitions. [2022-11-20 17:44:38,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-20 17:44:38,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:38,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:38,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:42,242 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:44:51,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:51,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 292 states and 562 transitions. [2022-11-20 17:44:51,378 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 562 transitions. [2022-11-20 17:44:51,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:44:51,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:51,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:51,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:55,152 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 335 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:04,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:04,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 299 states and 574 transitions. [2022-11-20 17:45:04,664 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 574 transitions. [2022-11-20 17:45:04,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 17:45:04,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:04,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:04,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:08,810 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 0 proven. 355 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:19,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:19,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 306 states and 586 transitions. [2022-11-20 17:45:19,117 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 586 transitions. [2022-11-20 17:45:19,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-20 17:45:19,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:19,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:19,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:23,587 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 407 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:34,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:34,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 313 states and 598 transitions. [2022-11-20 17:45:34,433 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 598 transitions. [2022-11-20 17:45:34,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-20 17:45:34,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:34,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:34,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:39,002 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:52,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:52,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 320 states and 610 transitions. [2022-11-20 17:45:52,108 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 610 transitions. [2022-11-20 17:45:52,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-20 17:45:52,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:52,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:52,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:57,589 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:09,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:09,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 327 states and 622 transitions. [2022-11-20 17:46:09,830 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 622 transitions. [2022-11-20 17:46:09,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-20 17:46:09,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:09,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:09,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:15,387 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 0 proven. 510 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:28,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:28,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 334 states and 634 transitions. [2022-11-20 17:46:28,377 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 634 transitions. [2022-11-20 17:46:28,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-20 17:46:28,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:28,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:28,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:34,511 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 0 proven. 572 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:48,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:48,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 341 states and 646 transitions. [2022-11-20 17:46:48,388 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 646 transitions. [2022-11-20 17:46:48,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-20 17:46:48,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:48,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:48,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:54,953 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 0 proven. 598 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:09,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:09,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 348 states and 658 transitions. [2022-11-20 17:47:09,801 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 658 transitions. [2022-11-20 17:47:09,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-20 17:47:09,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:09,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:09,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:16,818 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 0 proven. 665 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:32,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:32,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 355 states and 670 transitions. [2022-11-20 17:47:32,241 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 670 transitions. [2022-11-20 17:47:32,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-20 17:47:32,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:32,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:32,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:39,287 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 0 proven. 693 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:55,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:55,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 362 states and 682 transitions. [2022-11-20 17:47:55,459 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 682 transitions. [2022-11-20 17:47:55,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-20 17:47:55,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:55,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:55,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:03,183 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 765 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:48:20,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:20,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 369 states and 694 transitions. [2022-11-20 17:48:20,169 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 694 transitions. [2022-11-20 17:48:20,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-20 17:48:20,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:20,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:20,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:28,481 INFO L134 CoverageAnalysis]: Checked inductivity of 795 backedges. 0 proven. 795 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:48:46,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:46,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 376 states and 706 transitions. [2022-11-20 17:48:46,633 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 706 transitions. [2022-11-20 17:48:46,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 17:48:46,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:46,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:55,616 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 0 proven. 872 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:49:14,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:14,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 383 states and 718 transitions. [2022-11-20 17:49:14,407 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 718 transitions. [2022-11-20 17:49:14,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-20 17:49:14,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:14,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:14,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:23,333 INFO L134 CoverageAnalysis]: Checked inductivity of 904 backedges. 0 proven. 904 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:49:43,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:43,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 390 states and 730 transitions. [2022-11-20 17:49:43,195 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 730 transitions. [2022-11-20 17:49:43,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-20 17:49:43,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:43,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:43,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:52,820 INFO L134 CoverageAnalysis]: Checked inductivity of 986 backedges. 0 proven. 986 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:50:13,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:13,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 397 states and 742 transitions. [2022-11-20 17:50:13,181 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 742 transitions. [2022-11-20 17:50:13,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-20 17:50:13,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:13,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:13,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:23,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 0 proven. 1020 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:50:45,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:45,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 404 states and 754 transitions. [2022-11-20 17:50:45,040 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 754 transitions. [2022-11-20 17:50:45,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-11-20 17:50:45,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:45,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:45,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:55,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 1107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:18,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:18,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 411 states and 766 transitions. [2022-11-20 17:51:18,409 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 766 transitions. [2022-11-20 17:51:18,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-11-20 17:51:18,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:18,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:18,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:30,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1143 backedges. 0 proven. 1143 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:53,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:53,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 418 states and 778 transitions. [2022-11-20 17:51:53,527 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 778 transitions. [2022-11-20 17:51:53,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-11-20 17:51:53,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:53,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:53,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:05,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1235 backedges. 0 proven. 1235 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:30,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:30,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 425 states and 790 transitions. [2022-11-20 17:52:30,347 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 790 transitions. [2022-11-20 17:52:30,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-11-20 17:52:30,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:30,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:30,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:42,990 INFO L134 CoverageAnalysis]: Checked inductivity of 1273 backedges. 0 proven. 1273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:08,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:08,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 432 states and 802 transitions. [2022-11-20 17:53:08,873 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 802 transitions. [2022-11-20 17:53:08,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-11-20 17:53:08,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:08,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:08,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:22,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 1370 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:48,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:48,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 439 states and 814 transitions. [2022-11-20 17:53:48,929 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 814 transitions. [2022-11-20 17:53:48,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-20 17:53:48,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:48,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:48,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:02,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1410 backedges. 0 proven. 1410 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:54:30,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:30,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 446 states and 826 transitions. [2022-11-20 17:54:30,684 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 826 transitions. [2022-11-20 17:54:30,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-20 17:54:30,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:30,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:30,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:45,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 1512 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:14,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:14,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 453 states and 838 transitions. [2022-11-20 17:55:14,848 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 838 transitions. [2022-11-20 17:55:14,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-11-20 17:55:14,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:14,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:14,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat