./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/aviad.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb7ba0fd-c728-4faf-aab2-8e33bb729b13/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb7ba0fd-c728-4faf-aab2-8e33bb729b13/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb7ba0fd-c728-4faf-aab2-8e33bb729b13/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb7ba0fd-c728-4faf-aab2-8e33bb729b13/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/aviad.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb7ba0fd-c728-4faf-aab2-8e33bb729b13/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb7ba0fd-c728-4faf-aab2-8e33bb729b13/bin/ukojak-vF6T2TMglN --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 212c9b1b6a93f8f17548e7937584929a6b6ed1677eb6287f5deae898fbaeb3a4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:42:47,986 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:42:47,988 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:42:48,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:42:48,019 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:42:48,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:42:48,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:42:48,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:42:48,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:42:48,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:42:48,029 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:42:48,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:42:48,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:42:48,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:42:48,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:42:48,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:42:48,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:42:48,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:42:48,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:42:48,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:42:48,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:42:48,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:42:48,046 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:42:48,047 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:42:48,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:42:48,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:42:48,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:42:48,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:42:48,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:42:48,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:42:48,054 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:42:48,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:42:48,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:42:48,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:42:48,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:42:48,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:42:48,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:42:48,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:42:48,061 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:42:48,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:42:48,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:42:48,064 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb7ba0fd-c728-4faf-aab2-8e33bb729b13/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-21 05:42:48,090 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:42:48,090 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:42:48,091 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:42:48,091 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:42:48,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:42:48,092 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:42:48,092 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:42:48,093 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 05:42:48,093 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:42:48,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:42:48,093 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:42:48,093 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:42:48,094 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:42:48,094 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 05:42:48,094 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:42:48,094 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:42:48,094 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:42:48,094 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:42:48,095 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:42:48,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:42:48,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:42:48,095 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:42:48,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:42:48,096 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:42:48,096 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:42:48,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:42:48,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:42:48,096 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_eb7ba0fd-c728-4faf-aab2-8e33bb729b13/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb7ba0fd-c728-4faf-aab2-8e33bb729b13/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 212c9b1b6a93f8f17548e7937584929a6b6ed1677eb6287f5deae898fbaeb3a4 [2021-11-21 05:42:48,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:42:48,393 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:42:48,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:42:48,396 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:42:48,397 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:42:48,399 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb7ba0fd-c728-4faf-aab2-8e33bb729b13/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/termination-crafted-lit/aviad.c [2021-11-21 05:42:48,476 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb7ba0fd-c728-4faf-aab2-8e33bb729b13/bin/ukojak-vF6T2TMglN/data/9ff95ac90/9a08f6b191f648a990afb64658893c9c/FLAGafdef4e43 [2021-11-21 05:42:48,978 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:42:48,979 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb7ba0fd-c728-4faf-aab2-8e33bb729b13/sv-benchmarks/c/termination-crafted-lit/aviad.c [2021-11-21 05:42:48,985 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb7ba0fd-c728-4faf-aab2-8e33bb729b13/bin/ukojak-vF6T2TMglN/data/9ff95ac90/9a08f6b191f648a990afb64658893c9c/FLAGafdef4e43 [2021-11-21 05:42:49,379 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb7ba0fd-c728-4faf-aab2-8e33bb729b13/bin/ukojak-vF6T2TMglN/data/9ff95ac90/9a08f6b191f648a990afb64658893c9c [2021-11-21 05:42:49,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:42:49,383 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:42:49,395 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:42:49,395 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:42:49,398 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:42:49,399 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:42:49" (1/1) ... [2021-11-21 05:42:49,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26359d94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:49, skipping insertion in model container [2021-11-21 05:42:49,400 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:42:49" (1/1) ... [2021-11-21 05:42:49,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:42:49,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:42:49,581 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:42:49,584 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:42:49,596 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:42:49,606 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:42:49,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:49 WrapperNode [2021-11-21 05:42:49,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:42:49,608 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:42:49,608 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:42:49,608 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:42:49,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:49" (1/1) ... [2021-11-21 05:42:49,620 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:49" (1/1) ... [2021-11-21 05:42:49,638 INFO L137 Inliner]: procedures = 5, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 33 [2021-11-21 05:42:49,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:42:49,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:42:49,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:42:49,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:42:49,648 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:49" (1/1) ... [2021-11-21 05:42:49,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:49" (1/1) ... [2021-11-21 05:42:49,649 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:49" (1/1) ... [2021-11-21 05:42:49,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:49" (1/1) ... [2021-11-21 05:42:49,652 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:49" (1/1) ... [2021-11-21 05:42:49,656 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:49" (1/1) ... [2021-11-21 05:42:49,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:49" (1/1) ... [2021-11-21 05:42:49,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:42:49,659 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:42:49,659 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:42:49,659 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:42:49,660 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:42:49" (1/1) ... [2021-11-21 05:42:49,676 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:42:49,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb7ba0fd-c728-4faf-aab2-8e33bb729b13/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:42:49,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb7ba0fd-c728-4faf-aab2-8e33bb729b13/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:42:49,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb7ba0fd-c728-4faf-aab2-8e33bb729b13/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:42:49,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:42:49,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:42:49,797 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:42:49,799 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:42:49,907 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:42:49,929 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:42:49,930 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-21 05:42:49,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:42:49 BoogieIcfgContainer [2021-11-21 05:42:49,932 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:42:49,933 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:42:49,933 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:42:49,943 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:42:49,943 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:42:49" (1/1) ... [2021-11-21 05:42:49,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:42:50,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:50,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2021-11-21 05:42:50,014 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2021-11-21 05:42:50,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:42:50,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:50,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:50,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:50,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:50,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2021-11-21 05:42:50,295 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2021-11-21 05:42:50,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:42:50,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:50,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:50,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:50,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:50,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:50,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2021-11-21 05:42:50,843 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2021-11-21 05:42:50,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 05:42:50,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:50,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:50,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:50,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:51,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:51,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2021-11-21 05:42:51,003 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2021-11-21 05:42:51,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 05:42:51,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:51,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:51,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:51,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:51,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:51,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2021-11-21 05:42:51,339 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2021-11-21 05:42:51,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:42:51,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:51,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:51,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:51,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:51,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:51,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2021-11-21 05:42:51,892 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2021-11-21 05:42:51,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:42:51,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:51,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:51,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:51,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:52,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:52,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2021-11-21 05:42:52,169 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2021-11-21 05:42:52,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:42:52,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:52,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:52,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:52,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:52,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 36 states and 52 transitions. [2021-11-21 05:42:52,896 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 52 transitions. [2021-11-21 05:42:52,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:42:52,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:52,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:52,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:52,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:53,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:53,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 38 states and 54 transitions. [2021-11-21 05:42:53,199 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 54 transitions. [2021-11-21 05:42:53,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:42:53,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:53,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:53,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:53,246 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:53,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:53,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 41 states and 59 transitions. [2021-11-21 05:42:53,689 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 59 transitions. [2021-11-21 05:42:53,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:42:53,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:53,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:53,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:53,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:53,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:53,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 42 states and 60 transitions. [2021-11-21 05:42:53,929 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 60 transitions. [2021-11-21 05:42:53,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:42:53,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:53,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:53,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:54,058 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:54,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:54,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 49 states and 73 transitions. [2021-11-21 05:42:54,909 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2021-11-21 05:42:54,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:42:54,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:54,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:54,949 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:55,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:55,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2021-11-21 05:42:55,275 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2021-11-21 05:42:55,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:42:55,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:55,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:55,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:55,307 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:42:55,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:55,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 53 states and 78 transitions. [2021-11-21 05:42:55,656 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 78 transitions. [2021-11-21 05:42:55,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:42:55,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:55,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:55,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:55,768 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:55,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:55,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 55 states and 80 transitions. [2021-11-21 05:42:55,971 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2021-11-21 05:42:55,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:42:55,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:55,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:55,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:56,083 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:57,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:57,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 62 states and 93 transitions. [2021-11-21 05:42:57,176 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 93 transitions. [2021-11-21 05:42:57,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:42:57,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:57,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:57,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:57,206 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:57,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:57,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 64 states and 95 transitions. [2021-11-21 05:42:57,642 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 95 transitions. [2021-11-21 05:42:57,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:57,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:57,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:57,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:57,681 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 05:42:58,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:58,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 66 states and 98 transitions. [2021-11-21 05:42:58,157 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 98 transitions. [2021-11-21 05:42:58,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:42:58,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:58,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:58,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:58,715 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:43:01,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:01,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 80 states and 118 transitions. [2021-11-21 05:43:01,515 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 118 transitions. [2021-11-21 05:43:01,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:43:01,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:01,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:01,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:01,725 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:43:02,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:02,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 87 states and 131 transitions. [2021-11-21 05:43:02,995 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 131 transitions. [2021-11-21 05:43:02,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:43:02,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:02,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:03,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:03,031 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:43:03,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:03,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2021-11-21 05:43:03,626 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2021-11-21 05:43:03,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:43:03,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:03,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:03,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:03,648 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 05:43:04,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:04,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 91 states and 136 transitions. [2021-11-21 05:43:04,275 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2021-11-21 05:43:04,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:43:04,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:04,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:04,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:04,703 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 34 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:43:07,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:07,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 105 states and 156 transitions. [2021-11-21 05:43:07,437 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 156 transitions. [2021-11-21 05:43:07,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:43:07,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:07,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:07,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:07,650 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:43:09,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:09,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 112 states and 169 transitions. [2021-11-21 05:43:09,329 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 169 transitions. [2021-11-21 05:43:09,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:43:09,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:09,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:09,366 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:43:10,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:10,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 114 states and 171 transitions. [2021-11-21 05:43:10,143 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 171 transitions. [2021-11-21 05:43:10,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:43:10,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:10,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:10,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:10,165 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-21 05:43:10,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:10,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 116 states and 174 transitions. [2021-11-21 05:43:10,765 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 174 transitions. [2021-11-21 05:43:10,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:43:10,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:10,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:10,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:11,450 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 58 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:43:15,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:15,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 130 states and 194 transitions. [2021-11-21 05:43:15,506 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 194 transitions. [2021-11-21 05:43:15,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:43:15,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:15,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:15,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:15,846 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:43:17,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:17,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 137 states and 207 transitions. [2021-11-21 05:43:17,784 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 207 transitions. [2021-11-21 05:43:17,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:43:17,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:17,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:17,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:17,834 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:43:18,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:18,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 139 states and 209 transitions. [2021-11-21 05:43:18,637 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 209 transitions. [2021-11-21 05:43:18,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:43:18,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:18,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:18,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:18,661 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-21 05:43:19,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:19,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 141 states and 212 transitions. [2021-11-21 05:43:19,431 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 212 transitions. [2021-11-21 05:43:19,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:43:19,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:19,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:19,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:20,088 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 89 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:43:23,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:23,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 155 states and 232 transitions. [2021-11-21 05:43:23,822 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 232 transitions. [2021-11-21 05:43:23,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:43:23,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:23,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:23,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:24,089 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:43:26,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:26,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 162 states and 245 transitions. [2021-11-21 05:43:26,465 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 245 transitions. [2021-11-21 05:43:26,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:43:26,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:26,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:26,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:26,509 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:43:27,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:27,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 164 states and 247 transitions. [2021-11-21 05:43:27,344 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 247 transitions. [2021-11-21 05:43:27,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:43:27,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:27,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:27,367 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-11-21 05:43:28,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:28,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 166 states and 250 transitions. [2021-11-21 05:43:28,247 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 250 transitions. [2021-11-21 05:43:28,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:43:28,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:28,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:28,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:29,326 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 127 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:43:34,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:34,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 180 states and 270 transitions. [2021-11-21 05:43:34,748 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 270 transitions. [2021-11-21 05:43:34,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 05:43:34,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:34,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:34,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:35,053 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:43:37,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:37,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 187 states and 283 transitions. [2021-11-21 05:43:37,740 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 283 transitions. [2021-11-21 05:43:37,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 05:43:37,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:37,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:37,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:37,789 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:43:38,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:38,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 189 states and 285 transitions. [2021-11-21 05:43:38,736 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 285 transitions. [2021-11-21 05:43:38,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:43:38,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:38,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:38,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:38,759 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-21 05:43:39,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:39,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 191 states and 288 transitions. [2021-11-21 05:43:39,737 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 288 transitions. [2021-11-21 05:43:39,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:43:39,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:39,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:39,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:40,758 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 172 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:43:45,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:45,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 205 states and 308 transitions. [2021-11-21 05:43:45,429 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 308 transitions. [2021-11-21 05:43:45,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:43:45,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:45,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:45,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:45,841 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 0 proven. 244 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:43:48,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:48,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 212 states and 321 transitions. [2021-11-21 05:43:48,799 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 321 transitions. [2021-11-21 05:43:48,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:43:48,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:48,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:48,854 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 228 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:43:49,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:49,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 214 states and 323 transitions. [2021-11-21 05:43:49,917 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 323 transitions. [2021-11-21 05:43:49,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:43:49,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:49,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:49,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:49,941 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-11-21 05:43:51,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:51,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 216 states and 326 transitions. [2021-11-21 05:43:51,012 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 326 transitions. [2021-11-21 05:43:51,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:43:51,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:51,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:51,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:52,262 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 224 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:43:59,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:59,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 230 states and 346 transitions. [2021-11-21 05:43:59,229 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 346 transitions. [2021-11-21 05:43:59,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:43:59,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:59,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:59,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:59,735 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:44:03,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:03,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 237 states and 359 transitions. [2021-11-21 05:44:03,183 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 359 transitions. [2021-11-21 05:44:03,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:44:03,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:03,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:03,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:03,240 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:44:04,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:04,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 239 states and 361 transitions. [2021-11-21 05:44:04,715 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 361 transitions. [2021-11-21 05:44:04,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 05:44:04,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:04,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:04,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:04,739 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2021-11-21 05:44:06,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:06,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 241 states and 364 transitions. [2021-11-21 05:44:06,165 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 364 transitions. [2021-11-21 05:44:06,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 05:44:06,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:06,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:06,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:07,467 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 283 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:44:13,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:13,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 255 states and 384 transitions. [2021-11-21 05:44:13,580 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 384 transitions. [2021-11-21 05:44:13,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 05:44:13,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:13,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:13,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:14,051 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 0 proven. 375 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:44:17,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:17,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 262 states and 397 transitions. [2021-11-21 05:44:17,703 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 397 transitions. [2021-11-21 05:44:17,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 05:44:17,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:17,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:17,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:17,762 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 0 proven. 355 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:44:19,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:19,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 264 states and 399 transitions. [2021-11-21 05:44:19,395 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 399 transitions. [2021-11-21 05:44:19,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 05:44:19,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:19,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:19,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:19,424 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2021-11-21 05:44:20,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:20,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 266 states and 402 transitions. [2021-11-21 05:44:20,926 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 402 transitions. [2021-11-21 05:44:20,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 05:44:20,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:20,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:20,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:22,403 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 349 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:44:31,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:31,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 280 states and 422 transitions. [2021-11-21 05:44:31,071 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 422 transitions. [2021-11-21 05:44:31,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 05:44:31,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:31,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:31,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:31,553 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 0 proven. 451 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:44:35,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:35,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 287 states and 435 transitions. [2021-11-21 05:44:35,578 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 435 transitions. [2021-11-21 05:44:35,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 05:44:35,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:35,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:35,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:35,640 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:44:37,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:37,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 289 states and 437 transitions. [2021-11-21 05:44:37,051 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 437 transitions. [2021-11-21 05:44:37,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-21 05:44:37,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:37,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:37,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:37,075 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2021-11-21 05:44:38,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:38,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 291 states and 440 transitions. [2021-11-21 05:44:38,797 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 440 transitions. [2021-11-21 05:44:38,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-21 05:44:38,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:38,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:38,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:40,082 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 422 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:44:47,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:47,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 305 states and 460 transitions. [2021-11-21 05:44:47,110 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 460 transitions. [2021-11-21 05:44:47,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 05:44:47,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:47,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:47,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:47,750 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 534 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:44:52,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:52,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 312 states and 473 transitions. [2021-11-21 05:44:52,161 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 473 transitions. [2021-11-21 05:44:52,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 05:44:52,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:52,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:52,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:52,224 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 0 proven. 510 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:44:53,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:53,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 314 states and 475 transitions. [2021-11-21 05:44:53,785 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 475 transitions. [2021-11-21 05:44:53,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 05:44:53,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:53,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:53,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:53,809 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 498 trivial. 0 not checked. [2021-11-21 05:44:55,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:55,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 316 states and 478 transitions. [2021-11-21 05:44:55,376 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 478 transitions. [2021-11-21 05:44:55,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 05:44:55,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:55,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:55,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:57,376 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 502 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:45:07,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:07,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 330 states and 498 transitions. [2021-11-21 05:45:07,363 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 498 transitions. [2021-11-21 05:45:07,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-21 05:45:07,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:07,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:07,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:08,059 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 624 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:45:12,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:12,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 337 states and 511 transitions. [2021-11-21 05:45:12,687 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 511 transitions. [2021-11-21 05:45:12,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-21 05:45:12,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:12,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:12,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:12,755 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 0 proven. 598 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:45:14,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:14,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 339 states and 513 transitions. [2021-11-21 05:45:14,674 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 513 transitions. [2021-11-21 05:45:14,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-21 05:45:14,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:14,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:14,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:14,698 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 585 trivial. 0 not checked. [2021-11-21 05:45:16,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:16,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 341 states and 516 transitions. [2021-11-21 05:45:16,418 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 516 transitions. [2021-11-21 05:45:16,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-21 05:45:16,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:16,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:16,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:17,751 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 589 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:45:26,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:26,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 355 states and 536 transitions. [2021-11-21 05:45:26,149 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 536 transitions. [2021-11-21 05:45:26,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 05:45:26,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:26,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:26,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:26,838 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 0 proven. 721 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:45:32,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:32,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 362 states and 549 transitions. [2021-11-21 05:45:32,040 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 549 transitions. [2021-11-21 05:45:32,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 05:45:32,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:32,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:32,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:32,108 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 0 proven. 693 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:45:33,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:33,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 364 states and 551 transitions. [2021-11-21 05:45:33,997 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 551 transitions. [2021-11-21 05:45:33,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-21 05:45:33,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:33,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:34,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:34,024 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 679 trivial. 0 not checked. [2021-11-21 05:45:35,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:35,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 366 states and 554 transitions. [2021-11-21 05:45:35,974 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 554 transitions. [2021-11-21 05:45:35,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-21 05:45:35,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:35,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:35,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:37,770 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 683 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:45:49,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:49,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 380 states and 574 transitions. [2021-11-21 05:45:49,526 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 574 transitions. [2021-11-21 05:45:49,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-21 05:45:49,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:49,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:49,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:50,173 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 0 proven. 825 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:45:55,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:55,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 387 states and 587 transitions. [2021-11-21 05:45:55,839 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 587 transitions. [2021-11-21 05:45:55,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-21 05:45:55,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:55,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:55,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:55,909 INFO L134 CoverageAnalysis]: Checked inductivity of 795 backedges. 0 proven. 795 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:45:57,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:57,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 389 states and 589 transitions. [2021-11-21 05:45:57,807 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 589 transitions. [2021-11-21 05:45:57,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-21 05:45:57,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:57,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:57,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:45:57,833 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2021-11-21 05:45:59,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:45:59,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 391 states and 592 transitions. [2021-11-21 05:45:59,788 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 592 transitions. [2021-11-21 05:45:59,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-21 05:45:59,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:45:59,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:45:59,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:01,453 INFO L134 CoverageAnalysis]: Checked inductivity of 857 backedges. 784 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:11,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:11,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 405 states and 612 transitions. [2021-11-21 05:46:11,076 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 612 transitions. [2021-11-21 05:46:11,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-21 05:46:11,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:11,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:11,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:11,780 INFO L134 CoverageAnalysis]: Checked inductivity of 936 backedges. 0 proven. 936 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:17,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:17,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 412 states and 625 transitions. [2021-11-21 05:46:17,808 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 625 transitions. [2021-11-21 05:46:17,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-21 05:46:17,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:17,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:17,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:17,893 INFO L134 CoverageAnalysis]: Checked inductivity of 904 backedges. 0 proven. 904 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:19,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:19,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 414 states and 627 transitions. [2021-11-21 05:46:19,894 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 627 transitions. [2021-11-21 05:46:19,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-21 05:46:19,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:19,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:19,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:19,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 888 trivial. 0 not checked. [2021-11-21 05:46:22,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:22,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 416 states and 630 transitions. [2021-11-21 05:46:22,177 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 630 transitions. [2021-11-21 05:46:22,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-21 05:46:22,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:22,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:22,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:24,315 INFO L134 CoverageAnalysis]: Checked inductivity of 970 backedges. 892 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:37,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:37,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 430 states and 650 transitions. [2021-11-21 05:46:37,756 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 650 transitions. [2021-11-21 05:46:37,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-21 05:46:37,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:37,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:37,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:38,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1054 backedges. 0 proven. 1054 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:45,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:45,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 437 states and 663 transitions. [2021-11-21 05:46:45,346 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 663 transitions. [2021-11-21 05:46:45,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-21 05:46:45,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:45,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:45,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:45,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 0 proven. 1020 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:47,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:47,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 439 states and 665 transitions. [2021-11-21 05:46:47,634 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 665 transitions. [2021-11-21 05:46:47,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-21 05:46:47,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:47,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:47,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:47,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1125 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 1003 trivial. 0 not checked. [2021-11-21 05:46:50,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:50,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 441 states and 668 transitions. [2021-11-21 05:46:50,083 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 668 transitions. [2021-11-21 05:46:50,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-21 05:46:50,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:50,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:51,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1090 backedges. 1007 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:03,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:03,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 455 states and 688 transitions. [2021-11-21 05:47:03,335 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 688 transitions. [2021-11-21 05:47:03,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-21 05:47:03,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:03,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:03,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:04,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1179 backedges. 0 proven. 1179 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:10,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:10,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 462 states and 701 transitions. [2021-11-21 05:47:10,773 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 701 transitions. [2021-11-21 05:47:10,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-21 05:47:10,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:10,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:10,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:10,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1143 backedges. 0 proven. 1143 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:13,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:13,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 464 states and 703 transitions. [2021-11-21 05:47:13,108 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 703 transitions. [2021-11-21 05:47:13,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-21 05:47:13,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:13,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:13,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:13,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1254 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 1125 trivial. 0 not checked. [2021-11-21 05:47:15,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:15,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 466 states and 706 transitions. [2021-11-21 05:47:15,658 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 706 transitions. [2021-11-21 05:47:15,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-21 05:47:15,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:15,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:15,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:17,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1217 backedges. 1129 proven. 88 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:33,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:33,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 480 states and 726 transitions. [2021-11-21 05:47:33,411 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 726 transitions. [2021-11-21 05:47:33,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-21 05:47:33,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:33,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:34,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1311 backedges. 0 proven. 1311 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:41,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:41,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 487 states and 739 transitions. [2021-11-21 05:47:41,600 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 739 transitions. [2021-11-21 05:47:41,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-21 05:47:41,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:41,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:41,671 INFO L134 CoverageAnalysis]: Checked inductivity of 1273 backedges. 0 proven. 1273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:44,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:44,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 489 states and 741 transitions. [2021-11-21 05:47:44,067 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 741 transitions. [2021-11-21 05:47:44,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-21 05:47:44,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:44,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:44,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:44,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1390 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1254 trivial. 0 not checked. [2021-11-21 05:47:46,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:46,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 491 states and 744 transitions. [2021-11-21 05:47:46,740 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 744 transitions. [2021-11-21 05:47:46,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-21 05:47:46,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:46,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:49,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1351 backedges. 1258 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:48:02,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:02,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 505 states and 764 transitions. [2021-11-21 05:48:02,186 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 764 transitions. [2021-11-21 05:48:02,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-21 05:48:02,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:02,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:02,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:03,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1450 backedges. 0 proven. 1450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:48:10,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:10,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 512 states and 777 transitions. [2021-11-21 05:48:10,694 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 777 transitions. [2021-11-21 05:48:10,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-21 05:48:10,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:10,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:10,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1410 backedges. 0 proven. 1410 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:48:13,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:13,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 514 states and 779 transitions. [2021-11-21 05:48:13,673 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 779 transitions. [2021-11-21 05:48:13,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-21 05:48:13,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:13,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:13,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:13,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1533 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 1390 trivial. 0 not checked. [2021-11-21 05:48:16,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:16,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 516 states and 782 transitions. [2021-11-21 05:48:16,310 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 782 transitions. [2021-11-21 05:48:16,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-21 05:48:16,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:16,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:16,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:19,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1492 backedges. 1394 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:48:36,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:36,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 530 states and 802 transitions. [2021-11-21 05:48:36,077 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 802 transitions. [2021-11-21 05:48:36,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-21 05:48:36,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:36,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:36,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:36,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:48:45,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:45,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 537 states and 815 transitions. [2021-11-21 05:48:45,125 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 815 transitions. [2021-11-21 05:48:45,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-21 05:48:45,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:45,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:45,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:45,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1554 backedges. 0 proven. 1554 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:48:47,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:47,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 539 states and 817 transitions. [2021-11-21 05:48:47,932 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 817 transitions. [2021-11-21 05:48:47,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-21 05:48:47,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:47,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:47,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:47,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1683 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 1533 trivial. 0 not checked. [2021-11-21 05:48:51,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:51,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 541 states and 820 transitions. [2021-11-21 05:48:51,077 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 820 transitions. [2021-11-21 05:48:51,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-21 05:48:51,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:51,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:51,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:53,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 1537 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:49:06,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:06,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 555 states and 840 transitions. [2021-11-21 05:49:06,830 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 840 transitions. [2021-11-21 05:49:06,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-21 05:49:06,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:06,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:06,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:07,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1749 backedges. 0 proven. 1749 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:49:16,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:16,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 562 states and 853 transitions. [2021-11-21 05:49:16,348 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 853 transitions. [2021-11-21 05:49:16,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-21 05:49:16,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:16,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:16,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:16,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1705 backedges. 0 proven. 1705 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:49:19,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:19,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 564 states and 855 transitions. [2021-11-21 05:49:19,403 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 855 transitions. [2021-11-21 05:49:19,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-21 05:49:19,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:19,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:19,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:19,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1840 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 1683 trivial. 0 not checked. [2021-11-21 05:49:22,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:22,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 566 states and 858 transitions. [2021-11-21 05:49:22,464 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 858 transitions. [2021-11-21 05:49:22,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-21 05:49:22,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:22,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:22,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:25,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1795 backedges. 1687 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:49:44,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:44,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 580 states and 878 transitions. [2021-11-21 05:49:44,843 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 878 transitions. [2021-11-21 05:49:44,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-21 05:49:44,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:44,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:44,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:45,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1909 backedges. 0 proven. 1909 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:49:55,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:55,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 587 states and 891 transitions. [2021-11-21 05:49:55,091 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 891 transitions. [2021-11-21 05:49:55,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-21 05:49:55,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:55,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:55,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:55,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1863 backedges. 0 proven. 1863 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:49:58,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:58,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 589 states and 893 transitions. [2021-11-21 05:49:58,464 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 893 transitions. [2021-11-21 05:49:58,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-21 05:49:58,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:58,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:58,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:58,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 1840 trivial. 0 not checked. [2021-11-21 05:50:01,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:01,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 591 states and 896 transitions. [2021-11-21 05:50:01,821 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 896 transitions. [2021-11-21 05:50:01,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-21 05:50:01,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:01,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:01,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:04,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1957 backedges. 1844 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:20,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:20,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 605 states and 916 transitions. [2021-11-21 05:50:20,195 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 916 transitions. [2021-11-21 05:50:20,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-21 05:50:20,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:20,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:20,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:21,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2076 backedges. 0 proven. 2076 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:31,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:31,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 612 states and 929 transitions. [2021-11-21 05:50:31,123 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 929 transitions. [2021-11-21 05:50:31,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-21 05:50:31,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:31,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:31,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:31,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2028 backedges. 0 proven. 2028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:34,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:34,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 614 states and 931 transitions. [2021-11-21 05:50:34,571 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 931 transitions. [2021-11-21 05:50:34,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-21 05:50:34,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:34,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:34,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2175 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 2004 trivial. 0 not checked. [2021-11-21 05:50:38,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:38,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 616 states and 934 transitions. [2021-11-21 05:50:38,028 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 934 transitions. [2021-11-21 05:50:38,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-21 05:50:38,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:38,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:38,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:41,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2126 backedges. 2008 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:51:03,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:03,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 630 states and 954 transitions. [2021-11-21 05:51:03,045 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 954 transitions. [2021-11-21 05:51:03,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-21 05:51:03,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:03,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:03,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:04,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2250 backedges. 0 proven. 2250 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:51:14,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:14,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 637 states and 967 transitions. [2021-11-21 05:51:14,507 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 967 transitions. [2021-11-21 05:51:14,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-21 05:51:14,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:14,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:14,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:14,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2200 backedges. 0 proven. 2200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:51:17,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:17,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 639 states and 969 transitions. [2021-11-21 05:51:17,987 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 969 transitions. [2021-11-21 05:51:17,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-21 05:51:17,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:17,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:17,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:18,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2353 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 2175 trivial. 0 not checked. [2021-11-21 05:51:21,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:21,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 641 states and 972 transitions. [2021-11-21 05:51:21,988 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 972 transitions. [2021-11-21 05:51:21,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-21 05:51:21,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:21,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:22,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:25,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2302 backedges. 2179 proven. 123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:51:43,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:43,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 655 states and 992 transitions. [2021-11-21 05:51:43,359 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 992 transitions. [2021-11-21 05:51:43,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-11-21 05:51:43,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:43,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:43,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:44,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2431 backedges. 0 proven. 2431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:51:55,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:55,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 662 states and 1005 transitions. [2021-11-21 05:51:55,494 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1005 transitions. [2021-11-21 05:51:55,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-11-21 05:51:55,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:55,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:55,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:55,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2379 backedges. 0 proven. 2379 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:51:59,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:59,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 664 states and 1007 transitions. [2021-11-21 05:51:59,365 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1007 transitions. [2021-11-21 05:51:59,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-21 05:51:59,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:59,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:59,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:59,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2538 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 2353 trivial. 0 not checked. [2021-11-21 05:52:03,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:03,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 666 states and 1010 transitions. [2021-11-21 05:52:03,269 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1010 transitions. [2021-11-21 05:52:03,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-21 05:52:03,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:03,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:03,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:07,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 2357 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:52:32,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:32,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 680 states and 1030 transitions. [2021-11-21 05:52:32,030 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1030 transitions. [2021-11-21 05:52:32,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-21 05:52:32,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:32,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:32,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:33,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2619 backedges. 0 proven. 2619 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:52:45,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:45,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 687 states and 1043 transitions. [2021-11-21 05:52:45,563 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1043 transitions. [2021-11-21 05:52:45,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-21 05:52:45,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:45,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:45,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:45,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2565 backedges. 0 proven. 2565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:52:49,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:49,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 689 states and 1045 transitions. [2021-11-21 05:52:49,922 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1045 transitions. [2021-11-21 05:52:49,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-21 05:52:49,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:49,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:49,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:49,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2730 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 2538 trivial. 0 not checked. [2021-11-21 05:52:54,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:54,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 691 states and 1048 transitions. [2021-11-21 05:52:54,564 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1048 transitions. [2021-11-21 05:52:54,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-21 05:52:54,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:54,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:57,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2675 backedges. 2542 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:17,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:17,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 705 states and 1068 transitions. [2021-11-21 05:53:17,851 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1068 transitions. [2021-11-21 05:53:17,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2021-11-21 05:53:17,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:17,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:17,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:19,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2814 backedges. 0 proven. 2814 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:31,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:31,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 712 states and 1081 transitions. [2021-11-21 05:53:31,699 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1081 transitions. [2021-11-21 05:53:31,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2021-11-21 05:53:31,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:31,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:31,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:31,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2758 backedges. 0 proven. 2758 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:36,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:36,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 714 states and 1083 transitions. [2021-11-21 05:53:36,451 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1083 transitions. [2021-11-21 05:53:36,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-11-21 05:53:36,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:36,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:36,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:36,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2929 backedges. 199 proven. 0 refuted. 0 times theorem prover too weak. 2730 trivial. 0 not checked. [2021-11-21 05:53:40,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:40,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 716 states and 1086 transitions. [2021-11-21 05:53:40,882 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1086 transitions. [2021-11-21 05:53:40,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-11-21 05:53:40,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:40,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:40,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:45,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2872 backedges. 2734 proven. 138 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.