./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label16.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_dbea2de2-6f7d-4adc-a1c4-d6feef4bf644/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_dbea2de2-6f7d-4adc-a1c4-d6feef4bf644/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dbea2de2-6f7d-4adc-a1c4-d6feef4bf644/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dbea2de2-6f7d-4adc-a1c4-d6feef4bf644/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label16.c -s /tmp/vcloud-vcloud-master/worker/run_dir_dbea2de2-6f7d-4adc-a1c4-d6feef4bf644/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dbea2de2-6f7d-4adc-a1c4-d6feef4bf644/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ead0b28a9f480d825bd9d7afdc4a88c7ee5305ee ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 22:41:05,338 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 22:41:05,342 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 22:41:05,414 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 22:41:05,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 22:41:05,421 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 22:41:05,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 22:41:05,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 22:41:05,434 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 22:41:05,442 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 22:41:05,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 22:41:05,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 22:41:05,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 22:41:05,453 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 22:41:05,455 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 22:41:05,458 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 22:41:05,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 22:41:05,465 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 22:41:05,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 22:41:05,480 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 22:41:05,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 22:41:05,484 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 22:41:05,488 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 22:41:05,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 22:41:05,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 22:41:05,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 22:41:05,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 22:41:05,505 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 22:41:05,507 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 22:41:05,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 22:41:05,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 22:41:05,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 22:41:05,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 22:41:05,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 22:41:05,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 22:41:05,518 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 22:41:05,519 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 22:41:05,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 22:41:05,520 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 22:41:05,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 22:41:05,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 22:41:05,528 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dbea2de2-6f7d-4adc-a1c4-d6feef4bf644/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 22:41:05,596 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 22:41:05,596 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 22:41:05,598 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 22:41:05,599 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 22:41:05,600 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 22:41:05,600 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 22:41:05,601 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 22:41:05,601 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 22:41:05,602 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 22:41:05,602 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 22:41:05,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 22:41:05,604 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 22:41:05,604 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 22:41:05,605 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 22:41:05,605 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 22:41:05,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 22:41:05,606 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 22:41:05,606 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 22:41:05,607 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 22:41:05,623 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 22:41:05,623 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 22:41:05,623 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 22:41:05,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 22:41:05,624 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 22:41:05,625 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 22:41:05,625 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 22:41:05,625 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 22:41:05,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 22:41:05,626 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 22:41:05,626 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-vcloud-master/worker/run_dir_dbea2de2-6f7d-4adc-a1c4-d6feef4bf644/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_dbea2de2-6f7d-4adc-a1c4-d6feef4bf644/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ead0b28a9f480d825bd9d7afdc4a88c7ee5305ee [2020-11-29 22:41:05,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 22:41:06,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 22:41:06,010 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 22:41:06,011 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 22:41:06,013 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 22:41:06,014 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dbea2de2-6f7d-4adc-a1c4-d6feef4bf644/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label16.c [2020-11-29 22:41:06,098 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dbea2de2-6f7d-4adc-a1c4-d6feef4bf644/bin/ukojak/data/b55581f9a/8b4911c4dc7e4d77b18e8220fec98e8c/FLAGb0e235866 [2020-11-29 22:41:06,888 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 22:41:06,888 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dbea2de2-6f7d-4adc-a1c4-d6feef4bf644/sv-benchmarks/c/eca-rers2012/Problem01_label16.c [2020-11-29 22:41:06,903 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dbea2de2-6f7d-4adc-a1c4-d6feef4bf644/bin/ukojak/data/b55581f9a/8b4911c4dc7e4d77b18e8220fec98e8c/FLAGb0e235866 [2020-11-29 22:41:07,024 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dbea2de2-6f7d-4adc-a1c4-d6feef4bf644/bin/ukojak/data/b55581f9a/8b4911c4dc7e4d77b18e8220fec98e8c [2020-11-29 22:41:07,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 22:41:07,031 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 22:41:07,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 22:41:07,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 22:41:07,039 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 22:41:07,041 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:41:07" (1/1) ... [2020-11-29 22:41:07,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38c2ad87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:41:07, skipping insertion in model container [2020-11-29 22:41:07,047 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:41:07" (1/1) ... [2020-11-29 22:41:07,071 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 22:41:07,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 22:41:07,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 22:41:07,651 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 22:41:07,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 22:41:07,844 INFO L208 MainTranslator]: Completed translation [2020-11-29 22:41:07,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:41:07 WrapperNode [2020-11-29 22:41:07,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 22:41:07,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 22:41:07,846 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 22:41:07,846 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 22:41:07,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:41:07" (1/1) ... [2020-11-29 22:41:07,898 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:41:07" (1/1) ... [2020-11-29 22:41:07,999 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 22:41:08,002 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 22:41:08,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 22:41:08,003 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 22:41:08,013 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:41:07" (1/1) ... [2020-11-29 22:41:08,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:41:07" (1/1) ... [2020-11-29 22:41:08,020 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:41:07" (1/1) ... [2020-11-29 22:41:08,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:41:07" (1/1) ... [2020-11-29 22:41:08,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:41:07" (1/1) ... [2020-11-29 22:41:08,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:41:07" (1/1) ... [2020-11-29 22:41:08,069 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:41:07" (1/1) ... [2020-11-29 22:41:08,083 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 22:41:08,084 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 22:41:08,085 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 22:41:08,085 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 22:41:08,086 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:41:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dbea2de2-6f7d-4adc-a1c4-d6feef4bf644/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 22:41:08,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 22:41:08,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 22:41:08,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 22:41:08,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 22:41:11,767 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 22:41:11,767 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-29 22:41:11,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:41:11 BoogieIcfgContainer [2020-11-29 22:41:11,772 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 22:41:11,773 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 22:41:11,774 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 22:41:11,789 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 22:41:11,789 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:41:11" (1/1) ... [2020-11-29 22:41:11,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:41:11,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:11,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2020-11-29 22:41:11,846 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2020-11-29 22:41:11,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-11-29 22:41:11,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:12,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:12,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:41:13,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:13,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 145 states and 220 transitions. [2020-11-29 22:41:13,708 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 220 transitions. [2020-11-29 22:41:13,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-11-29 22:41:13,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:13,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:13,929 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 22:41:15,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:15,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 214 states and 297 transitions. [2020-11-29 22:41:15,162 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 297 transitions. [2020-11-29 22:41:15,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-11-29 22:41:15,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:15,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:15,513 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:41:16,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:16,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 283 states and 367 transitions. [2020-11-29 22:41:16,395 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 367 transitions. [2020-11-29 22:41:16,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-29 22:41:16,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:16,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:16,566 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:41:17,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:17,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 291 states and 378 transitions. [2020-11-29 22:41:17,042 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 378 transitions. [2020-11-29 22:41:17,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-29 22:41:17,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:17,092 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:41:17,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:17,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 294 states and 381 transitions. [2020-11-29 22:41:17,197 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 381 transitions. [2020-11-29 22:41:17,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-11-29 22:41:17,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:17,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:17,353 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 22:41:18,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:18,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 307 states and 397 transitions. [2020-11-29 22:41:18,179 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 397 transitions. [2020-11-29 22:41:18,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-11-29 22:41:18,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:18,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:18,310 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-29 22:41:18,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:18,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 316 states and 408 transitions. [2020-11-29 22:41:18,787 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 408 transitions. [2020-11-29 22:41:18,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-11-29 22:41:18,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:18,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:18,954 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:41:19,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:19,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 328 states and 423 transitions. [2020-11-29 22:41:19,961 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 423 transitions. [2020-11-29 22:41:19,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-11-29 22:41:19,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:19,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:20,049 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:41:20,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:20,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 331 states and 426 transitions. [2020-11-29 22:41:20,167 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 426 transitions. [2020-11-29 22:41:20,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-11-29 22:41:20,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:20,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:20,321 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-29 22:41:21,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:21,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 346 states and 444 transitions. [2020-11-29 22:41:21,735 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 444 transitions. [2020-11-29 22:41:21,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-11-29 22:41:21,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:21,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:21,828 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 22:41:22,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:22,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 363 states and 464 transitions. [2020-11-29 22:41:22,237 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 464 transitions. [2020-11-29 22:41:22,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-11-29 22:41:22,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:22,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:22,308 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-29 22:41:22,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:22,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 377 states and 479 transitions. [2020-11-29 22:41:22,721 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 479 transitions. [2020-11-29 22:41:22,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-11-29 22:41:22,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:22,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:22,956 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 22:41:23,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:23,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 392 states and 499 transitions. [2020-11-29 22:41:23,831 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 499 transitions. [2020-11-29 22:41:23,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-11-29 22:41:23,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:23,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:23,940 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:41:24,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:24,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 426 states and 537 transitions. [2020-11-29 22:41:24,816 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 537 transitions. [2020-11-29 22:41:24,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-11-29 22:41:24,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:24,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:24,982 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:41:27,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:27,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 471 states and 585 transitions. [2020-11-29 22:41:27,579 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 585 transitions. [2020-11-29 22:41:27,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-11-29 22:41:27,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:27,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:27,644 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 22:41:28,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:28,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 476 states and 593 transitions. [2020-11-29 22:41:28,067 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 593 transitions. [2020-11-29 22:41:28,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-11-29 22:41:28,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:28,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:28,294 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-29 22:41:29,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:29,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 487 states and 606 transitions. [2020-11-29 22:41:29,147 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 606 transitions. [2020-11-29 22:41:29,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-11-29 22:41:29,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:29,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:29,335 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 68 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:41:31,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:31,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 535 states and 672 transitions. [2020-11-29 22:41:31,445 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 672 transitions. [2020-11-29 22:41:31,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-11-29 22:41:31,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:31,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:31,514 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-29 22:41:31,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:31,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 538 states and 675 transitions. [2020-11-29 22:41:31,661 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 675 transitions. [2020-11-29 22:41:31,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-11-29 22:41:31,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:31,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:31,815 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-11-29 22:41:32,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:32,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 555 states and 696 transitions. [2020-11-29 22:41:32,331 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 696 transitions. [2020-11-29 22:41:32,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-11-29 22:41:32,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:32,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:32,463 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-11-29 22:41:32,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:32,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 557 states and 700 transitions. [2020-11-29 22:41:32,869 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 700 transitions. [2020-11-29 22:41:32,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-11-29 22:41:32,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:32,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:32,936 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-29 22:41:33,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:33,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 560 states and 704 transitions. [2020-11-29 22:41:33,234 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 704 transitions. [2020-11-29 22:41:33,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-11-29 22:41:33,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:33,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:33,431 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 22:41:34,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:34,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 630 states and 774 transitions. [2020-11-29 22:41:34,287 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 774 transitions. [2020-11-29 22:41:34,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-11-29 22:41:34,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:34,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:34,386 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:41:34,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:34,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 650 states and 794 transitions. [2020-11-29 22:41:34,708 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 794 transitions. [2020-11-29 22:41:34,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-11-29 22:41:34,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:34,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:34,907 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-29 22:41:36,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:36,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 694 states and 846 transitions. [2020-11-29 22:41:36,728 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 846 transitions. [2020-11-29 22:41:36,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-11-29 22:41:36,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:36,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:36,854 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-29 22:41:37,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:37,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 696 states and 847 transitions. [2020-11-29 22:41:37,293 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 847 transitions. [2020-11-29 22:41:37,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-11-29 22:41:37,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:37,445 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-29 22:41:38,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:38,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 701 states and 860 transitions. [2020-11-29 22:41:38,030 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 860 transitions. [2020-11-29 22:41:38,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-11-29 22:41:38,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:38,169 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-29 22:41:38,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:38,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 714 states and 874 transitions. [2020-11-29 22:41:38,640 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 874 transitions. [2020-11-29 22:41:38,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-11-29 22:41:38,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:38,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:38,773 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-29 22:41:39,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:39,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 722 states and 882 transitions. [2020-11-29 22:41:39,660 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 882 transitions. [2020-11-29 22:41:39,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-11-29 22:41:39,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:39,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:39,768 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-11-29 22:41:41,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:41,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 758 states and 925 transitions. [2020-11-29 22:41:41,176 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 925 transitions. [2020-11-29 22:41:41,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-11-29 22:41:41,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:41,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:41,318 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-11-29 22:41:41,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:41,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 766 states and 933 transitions. [2020-11-29 22:41:41,806 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 933 transitions. [2020-11-29 22:41:41,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-11-29 22:41:41,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:41,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:41,910 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-11-29 22:41:42,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:42,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 779 states and 947 transitions. [2020-11-29 22:41:42,365 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 947 transitions. [2020-11-29 22:41:42,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-11-29 22:41:42,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:42,523 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-29 22:41:42,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:42,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 788 states and 957 transitions. [2020-11-29 22:41:42,845 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 957 transitions. [2020-11-29 22:41:42,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-11-29 22:41:42,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:42,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:42,948 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-11-29 22:41:43,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:43,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 813 states and 985 transitions. [2020-11-29 22:41:43,823 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 985 transitions. [2020-11-29 22:41:43,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-11-29 22:41:43,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:43,943 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-29 22:41:44,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:44,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 814 states and 987 transitions. [2020-11-29 22:41:44,258 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 987 transitions. [2020-11-29 22:41:44,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2020-11-29 22:41:44,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:44,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:44,411 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 110 proven. 15 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-29 22:41:45,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:45,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 832 states and 1011 transitions. [2020-11-29 22:41:45,652 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1011 transitions. [2020-11-29 22:41:45,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-11-29 22:41:45,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:45,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:45,773 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-11-29 22:41:47,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:47,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 864 states and 1046 transitions. [2020-11-29 22:41:47,169 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1046 transitions. [2020-11-29 22:41:47,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-11-29 22:41:47,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:47,269 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-11-29 22:41:47,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:47,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 879 states and 1063 transitions. [2020-11-29 22:41:47,926 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1063 transitions. [2020-11-29 22:41:47,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-11-29 22:41:47,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:48,040 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2020-11-29 22:41:49,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:49,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 918 states and 1106 transitions. [2020-11-29 22:41:49,706 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1106 transitions. [2020-11-29 22:41:49,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-11-29 22:41:49,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:49,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:49,791 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2020-11-29 22:41:50,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:50,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 932 states and 1119 transitions. [2020-11-29 22:41:50,423 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1119 transitions. [2020-11-29 22:41:50,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-11-29 22:41:50,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:50,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:50,751 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-11-29 22:41:53,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:53,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 979 states and 1176 transitions. [2020-11-29 22:41:53,241 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1176 transitions. [2020-11-29 22:41:53,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-11-29 22:41:53,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:53,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:53,353 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-11-29 22:41:53,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:53,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 981 states and 1179 transitions. [2020-11-29 22:41:53,766 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1179 transitions. [2020-11-29 22:41:53,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-11-29 22:41:53,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:53,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:54,001 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:41:55,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:55,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 1031 states and 1231 transitions. [2020-11-29 22:41:55,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1231 transitions. [2020-11-29 22:41:55,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-11-29 22:41:55,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:55,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:56,049 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:41:56,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:56,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 1051 states and 1249 transitions. [2020-11-29 22:41:56,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1249 transitions. [2020-11-29 22:41:56,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-11-29 22:41:56,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:56,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:56,617 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 108 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:41:57,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:57,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 1074 states and 1273 transitions. [2020-11-29 22:41:57,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1273 transitions. [2020-11-29 22:41:57,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-11-29 22:41:57,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:57,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:41:57,655 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 109 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:41:59,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:41:59,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1116 states and 1320 transitions. [2020-11-29 22:41:59,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1320 transitions. [2020-11-29 22:41:59,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-11-29 22:41:59,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:41:59,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:00,000 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-11-29 22:42:02,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:02,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1144 states and 1351 transitions. [2020-11-29 22:42:02,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1351 transitions. [2020-11-29 22:42:02,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2020-11-29 22:42:02,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:02,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:02,308 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-11-29 22:42:02,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:02,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1146 states and 1352 transitions. [2020-11-29 22:42:02,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1352 transitions. [2020-11-29 22:42:02,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2020-11-29 22:42:02,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:02,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:03,268 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 138 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:42:05,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:05,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1180 states and 1388 transitions. [2020-11-29 22:42:05,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1388 transitions. [2020-11-29 22:42:05,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2020-11-29 22:42:05,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:05,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:05,790 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 124 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:42:11,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:11,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1295 states and 1525 transitions. [2020-11-29 22:42:11,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 1525 transitions. [2020-11-29 22:42:11,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2020-11-29 22:42:11,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:11,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:11,275 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 124 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:42:12,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:12,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1336 states and 1567 transitions. [2020-11-29 22:42:12,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1567 transitions. [2020-11-29 22:42:12,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-11-29 22:42:12,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:12,990 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2020-11-29 22:42:14,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:14,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1353 states and 1585 transitions. [2020-11-29 22:42:14,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1585 transitions. [2020-11-29 22:42:14,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-11-29 22:42:14,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:14,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:14,657 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2020-11-29 22:42:15,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:15,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 1390 states and 1622 transitions. [2020-11-29 22:42:15,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1622 transitions. [2020-11-29 22:42:15,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-11-29 22:42:15,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:15,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:15,386 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-11-29 22:42:16,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:16,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1671 states to 1436 states and 1671 transitions. [2020-11-29 22:42:16,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 1671 transitions. [2020-11-29 22:42:16,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2020-11-29 22:42:16,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:16,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:17,327 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 126 proven. 69 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-11-29 22:42:22,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:22,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1574 states and 1832 transitions. [2020-11-29 22:42:22,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 1832 transitions. [2020-11-29 22:42:22,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2020-11-29 22:42:22,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:22,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:23,059 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:42:23,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:23,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 1576 states and 1833 transitions. [2020-11-29 22:42:23,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1833 transitions. [2020-11-29 22:42:23,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2020-11-29 22:42:23,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:23,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:23,538 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:42:24,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:24,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 1608 states and 1865 transitions. [2020-11-29 22:42:24,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 1865 transitions. [2020-11-29 22:42:24,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2020-11-29 22:42:24,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:24,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:24,827 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 167 proven. 46 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-29 22:42:27,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:27,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 1647 states and 1910 transitions. [2020-11-29 22:42:27,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 1910 transitions. [2020-11-29 22:42:27,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2020-11-29 22:42:27,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:27,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:27,802 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2020-11-29 22:42:30,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:30,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1967 states to 1697 states and 1967 transitions. [2020-11-29 22:42:30,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 1967 transitions. [2020-11-29 22:42:30,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2020-11-29 22:42:30,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:30,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:30,927 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2020-11-29 22:42:31,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:31,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 1699 states and 1968 transitions. [2020-11-29 22:42:31,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 1968 transitions. [2020-11-29 22:42:31,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2020-11-29 22:42:31,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:31,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:31,441 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2020-11-29 22:42:32,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:32,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 1769 states and 2040 transitions. [2020-11-29 22:42:32,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 2040 transitions. [2020-11-29 22:42:32,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2020-11-29 22:42:32,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:32,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:32,645 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2020-11-29 22:42:33,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:33,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 1778 states and 2049 transitions. [2020-11-29 22:42:33,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2049 transitions. [2020-11-29 22:42:33,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2020-11-29 22:42:33,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:33,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:33,374 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2020-11-29 22:42:33,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:33,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 1792 states and 2062 transitions. [2020-11-29 22:42:33,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 2062 transitions. [2020-11-29 22:42:33,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-11-29 22:42:33,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:33,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:34,338 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 143 proven. 86 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-11-29 22:42:36,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:36,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 1878 states and 2154 transitions. [2020-11-29 22:42:36,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 2154 transitions. [2020-11-29 22:42:36,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2020-11-29 22:42:36,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:36,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:36,566 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 193 proven. 44 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-11-29 22:42:38,756 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2020-11-29 22:42:39,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:39,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1918 states and 2202 transitions. [2020-11-29 22:42:39,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 2202 transitions. [2020-11-29 22:42:39,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2020-11-29 22:42:39,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:39,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:40,056 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2020-11-29 22:42:40,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:40,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2233 states to 1945 states and 2233 transitions. [2020-11-29 22:42:40,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 2233 transitions. [2020-11-29 22:42:40,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-11-29 22:42:40,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:40,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:41,705 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 165 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:42:49,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:49,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 2022 states and 2323 transitions. [2020-11-29 22:42:49,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2022 states and 2323 transitions. [2020-11-29 22:42:49,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-11-29 22:42:49,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:49,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:49,394 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 165 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:42:50,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:50,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2324 states to 2024 states and 2324 transitions. [2020-11-29 22:42:50,017 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 2324 transitions. [2020-11-29 22:42:50,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-11-29 22:42:50,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:50,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:50,278 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 165 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:42:50,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:50,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 2037 states and 2337 transitions. [2020-11-29 22:42:50,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 2337 transitions. [2020-11-29 22:42:50,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-11-29 22:42:50,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:51,205 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 165 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:42:51,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:51,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2343 states to 2042 states and 2343 transitions. [2020-11-29 22:42:51,970 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 2343 transitions. [2020-11-29 22:42:51,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-11-29 22:42:51,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:52,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:52,290 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 165 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:42:54,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:54,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2370 states to 2067 states and 2370 transitions. [2020-11-29 22:42:54,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2067 states and 2370 transitions. [2020-11-29 22:42:54,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-11-29 22:42:54,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:54,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:54,413 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 165 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:42:55,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:55,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2383 states to 2081 states and 2383 transitions. [2020-11-29 22:42:55,200 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 2383 transitions. [2020-11-29 22:42:55,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2020-11-29 22:42:55,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:55,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:55,839 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 246 proven. 84 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-11-29 22:42:58,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:58,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2431 states to 2121 states and 2431 transitions. [2020-11-29 22:42:58,434 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 2431 transitions. [2020-11-29 22:42:58,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-11-29 22:42:58,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:58,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:58,541 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2020-11-29 22:42:59,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:59,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2432 states to 2123 states and 2432 transitions. [2020-11-29 22:42:59,026 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 2432 transitions. [2020-11-29 22:42:59,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-11-29 22:42:59,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:59,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:59,130 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2020-11-29 22:42:59,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:42:59,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 2125 states and 2433 transitions. [2020-11-29 22:42:59,833 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 2433 transitions. [2020-11-29 22:42:59,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-11-29 22:42:59,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:42:59,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:42:59,950 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2020-11-29 22:43:00,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:00,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 2127 states and 2434 transitions. [2020-11-29 22:43:00,447 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 2434 transitions. [2020-11-29 22:43:00,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-11-29 22:43:00,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:00,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:00,731 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2020-11-29 22:43:01,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:01,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 2130 states and 2439 transitions. [2020-11-29 22:43:01,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 2439 transitions. [2020-11-29 22:43:01,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2020-11-29 22:43:01,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:01,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:01,451 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 280 proven. 91 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2020-11-29 22:43:03,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:03,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 2145 states and 2462 transitions. [2020-11-29 22:43:03,928 INFO L276 IsEmpty]: Start isEmpty. Operand 2145 states and 2462 transitions. [2020-11-29 22:43:03,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2020-11-29 22:43:03,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:03,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:04,034 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 280 proven. 91 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2020-11-29 22:43:04,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:04,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 2155 states and 2473 transitions. [2020-11-29 22:43:04,664 INFO L276 IsEmpty]: Start isEmpty. Operand 2155 states and 2473 transitions. [2020-11-29 22:43:04,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2020-11-29 22:43:04,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:04,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:05,252 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 292 proven. 132 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2020-11-29 22:43:10,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:10,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2595 states to 2265 states and 2595 transitions. [2020-11-29 22:43:10,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 2595 transitions. [2020-11-29 22:43:10,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2020-11-29 22:43:10,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:10,849 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 361 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-11-29 22:43:13,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:13,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2625 states to 2296 states and 2625 transitions. [2020-11-29 22:43:13,063 INFO L276 IsEmpty]: Start isEmpty. Operand 2296 states and 2625 transitions. [2020-11-29 22:43:13,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2020-11-29 22:43:13,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:13,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:13,235 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 361 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-11-29 22:43:17,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:17,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 2335 states and 2666 transitions. [2020-11-29 22:43:17,581 INFO L276 IsEmpty]: Start isEmpty. Operand 2335 states and 2666 transitions. [2020-11-29 22:43:17,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2020-11-29 22:43:17,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:17,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:17,721 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 357 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2020-11-29 22:43:18,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:18,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 2337 states and 2667 transitions. [2020-11-29 22:43:18,116 INFO L276 IsEmpty]: Start isEmpty. Operand 2337 states and 2667 transitions. [2020-11-29 22:43:18,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2020-11-29 22:43:18,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:18,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:18,476 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 297 proven. 87 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2020-11-29 22:43:22,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:22,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 2378 states and 2719 transitions. [2020-11-29 22:43:22,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2378 states and 2719 transitions. [2020-11-29 22:43:22,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2020-11-29 22:43:22,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:22,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:23,153 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 297 proven. 87 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2020-11-29 22:43:24,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:24,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 2388 states and 2730 transitions. [2020-11-29 22:43:24,002 INFO L276 IsEmpty]: Start isEmpty. Operand 2388 states and 2730 transitions. [2020-11-29 22:43:24,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2020-11-29 22:43:24,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:24,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:24,145 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2020-11-29 22:43:26,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:26,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2748 states to 2399 states and 2748 transitions. [2020-11-29 22:43:26,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2399 states and 2748 transitions. [2020-11-29 22:43:26,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2020-11-29 22:43:26,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:26,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:26,456 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2020-11-29 22:43:27,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:27,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2757 states to 2409 states and 2757 transitions. [2020-11-29 22:43:27,221 INFO L276 IsEmpty]: Start isEmpty. Operand 2409 states and 2757 transitions. [2020-11-29 22:43:27,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2020-11-29 22:43:27,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:27,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:27,446 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 330 proven. 87 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2020-11-29 22:43:32,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:32,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 2441 states and 2804 transitions. [2020-11-29 22:43:32,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 2804 transitions. [2020-11-29 22:43:32,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2020-11-29 22:43:32,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:32,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:32,584 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 330 proven. 87 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2020-11-29 22:43:34,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:34,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2819 states to 2457 states and 2819 transitions. [2020-11-29 22:43:34,843 INFO L276 IsEmpty]: Start isEmpty. Operand 2457 states and 2819 transitions. [2020-11-29 22:43:34,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2020-11-29 22:43:34,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:34,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:35,030 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 330 proven. 87 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2020-11-29 22:43:36,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:36,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 2468 states and 2830 transitions. [2020-11-29 22:43:36,691 INFO L276 IsEmpty]: Start isEmpty. Operand 2468 states and 2830 transitions. [2020-11-29 22:43:36,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2020-11-29 22:43:36,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:36,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:36,876 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 330 proven. 87 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2020-11-29 22:43:37,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:37,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2843 states to 2482 states and 2843 transitions. [2020-11-29 22:43:37,464 INFO L276 IsEmpty]: Start isEmpty. Operand 2482 states and 2843 transitions. [2020-11-29 22:43:37,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2020-11-29 22:43:37,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:37,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:37,956 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 424 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2020-11-29 22:43:39,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:39,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2871 states to 2509 states and 2871 transitions. [2020-11-29 22:43:39,968 INFO L276 IsEmpty]: Start isEmpty. Operand 2509 states and 2871 transitions. [2020-11-29 22:43:39,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2020-11-29 22:43:39,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:40,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:40,607 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 396 proven. 106 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2020-11-29 22:43:43,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:43,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2962 states to 2592 states and 2962 transitions. [2020-11-29 22:43:43,925 INFO L276 IsEmpty]: Start isEmpty. Operand 2592 states and 2962 transitions. [2020-11-29 22:43:43,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-11-29 22:43:43,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:43,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:44,245 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2020-11-29 22:43:45,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:45,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2975 states to 2603 states and 2975 transitions. [2020-11-29 22:43:45,566 INFO L276 IsEmpty]: Start isEmpty. Operand 2603 states and 2975 transitions. [2020-11-29 22:43:45,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2020-11-29 22:43:45,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:45,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:45,949 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2020-11-29 22:43:47,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:47,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 2613 states and 2986 transitions. [2020-11-29 22:43:47,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2613 states and 2986 transitions. [2020-11-29 22:43:47,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-11-29 22:43:47,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:47,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:48,053 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 347 proven. 0 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2020-11-29 22:43:50,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:50,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 2640 states and 3022 transitions. [2020-11-29 22:43:50,041 INFO L276 IsEmpty]: Start isEmpty. Operand 2640 states and 3022 transitions. [2020-11-29 22:43:50,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-11-29 22:43:50,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:50,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:50,177 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 347 proven. 0 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2020-11-29 22:43:51,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:51,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3028 states to 2644 states and 3028 transitions. [2020-11-29 22:43:51,021 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 3028 transitions. [2020-11-29 22:43:51,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-11-29 22:43:51,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:51,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:51,199 INFO L134 CoverageAnalysis]: Checked inductivity of 563 backedges. 347 proven. 0 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2020-11-29 22:43:52,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:52,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3033 states to 2648 states and 3033 transitions. [2020-11-29 22:43:52,094 INFO L276 IsEmpty]: Start isEmpty. Operand 2648 states and 3033 transitions. [2020-11-29 22:43:52,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2020-11-29 22:43:52,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:52,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:52,360 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2020-11-29 22:43:55,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:55,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3077 states to 2676 states and 3077 transitions. [2020-11-29 22:43:55,150 INFO L276 IsEmpty]: Start isEmpty. Operand 2676 states and 3077 transitions. [2020-11-29 22:43:55,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2020-11-29 22:43:55,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:55,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:55,412 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 453 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2020-11-29 22:43:55,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:55,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3084 states to 2679 states and 3084 transitions. [2020-11-29 22:43:55,705 INFO L276 IsEmpty]: Start isEmpty. Operand 2679 states and 3084 transitions. [2020-11-29 22:43:55,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-11-29 22:43:55,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:55,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:55,837 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 417 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2020-11-29 22:43:57,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:57,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3085 states to 2681 states and 3085 transitions. [2020-11-29 22:43:57,171 INFO L276 IsEmpty]: Start isEmpty. Operand 2681 states and 3085 transitions. [2020-11-29 22:43:57,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-11-29 22:43:57,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:57,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:57,313 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 417 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2020-11-29 22:43:57,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:43:57,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3086 states to 2683 states and 3086 transitions. [2020-11-29 22:43:57,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2683 states and 3086 transitions. [2020-11-29 22:43:57,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-11-29 22:43:57,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:43:57,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:43:58,158 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 417 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2020-11-29 22:44:00,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:44:00,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3093 states to 2689 states and 3093 transitions. [2020-11-29 22:44:00,435 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 3093 transitions. [2020-11-29 22:44:00,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2020-11-29 22:44:00,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:44:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:44:00,665 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2020-11-29 22:44:01,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:44:01,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3094 states to 2691 states and 3094 transitions. [2020-11-29 22:44:01,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 3094 transitions. [2020-11-29 22:44:01,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2020-11-29 22:44:01,264 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:44:01,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:44:01,480 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2020-11-29 22:44:03,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:44:03,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3126 states to 2723 states and 3126 transitions. [2020-11-29 22:44:03,293 INFO L276 IsEmpty]: Start isEmpty. Operand 2723 states and 3126 transitions. [2020-11-29 22:44:03,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2020-11-29 22:44:03,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:44:03,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:44:03,428 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 353 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2020-11-29 22:44:05,189 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2020-11-29 22:44:07,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:44:07,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3179 states to 2774 states and 3179 transitions. [2020-11-29 22:44:07,484 INFO L276 IsEmpty]: Start isEmpty. Operand 2774 states and 3179 transitions. [2020-11-29 22:44:07,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2020-11-29 22:44:07,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:44:07,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:44:07,615 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 353 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2020-11-29 22:44:08,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:44:08,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3181 states to 2777 states and 3181 transitions. [2020-11-29 22:44:08,035 INFO L276 IsEmpty]: Start isEmpty. Operand 2777 states and 3181 transitions. [2020-11-29 22:44:08,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2020-11-29 22:44:08,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:44:08,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:44:08,178 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 353 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2020-11-29 22:44:09,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:44:09,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3197 states to 2794 states and 3197 transitions. [2020-11-29 22:44:09,290 INFO L276 IsEmpty]: Start isEmpty. Operand 2794 states and 3197 transitions. [2020-11-29 22:44:09,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2020-11-29 22:44:09,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:44:09,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:44:09,445 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 353 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2020-11-29 22:44:10,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:44:10,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 2831 states and 3234 transitions. [2020-11-29 22:44:10,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2831 states and 3234 transitions. [2020-11-29 22:44:10,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2020-11-29 22:44:10,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:44:10,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:44:10,378 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 353 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2020-11-29 22:44:11,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:44:11,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3247 states to 2845 states and 3247 transitions. [2020-11-29 22:44:11,789 INFO L276 IsEmpty]: Start isEmpty. Operand 2845 states and 3247 transitions. [2020-11-29 22:44:11,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2020-11-29 22:44:11,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:44:11,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:44:11,967 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 362 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2020-11-29 22:44:19,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:44:19,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3352 states to 2937 states and 3352 transitions. [2020-11-29 22:44:19,911 INFO L276 IsEmpty]: Start isEmpty. Operand 2937 states and 3352 transitions. [2020-11-29 22:44:19,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2020-11-29 22:44:19,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:44:19,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:44:20,236 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 362 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2020-11-29 22:44:21,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:44:21,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3361 states to 2948 states and 3361 transitions. [2020-11-29 22:44:21,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2948 states and 3361 transitions. [2020-11-29 22:44:21,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2020-11-29 22:44:21,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:44:21,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:44:22,076 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 434 proven. 103 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2020-11-29 22:44:25,614 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2020-11-29 22:44:28,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:44:28,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3498 states to 3075 states and 3498 transitions. [2020-11-29 22:44:28,760 INFO L276 IsEmpty]: Start isEmpty. Operand 3075 states and 3498 transitions. [2020-11-29 22:44:28,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2020-11-29 22:44:28,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:44:28,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:44:29,092 INFO L134 CoverageAnalysis]: Checked inductivity of 608 backedges. 380 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2020-11-29 22:44:31,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:44:31,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3526 states to 3100 states and 3526 transitions. [2020-11-29 22:44:31,479 INFO L276 IsEmpty]: Start isEmpty. Operand 3100 states and 3526 transitions. [2020-11-29 22:44:31,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2020-11-29 22:44:31,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:44:31,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:44:32,889 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 487 proven. 174 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-11-29 22:44:43,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:44:43,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 3159 states and 3601 transitions. [2020-11-29 22:44:43,052 INFO L276 IsEmpty]: Start isEmpty. Operand 3159 states and 3601 transitions. [2020-11-29 22:44:43,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2020-11-29 22:44:43,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:44:43,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:44:43,517 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 487 proven. 174 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-11-29 22:44:47,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:44:47,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3172 states and 3625 transitions. [2020-11-29 22:44:47,093 INFO L276 IsEmpty]: Start isEmpty. Operand 3172 states and 3625 transitions. [2020-11-29 22:44:47,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2020-11-29 22:44:47,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:44:47,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:44:47,435 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 487 proven. 174 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-11-29 22:44:48,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:44:48,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3641 states to 3186 states and 3641 transitions. [2020-11-29 22:44:48,922 INFO L276 IsEmpty]: Start isEmpty. Operand 3186 states and 3641 transitions. [2020-11-29 22:44:48,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2020-11-29 22:44:48,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:44:48,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:44:49,388 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 487 proven. 174 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-11-29 22:44:51,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:44:51,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3655 states to 3196 states and 3655 transitions. [2020-11-29 22:44:51,764 INFO L276 IsEmpty]: Start isEmpty. Operand 3196 states and 3655 transitions. [2020-11-29 22:44:51,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2020-11-29 22:44:51,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:44:51,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:44:52,083 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 487 proven. 174 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-11-29 22:44:54,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:44:54,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3664 states to 3204 states and 3664 transitions. [2020-11-29 22:44:54,769 INFO L276 IsEmpty]: Start isEmpty. Operand 3204 states and 3664 transitions. [2020-11-29 22:44:54,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2020-11-29 22:44:54,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:44:54,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:44:55,278 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 487 proven. 174 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-11-29 22:44:56,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:44:56,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 3214 states and 3678 transitions. [2020-11-29 22:44:56,721 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 3678 transitions. [2020-11-29 22:44:56,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2020-11-29 22:44:56,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:44:56,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:44:57,060 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 487 proven. 174 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-11-29 22:44:58,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:44:58,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 3224 states and 3691 transitions. [2020-11-29 22:44:58,601 INFO L276 IsEmpty]: Start isEmpty. Operand 3224 states and 3691 transitions. [2020-11-29 22:44:58,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2020-11-29 22:44:58,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:44:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:44:58,949 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 487 proven. 174 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-11-29 22:45:01,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:45:01,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3705 states to 3239 states and 3705 transitions. [2020-11-29 22:45:01,039 INFO L276 IsEmpty]: Start isEmpty. Operand 3239 states and 3705 transitions. [2020-11-29 22:45:01,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2020-11-29 22:45:01,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:45:01,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:45:02,474 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 528 proven. 114 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-11-29 22:45:13,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:45:13,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3842 states to 3358 states and 3842 transitions. [2020-11-29 22:45:13,937 INFO L276 IsEmpty]: Start isEmpty. Operand 3358 states and 3842 transitions. [2020-11-29 22:45:13,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2020-11-29 22:45:13,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 22:45:13,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:45:15,382 INFO L134 CoverageAnalysis]: Checked inductivity of 836 backedges. 614 proven. 153 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-11-29 22:45:24,552 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-11-29 22:45:29,798 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 25 [2020-11-29 22:45:31,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 22:45:31,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3822 states to 3330 states and 3822 transitions. [2020-11-29 22:45:31,522 INFO L276 IsEmpty]: Start isEmpty. Operand 3330 states and 3822 transitions. [2020-11-29 22:45:31,524 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 22:45:31,524 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 125 iterations. [2020-11-29 22:45:31,531 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-29 22:45:32,255 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 30 [2020-11-29 22:45:32,681 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 30 [2020-11-29 22:45:33,294 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 30 [2020-11-29 22:45:33,709 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 30 [2020-11-29 22:45:34,525 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 30 [2020-11-29 22:45:35,373 WARN L193 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 30 [2020-11-29 22:45:35,957 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 30 [2020-11-29 22:45:36,850 WARN L193 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 30 [2020-11-29 22:45:37,440 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 30 [2020-11-29 22:45:38,249 WARN L193 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 30 [2020-11-29 22:45:38,812 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 30 [2020-11-29 22:45:39,262 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 30 [2020-11-29 22:45:40,007 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 30 [2020-11-29 22:45:40,526 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 30 [2020-11-29 22:45:40,963 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 30 [2020-11-29 22:45:41,703 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 30 [2020-11-29 22:45:42,588 WARN L193 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 30 [2020-11-29 22:45:43,105 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 30 [2020-11-29 22:45:43,784 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 31 [2020-11-29 22:45:44,320 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 30 [2020-11-29 22:45:45,181 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 30 [2020-11-29 22:45:46,055 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 30 [2020-11-29 22:45:46,598 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 30 [2020-11-29 22:45:47,269 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 31 [2020-11-29 22:45:47,429 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 4 [2020-11-29 22:45:48,345 WARN L193 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 30 [2020-11-29 22:45:48,868 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 30 [2020-11-29 22:45:49,791 WARN L193 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 30 [2020-11-29 22:45:50,447 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 30 [2020-11-29 22:45:51,330 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 30 [2020-11-29 22:45:51,896 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 30 [2020-11-29 22:45:52,551 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 31 [2020-11-29 22:45:53,445 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 30 [2020-11-29 22:45:53,946 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 30 [2020-11-29 22:45:54,468 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 30 [2020-11-29 22:45:55,340 WARN L193 SmtUtils]: Spent 871.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 30 [2020-11-29 22:45:56,176 WARN L193 SmtUtils]: Spent 834.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 30 [2020-11-29 22:45:56,958 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 31 [2020-11-29 22:45:57,503 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 30 [2020-11-29 22:45:58,372 WARN L193 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 30 [2020-11-29 22:45:58,889 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 30 [2020-11-29 22:45:59,616 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 30 [2020-11-29 22:46:00,018 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 30 [2020-11-29 22:46:00,663 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 30 [2020-11-29 22:46:01,546 WARN L193 SmtUtils]: Spent 882.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 30 [2020-11-29 22:46:02,257 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 30 [2020-11-29 22:46:02,832 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 30 [2020-11-29 22:46:03,715 WARN L193 SmtUtils]: Spent 882.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 30 [2020-11-29 22:46:04,386 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 31 [2020-11-29 22:46:04,552 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 4 [2020-11-29 22:46:05,405 WARN L193 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 30 [2020-11-29 22:46:06,279 WARN L193 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 30 [2020-11-29 22:46:07,108 WARN L193 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 31 [2020-11-29 22:46:07,931 WARN L193 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 30 [2020-11-29 22:46:08,764 WARN L193 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 30 [2020-11-29 22:46:09,785 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 155 DAG size of output: 30 [2020-11-29 22:46:10,282 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 30 [2020-11-29 22:46:10,911 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 31 [2020-11-29 22:46:11,589 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 31 [2020-11-29 22:46:12,356 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 31 [2020-11-29 22:46:12,810 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 30 [2020-11-29 22:46:13,529 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 30 [2020-11-29 22:46:14,265 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 30 [2020-11-29 22:46:14,770 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 31 [2020-11-29 22:46:15,229 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 31 [2020-11-29 22:46:15,580 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 30 [2020-11-29 22:46:16,067 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 31 [2020-11-29 22:46:16,423 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 30 [2020-11-29 22:46:16,878 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 31 [2020-11-29 22:46:17,497 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 30 [2020-11-29 22:46:18,233 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 30 [2020-11-29 22:46:18,234 INFO L569 CodeCheckObserver]: Invariant with dag size 31 [2020-11-29 22:46:18,249 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 22:46:18,250 INFO L569 CodeCheckObserver]: Invariant with dag size 31 [2020-11-29 22:46:18,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 10:46:18 ImpRootNode [2020-11-29 22:46:18,277 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 22:46:18,278 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 22:46:18,278 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 22:46:18,278 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 22:46:18,279 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:41:11" (3/4) ... [2020-11-29 22:46:18,282 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 22:46:18,305 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 103 nodes and edges [2020-11-29 22:46:18,307 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-11-29 22:46:18,309 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-29 22:46:18,310 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-29 22:46:18,468 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_dbea2de2-6f7d-4adc-a1c4-d6feef4bf644/bin/ukojak/witness.graphml [2020-11-29 22:46:18,468 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 22:46:18,470 INFO L168 Benchmark]: Toolchain (without parser) took 311438.11 ms. Allocated memory was 104.9 MB in the beginning and 2.5 GB in the end (delta: 2.4 GB). Free memory was 83.1 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 343.4 MB. Max. memory is 16.1 GB. [2020-11-29 22:46:18,470 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 79.7 MB. Free memory is still 55.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:46:18,471 INFO L168 Benchmark]: CACSL2BoogieTranslator took 810.02 ms. Allocated memory is still 104.9 MB. Free memory was 83.1 MB in the beginning and 58.7 MB in the end (delta: 24.4 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-11-29 22:46:18,471 INFO L168 Benchmark]: Boogie Procedure Inliner took 155.24 ms. Allocated memory is still 104.9 MB. Free memory was 58.3 MB in the beginning and 52.8 MB in the end (delta: 5.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 22:46:18,471 INFO L168 Benchmark]: Boogie Preprocessor took 80.96 ms. Allocated memory is still 104.9 MB. Free memory was 52.8 MB in the beginning and 48.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 22:46:18,472 INFO L168 Benchmark]: RCFGBuilder took 3687.45 ms. Allocated memory was 104.9 MB in the beginning and 153.1 MB in the end (delta: 48.2 MB). Free memory was 48.1 MB in the beginning and 63.8 MB in the end (delta: -15.6 MB). Peak memory consumption was 38.9 MB. Max. memory is 16.1 GB. [2020-11-29 22:46:18,473 INFO L168 Benchmark]: CodeCheck took 306504.33 ms. Allocated memory was 153.1 MB in the beginning and 2.5 GB in the end (delta: 2.3 GB). Free memory was 63.8 MB in the beginning and 2.1 GB in the end (delta: -2.1 GB). Peak memory consumption was 1.1 GB. Max. memory is 16.1 GB. [2020-11-29 22:46:18,474 INFO L168 Benchmark]: Witness Printer took 190.49 ms. Allocated memory is still 2.5 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-29 22:46:18,476 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 259.7s, OverallIterations: 125, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1093648 SDtfs, -672911524 SDslu, 6557792 SDs, 0 SdLazy, -556212960 SolverSat, -328870056 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1212.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 180080 GetRequests, 172183 SyntacticMatches, 6719 SemanticMatches, 1178 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 982267 ImplicationChecksByTransitivity, 205.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.2s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 17.1s InterpolantComputationTime, 27680 NumberOfCodeBlocks, 27680 NumberOfCodeBlocksAsserted, 124 NumberOfCheckSat, 27556 ConstructedInterpolants, 0 QuantifiedInterpolants, 30690191 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 124 InterpolantComputations, 84 PerfectInterpolantSequences, 35768/39899 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: ((((((((a21 == 1 && a12 == 8) && a20 == 1) && a16 == 4) && !(a7 == 1)) || ((((a20 == 0 && a21 == 1) && !(a17 == 1)) && a12 == 8) && a16 == 4)) || ((((a20 == 0 && a21 == 1) && !(a17 == 1)) && a12 == 8) && 5 == a16)) || (((((a21 == 1 && a7 == 1) && !(a17 == 1)) && a12 == 8) && a20 == 1) && 5 == a16)) || a8 <= 13) || 15 <= a8 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: ((((((((a21 == 1 && a12 == 8) && a20 == 1) && a16 == 4) && !(a7 == 1)) || ((((a20 == 0 && a21 == 1) && !(a17 == 1)) && a12 == 8) && a16 == 4)) || ((((a20 == 0 && a21 == 1) && !(a17 == 1)) && a12 == 8) && 5 == a16)) || (((((a21 == 1 && a7 == 1) && !(a17 == 1)) && a12 == 8) && a20 == 1) && 5 == a16)) || a8 <= 13) || 15 <= a8 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 79.7 MB. Free memory is still 55.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 810.02 ms. Allocated memory is still 104.9 MB. Free memory was 83.1 MB in the beginning and 58.7 MB in the end (delta: 24.4 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 155.24 ms. Allocated memory is still 104.9 MB. Free memory was 58.3 MB in the beginning and 52.8 MB in the end (delta: 5.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 80.96 ms. Allocated memory is still 104.9 MB. Free memory was 52.8 MB in the beginning and 48.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3687.45 ms. Allocated memory was 104.9 MB in the beginning and 153.1 MB in the end (delta: 48.2 MB). Free memory was 48.1 MB in the beginning and 63.8 MB in the end (delta: -15.6 MB). Peak memory consumption was 38.9 MB. Max. memory is 16.1 GB. * CodeCheck took 306504.33 ms. Allocated memory was 153.1 MB in the beginning and 2.5 GB in the end (delta: 2.3 GB). Free memory was 63.8 MB in the beginning and 2.1 GB in the end (delta: -2.1 GB). Peak memory consumption was 1.1 GB. Max. memory is 16.1 GB. * Witness Printer took 190.49 ms. Allocated memory is still 2.5 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...