./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/psyco/psyco_abp_1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_511049aa-4acb-44ff-9257-ccc867c7bfb3/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_511049aa-4acb-44ff-9257-ccc867c7bfb3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_511049aa-4acb-44ff-9257-ccc867c7bfb3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_511049aa-4acb-44ff-9257-ccc867c7bfb3/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/psyco/psyco_abp_1-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_511049aa-4acb-44ff-9257-ccc867c7bfb3/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_511049aa-4acb-44ff-9257-ccc867c7bfb3/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8e1064ca8851049d7703c5646c80faf613ee8a93 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 19:24:31,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:24:31,820 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:24:31,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:24:31,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:24:31,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:24:31,884 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:24:31,911 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:24:31,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:24:31,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:24:31,920 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:24:31,922 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:24:31,923 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:24:31,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:24:31,938 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:24:31,940 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:24:31,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:24:31,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:24:31,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:24:31,955 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:24:31,961 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:24:31,963 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:24:31,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:24:31,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:24:31,974 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:24:31,975 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:24:31,976 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:24:31,987 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:24:31,987 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:24:31,989 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:24:31,989 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:24:31,991 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:24:31,992 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:24:31,993 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:24:31,994 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:24:31,995 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:24:31,996 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:24:31,996 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:24:31,996 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:24:31,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:24:31,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:24:31,999 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_511049aa-4acb-44ff-9257-ccc867c7bfb3/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf [2020-11-29 19:24:32,028 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:24:32,029 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:24:32,030 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 19:24:32,030 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 19:24:32,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:24:32,031 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:24:32,032 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:24:32,032 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:24:32,032 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 19:24:32,032 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:24:32,033 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:24:32,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:24:32,033 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:24:32,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:24:32,034 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:24:32,034 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-11-29 19:24:32,035 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:24:32,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:24:32,035 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:24:32,035 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:24:32,036 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 19:24:32,036 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 19:24:32,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:24:32,037 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:24:32,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:24:32,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:24:32,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:24:32,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:24:32,038 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 19:24:32,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:24:32,039 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:24:32,039 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_511049aa-4acb-44ff-9257-ccc867c7bfb3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_511049aa-4acb-44ff-9257-ccc867c7bfb3/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e1064ca8851049d7703c5646c80faf613ee8a93 [2020-11-29 19:24:32,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:24:32,353 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:24:32,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:24:32,359 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:24:32,360 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:24:32,362 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_511049aa-4acb-44ff-9257-ccc867c7bfb3/bin/ukojak/../../sv-benchmarks/c/psyco/psyco_abp_1-1.c [2020-11-29 19:24:32,455 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_511049aa-4acb-44ff-9257-ccc867c7bfb3/bin/ukojak/data/d5e39062e/362da302195a4d60a2f35cf25240c336/FLAG7c14f8349 [2020-11-29 19:24:33,221 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:24:33,222 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_511049aa-4acb-44ff-9257-ccc867c7bfb3/sv-benchmarks/c/psyco/psyco_abp_1-1.c [2020-11-29 19:24:33,238 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_511049aa-4acb-44ff-9257-ccc867c7bfb3/bin/ukojak/data/d5e39062e/362da302195a4d60a2f35cf25240c336/FLAG7c14f8349 [2020-11-29 19:24:33,510 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_511049aa-4acb-44ff-9257-ccc867c7bfb3/bin/ukojak/data/d5e39062e/362da302195a4d60a2f35cf25240c336 [2020-11-29 19:24:33,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:24:33,515 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:24:33,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:24:33,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:24:33,522 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:24:33,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:24:33" (1/1) ... [2020-11-29 19:24:33,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f81d71c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:24:33, skipping insertion in model container [2020-11-29 19:24:33,527 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:24:33" (1/1) ... [2020-11-29 19:24:33,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:24:33,603 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:24:34,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:24:34,181 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:24:34,310 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:24:34,336 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:24:34,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:24:34 WrapperNode [2020-11-29 19:24:34,338 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:24:34,339 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:24:34,339 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:24:34,342 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:24:34,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:24:34" (1/1) ... [2020-11-29 19:24:34,389 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:24:34" (1/1) ... [2020-11-29 19:24:34,448 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:24:34,449 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:24:34,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:24:34,450 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:24:34,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:24:34" (1/1) ... [2020-11-29 19:24:34,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:24:34" (1/1) ... [2020-11-29 19:24:34,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:24:34" (1/1) ... [2020-11-29 19:24:34,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:24:34" (1/1) ... [2020-11-29 19:24:34,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:24:34" (1/1) ... [2020-11-29 19:24:34,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:24:34" (1/1) ... [2020-11-29 19:24:34,502 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:24:34" (1/1) ... [2020-11-29 19:24:34,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:24:34,510 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:24:34,511 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:24:34,511 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:24:34,513 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:24:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_511049aa-4acb-44ff-9257-ccc867c7bfb3/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 19:24:34,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:24:34,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:24:34,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 19:24:34,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:24:36,363 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:24:36,363 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-29 19:24:36,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:24:36 BoogieIcfgContainer [2020-11-29 19:24:36,366 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:24:36,371 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 19:24:36,371 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 19:24:36,383 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 19:24:36,383 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:24:36" (1/1) ... [2020-11-29 19:24:36,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:24:36,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:36,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 192 states and 294 transitions. [2020-11-29 19:24:36,467 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 294 transitions. [2020-11-29 19:24:36,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-29 19:24:36,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:36,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:36,694 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 19:24:36,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:36,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 195 states and 334 transitions. [2020-11-29 19:24:36,767 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 334 transitions. [2020-11-29 19:24:36,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 19:24:36,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:36,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:36,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 19:24:36,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:36,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 195 states and 333 transitions. [2020-11-29 19:24:36,942 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 333 transitions. [2020-11-29 19:24:36,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 19:24:36,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:36,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:37,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:37,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:37,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 202 states and 385 transitions. [2020-11-29 19:24:37,340 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 385 transitions. [2020-11-29 19:24:37,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 19:24:37,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:37,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:37,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:37,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:37,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 205 states and 391 transitions. [2020-11-29 19:24:37,475 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 391 transitions. [2020-11-29 19:24:37,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 19:24:37,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:37,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:37,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:37,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:37,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 212 states and 402 transitions. [2020-11-29 19:24:37,744 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 402 transitions. [2020-11-29 19:24:37,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 19:24:37,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:37,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:37,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:37,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:37,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 216 states and 408 transitions. [2020-11-29 19:24:37,875 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 408 transitions. [2020-11-29 19:24:37,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 19:24:37,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:37,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:37,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:38,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:38,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 219 states and 450 transitions. [2020-11-29 19:24:38,175 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 450 transitions. [2020-11-29 19:24:38,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 19:24:38,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:38,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:38,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:38,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 228 states and 504 transitions. [2020-11-29 19:24:38,716 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 504 transitions. [2020-11-29 19:24:38,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 19:24:38,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:38,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:38,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:38,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:38,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 233 states and 514 transitions. [2020-11-29 19:24:38,794 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 514 transitions. [2020-11-29 19:24:38,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 19:24:38,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:38,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:38,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:38,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:38,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 234 states and 518 transitions. [2020-11-29 19:24:38,861 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 518 transitions. [2020-11-29 19:24:38,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 19:24:38,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:38,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:38,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:38,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:38,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 237 states and 525 transitions. [2020-11-29 19:24:38,942 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 525 transitions. [2020-11-29 19:24:38,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 19:24:38,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:38,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:38,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:39,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:39,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 243 states and 535 transitions. [2020-11-29 19:24:39,035 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 535 transitions. [2020-11-29 19:24:39,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 19:24:39,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:39,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:39,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:39,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:39,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 247 states and 541 transitions. [2020-11-29 19:24:39,109 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 541 transitions. [2020-11-29 19:24:39,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 19:24:39,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:39,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:39,135 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 19:24:39,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:39,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 247 states and 539 transitions. [2020-11-29 19:24:39,204 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 539 transitions. [2020-11-29 19:24:39,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 19:24:39,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:39,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:39,229 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 19:24:39,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:39,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 249 states and 543 transitions. [2020-11-29 19:24:39,241 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 543 transitions. [2020-11-29 19:24:39,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 19:24:39,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:39,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:39,317 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:24:39,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:39,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 248 states and 542 transitions. [2020-11-29 19:24:39,595 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 542 transitions. [2020-11-29 19:24:39,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 19:24:39,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:39,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:39,650 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:24:39,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:39,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 247 states and 541 transitions. [2020-11-29 19:24:39,694 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 541 transitions. [2020-11-29 19:24:39,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 19:24:39,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:39,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:39,741 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:24:39,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:39,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 249 states and 544 transitions. [2020-11-29 19:24:39,757 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 544 transitions. [2020-11-29 19:24:39,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 19:24:39,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:39,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:39,791 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 19:24:39,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:39,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 251 states and 550 transitions. [2020-11-29 19:24:39,804 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 550 transitions. [2020-11-29 19:24:39,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 19:24:39,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:39,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:39,908 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:40,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:40,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 260 states and 602 transitions. [2020-11-29 19:24:40,601 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 602 transitions. [2020-11-29 19:24:40,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 19:24:40,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:40,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:40,627 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 19:24:41,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:41,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 263 states and 645 transitions. [2020-11-29 19:24:41,099 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 645 transitions. [2020-11-29 19:24:41,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 19:24:41,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:41,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:41,136 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:41,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:41,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 267 states and 653 transitions. [2020-11-29 19:24:41,201 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 653 transitions. [2020-11-29 19:24:41,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 19:24:41,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:41,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:41,238 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 19:24:41,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:41,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 269 states and 655 transitions. [2020-11-29 19:24:41,564 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 655 transitions. [2020-11-29 19:24:41,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 19:24:41,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:41,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:41,594 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:41,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:41,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 270 states and 657 transitions. [2020-11-29 19:24:41,630 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 657 transitions. [2020-11-29 19:24:41,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 19:24:41,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:41,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:41,652 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 19:24:41,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:41,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 272 states and 661 transitions. [2020-11-29 19:24:41,753 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 661 transitions. [2020-11-29 19:24:41,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 19:24:41,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:41,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:41,791 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:24:42,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:42,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 281 states and 716 transitions. [2020-11-29 19:24:42,554 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 716 transitions. [2020-11-29 19:24:42,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 19:24:42,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:42,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:42,589 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:24:43,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:43,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 288 states and 727 transitions. [2020-11-29 19:24:43,072 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 727 transitions. [2020-11-29 19:24:43,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 19:24:43,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:43,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:43,114 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 19:24:43,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:43,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 290 states and 730 transitions. [2020-11-29 19:24:43,131 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 730 transitions. [2020-11-29 19:24:43,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 19:24:43,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:43,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:43,162 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 19:24:43,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:43,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 291 states and 731 transitions. [2020-11-29 19:24:43,187 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 731 transitions. [2020-11-29 19:24:43,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 19:24:43,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:43,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:43,233 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:24:43,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:43,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 293 states and 735 transitions. [2020-11-29 19:24:43,251 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 735 transitions. [2020-11-29 19:24:43,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 19:24:43,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:43,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:43,279 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:24:43,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:43,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 292 states and 734 transitions. [2020-11-29 19:24:43,312 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 734 transitions. [2020-11-29 19:24:43,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 19:24:43,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:43,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:43,348 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:24:43,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:43,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 294 states and 737 transitions. [2020-11-29 19:24:43,372 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 737 transitions. [2020-11-29 19:24:43,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 19:24:43,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:43,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:43,392 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 19:24:43,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:43,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 295 states and 738 transitions. [2020-11-29 19:24:43,407 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 738 transitions. [2020-11-29 19:24:43,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 19:24:43,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:43,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:43,433 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:24:43,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:43,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 296 states and 739 transitions. [2020-11-29 19:24:43,450 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 739 transitions. [2020-11-29 19:24:43,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 19:24:43,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:43,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:43,490 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:43,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:43,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 302 states and 751 transitions. [2020-11-29 19:24:43,545 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 751 transitions. [2020-11-29 19:24:43,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 19:24:43,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:43,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:43,586 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:24:43,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:43,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 301 states and 750 transitions. [2020-11-29 19:24:43,627 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 750 transitions. [2020-11-29 19:24:43,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 19:24:43,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:43,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:43,729 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 19:24:44,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:44,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 308 states and 805 transitions. [2020-11-29 19:24:44,759 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 805 transitions. [2020-11-29 19:24:44,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 19:24:44,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:44,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:44,781 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 19:24:45,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:45,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 311 states and 849 transitions. [2020-11-29 19:24:45,313 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 849 transitions. [2020-11-29 19:24:45,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 19:24:45,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:45,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:45,335 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 19:24:46,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:46,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 314 states and 896 transitions. [2020-11-29 19:24:46,060 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 896 transitions. [2020-11-29 19:24:46,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 19:24:46,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:46,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:46,085 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 19:24:46,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:46,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 316 states and 897 transitions. [2020-11-29 19:24:46,357 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 897 transitions. [2020-11-29 19:24:46,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 19:24:46,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:46,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:46,402 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:24:46,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:46,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 317 states and 898 transitions. [2020-11-29 19:24:46,417 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 898 transitions. [2020-11-29 19:24:46,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 19:24:46,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:46,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:46,457 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:46,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:46,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 321 states and 908 transitions. [2020-11-29 19:24:46,509 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 908 transitions. [2020-11-29 19:24:46,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 19:24:46,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:46,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:46,532 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-29 19:24:46,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:46,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 321 states and 905 transitions. [2020-11-29 19:24:46,678 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 905 transitions. [2020-11-29 19:24:46,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 19:24:46,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:46,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:46,702 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-29 19:24:46,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:46,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 322 states and 949 transitions. [2020-11-29 19:24:46,966 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 949 transitions. [2020-11-29 19:24:46,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 19:24:46,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:46,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:47,002 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 19:24:47,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:47,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 323 states and 985 transitions. [2020-11-29 19:24:47,192 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 985 transitions. [2020-11-29 19:24:47,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 19:24:47,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:47,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:47,215 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:24:47,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:47,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 329 states and 1001 transitions. [2020-11-29 19:24:47,516 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 1001 transitions. [2020-11-29 19:24:47,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 19:24:47,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:47,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:47,625 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 19:24:49,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:49,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 337 states and 1058 transitions. [2020-11-29 19:24:49,189 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 1058 transitions. [2020-11-29 19:24:49,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 19:24:49,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:49,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:49,211 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 19:24:49,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:49,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 340 states and 1106 transitions. [2020-11-29 19:24:49,733 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 1106 transitions. [2020-11-29 19:24:49,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 19:24:49,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:49,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:49,761 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 19:24:50,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:50,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 343 states and 1148 transitions. [2020-11-29 19:24:50,032 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 1148 transitions. [2020-11-29 19:24:50,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 19:24:50,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:50,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:50,064 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 19:24:50,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:50,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 345 states and 1149 transitions. [2020-11-29 19:24:50,362 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 1149 transitions. [2020-11-29 19:24:50,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-29 19:24:50,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:50,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:50,386 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-29 19:24:50,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:50,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 347 states and 1153 transitions. [2020-11-29 19:24:50,402 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 1153 transitions. [2020-11-29 19:24:50,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-29 19:24:50,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:50,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:50,425 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-29 19:24:50,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:50,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 349 states and 1157 transitions. [2020-11-29 19:24:50,441 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 1157 transitions. [2020-11-29 19:24:50,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-29 19:24:50,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:50,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:50,468 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-29 19:24:50,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:50,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 350 states and 1196 transitions. [2020-11-29 19:24:50,516 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 1196 transitions. [2020-11-29 19:24:50,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-29 19:24:50,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:50,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:50,673 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:24:50,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:50,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 351 states and 1197 transitions. [2020-11-29 19:24:50,821 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 1197 transitions. [2020-11-29 19:24:50,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-29 19:24:50,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:50,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:50,919 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:51,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:51,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 361 states and 1214 transitions. [2020-11-29 19:24:51,693 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 1214 transitions. [2020-11-29 19:24:51,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-29 19:24:51,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:51,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:51,748 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-29 19:24:51,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:51,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 362 states and 1215 transitions. [2020-11-29 19:24:51,765 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 1215 transitions. [2020-11-29 19:24:51,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-29 19:24:51,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:51,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:51,809 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:24:51,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:51,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 363 states and 1216 transitions. [2020-11-29 19:24:51,845 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 1216 transitions. [2020-11-29 19:24:51,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-29 19:24:51,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:51,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:51,876 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-29 19:24:51,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:51,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 365 states and 1219 transitions. [2020-11-29 19:24:51,904 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 1219 transitions. [2020-11-29 19:24:51,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-29 19:24:51,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:51,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:51,947 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-29 19:24:51,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:51,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 367 states and 1222 transitions. [2020-11-29 19:24:51,962 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 1222 transitions. [2020-11-29 19:24:51,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-29 19:24:51,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:51,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:51,997 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-29 19:24:52,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:52,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 368 states and 1223 transitions. [2020-11-29 19:24:52,022 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 1223 transitions. [2020-11-29 19:24:52,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-29 19:24:52,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:52,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:52,064 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:24:52,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:52,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 373 states and 1237 transitions. [2020-11-29 19:24:52,089 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 1237 transitions. [2020-11-29 19:24:52,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-29 19:24:52,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:52,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:52,123 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-29 19:24:52,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:52,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 374 states and 1238 transitions. [2020-11-29 19:24:52,140 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 1238 transitions. [2020-11-29 19:24:52,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-29 19:24:52,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:52,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:52,174 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:24:52,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:52,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 375 states and 1243 transitions. [2020-11-29 19:24:52,208 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 1243 transitions. [2020-11-29 19:24:52,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-29 19:24:52,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:52,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:52,246 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:24:52,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:52,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 376 states and 1244 transitions. [2020-11-29 19:24:52,272 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 1244 transitions. [2020-11-29 19:24:52,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-29 19:24:52,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:52,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:52,298 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-29 19:24:52,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:52,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 378 states and 1247 transitions. [2020-11-29 19:24:52,316 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 1247 transitions. [2020-11-29 19:24:52,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-29 19:24:52,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:52,344 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:24:52,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:52,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 380 states and 1250 transitions. [2020-11-29 19:24:52,360 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 1250 transitions. [2020-11-29 19:24:52,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-29 19:24:52,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:52,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:52,386 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:24:52,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:52,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 383 states and 1265 transitions. [2020-11-29 19:24:52,440 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 1265 transitions. [2020-11-29 19:24:52,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-29 19:24:52,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:52,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:52,524 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:52,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:52,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 389 states and 1278 transitions. [2020-11-29 19:24:52,574 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 1278 transitions. [2020-11-29 19:24:52,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-29 19:24:52,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:52,735 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:54,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:54,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 402 states and 1356 transitions. [2020-11-29 19:24:54,748 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 1356 transitions. [2020-11-29 19:24:54,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-29 19:24:54,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:54,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:54,773 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:55,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:55,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 404 states and 1358 transitions. [2020-11-29 19:24:55,226 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 1358 transitions. [2020-11-29 19:24:55,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-29 19:24:55,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:55,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:55,249 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-29 19:24:55,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:55,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 406 states and 1361 transitions. [2020-11-29 19:24:55,265 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 1361 transitions. [2020-11-29 19:24:55,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-29 19:24:55,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:55,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:55,300 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 19:24:55,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:55,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 407 states and 1394 transitions. [2020-11-29 19:24:55,543 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 1394 transitions. [2020-11-29 19:24:55,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-29 19:24:55,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:55,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:55,572 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-29 19:24:55,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:55,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 408 states and 1395 transitions. [2020-11-29 19:24:55,588 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 1395 transitions. [2020-11-29 19:24:55,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-29 19:24:55,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:55,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:55,613 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-29 19:24:55,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:55,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 410 states and 1398 transitions. [2020-11-29 19:24:55,629 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 1398 transitions. [2020-11-29 19:24:55,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-29 19:24:55,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:55,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:55,657 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-11-29 19:24:55,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:55,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 411 states and 1399 transitions. [2020-11-29 19:24:55,673 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 1399 transitions. [2020-11-29 19:24:55,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-29 19:24:55,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:55,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:55,698 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-29 19:24:55,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:55,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 412 states and 1400 transitions. [2020-11-29 19:24:55,714 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 1400 transitions. [2020-11-29 19:24:55,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-29 19:24:55,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:55,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:55,743 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-11-29 19:24:55,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:55,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 414 states and 1403 transitions. [2020-11-29 19:24:55,758 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 1403 transitions. [2020-11-29 19:24:55,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-29 19:24:55,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:55,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:55,873 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:55,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:55,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 418 states and 1413 transitions. [2020-11-29 19:24:55,924 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 1413 transitions. [2020-11-29 19:24:55,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-29 19:24:55,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:55,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:56,094 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:58,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:58,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 432 states and 1505 transitions. [2020-11-29 19:24:58,437 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 1505 transitions. [2020-11-29 19:24:58,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-11-29 19:24:58,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:58,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:58,463 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:24:58,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:58,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 434 states and 1506 transitions. [2020-11-29 19:24:58,903 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 1506 transitions. [2020-11-29 19:24:58,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 19:24:58,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:58,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:58,932 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-11-29 19:24:58,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:58,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 436 states and 1509 transitions. [2020-11-29 19:24:58,947 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 1509 transitions. [2020-11-29 19:24:58,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 19:24:58,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:58,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:58,970 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-29 19:24:58,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:58,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 437 states and 1510 transitions. [2020-11-29 19:24:58,987 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 1510 transitions. [2020-11-29 19:24:58,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 19:24:58,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:58,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:59,011 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-29 19:24:59,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:59,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 438 states and 1511 transitions. [2020-11-29 19:24:59,041 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 1511 transitions. [2020-11-29 19:24:59,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 19:24:59,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:59,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:59,074 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-11-29 19:24:59,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:59,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 440 states and 1514 transitions. [2020-11-29 19:24:59,112 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 1514 transitions. [2020-11-29 19:24:59,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 19:24:59,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:59,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:59,155 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-11-29 19:24:59,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:59,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 441 states and 1515 transitions. [2020-11-29 19:24:59,196 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 1515 transitions. [2020-11-29 19:24:59,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 19:24:59,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:59,232 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-11-29 19:24:59,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:59,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 442 states and 1516 transitions. [2020-11-29 19:24:59,250 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 1516 transitions. [2020-11-29 19:24:59,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 19:24:59,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:59,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:59,274 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-29 19:24:59,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:24:59,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 441 states and 1514 transitions. [2020-11-29 19:24:59,727 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 1514 transitions. [2020-11-29 19:24:59,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 19:24:59,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:24:59,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:24:59,753 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-29 19:25:00,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:00,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 441 states and 1513 transitions. [2020-11-29 19:25:00,182 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 1513 transitions. [2020-11-29 19:25:00,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 19:25:00,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:00,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:00,347 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:02,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:02,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 446 states and 1577 transitions. [2020-11-29 19:25:02,182 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 1577 transitions. [2020-11-29 19:25:02,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 19:25:02,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:02,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:02,203 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:02,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:02,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 449 states and 1583 transitions. [2020-11-29 19:25:02,975 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 1583 transitions. [2020-11-29 19:25:02,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 19:25:02,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:03,003 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:03,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:03,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 451 states and 1584 transitions. [2020-11-29 19:25:03,661 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 1584 transitions. [2020-11-29 19:25:03,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 19:25:03,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:03,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:03,685 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:04,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:04,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 454 states and 1629 transitions. [2020-11-29 19:25:04,279 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 1629 transitions. [2020-11-29 19:25:04,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 19:25:04,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:04,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:04,307 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:05,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:05,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 457 states and 1672 transitions. [2020-11-29 19:25:05,065 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 1672 transitions. [2020-11-29 19:25:05,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 19:25:05,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:05,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:05,088 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:05,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:05,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 458 states and 1715 transitions. [2020-11-29 19:25:05,129 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 1715 transitions. [2020-11-29 19:25:05,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-29 19:25:05,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:05,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:05,155 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-11-29 19:25:05,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:05,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 459 states and 1716 transitions. [2020-11-29 19:25:05,171 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1716 transitions. [2020-11-29 19:25:05,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-29 19:25:05,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:05,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:05,197 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-11-29 19:25:05,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:05,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 460 states and 1717 transitions. [2020-11-29 19:25:05,215 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 1717 transitions. [2020-11-29 19:25:05,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-29 19:25:05,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:05,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:05,236 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:05,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:05,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 460 states and 1714 transitions. [2020-11-29 19:25:05,259 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 1714 transitions. [2020-11-29 19:25:05,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 19:25:05,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:05,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:05,282 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-29 19:25:05,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:05,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 459 states and 1712 transitions. [2020-11-29 19:25:05,680 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1712 transitions. [2020-11-29 19:25:05,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 19:25:05,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:05,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:05,709 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-29 19:25:06,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:06,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 459 states and 1711 transitions. [2020-11-29 19:25:06,182 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1711 transitions. [2020-11-29 19:25:06,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 19:25:06,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:06,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:06,234 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:06,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:06,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 461 states and 1718 transitions. [2020-11-29 19:25:06,686 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1718 transitions. [2020-11-29 19:25:06,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 19:25:06,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:06,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:06,710 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:07,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:07,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 463 states and 1725 transitions. [2020-11-29 19:25:07,139 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1725 transitions. [2020-11-29 19:25:07,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 19:25:07,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:07,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:07,160 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:07,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:07,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 463 states and 1722 transitions. [2020-11-29 19:25:07,195 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1722 transitions. [2020-11-29 19:25:07,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 19:25:07,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:07,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:07,232 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-29 19:25:07,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:07,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 446 states and 1655 transitions. [2020-11-29 19:25:07,599 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 1655 transitions. [2020-11-29 19:25:07,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 19:25:07,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:07,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:07,623 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:08,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:08,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 447 states and 1659 transitions. [2020-11-29 19:25:08,265 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 1659 transitions. [2020-11-29 19:25:08,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-29 19:25:08,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:08,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:08,374 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 19:25:08,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:08,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 448 states and 1660 transitions. [2020-11-29 19:25:08,445 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 1660 transitions. [2020-11-29 19:25:08,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-29 19:25:08,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:08,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:08,470 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:08,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:08,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 450 states and 1664 transitions. [2020-11-29 19:25:08,488 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1664 transitions. [2020-11-29 19:25:08,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-29 19:25:08,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:08,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:08,513 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:08,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:08,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 452 states and 1668 transitions. [2020-11-29 19:25:08,531 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 1668 transitions. [2020-11-29 19:25:08,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-29 19:25:08,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:08,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:08,554 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:08,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:08,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 452 states and 1661 transitions. [2020-11-29 19:25:08,701 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 1661 transitions. [2020-11-29 19:25:08,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-29 19:25:08,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:08,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:08,848 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-29 19:25:09,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:09,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 454 states and 1694 transitions. [2020-11-29 19:25:09,168 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 1694 transitions. [2020-11-29 19:25:09,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-29 19:25:09,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:09,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:09,257 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 19:25:09,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:09,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 455 states and 1695 transitions. [2020-11-29 19:25:09,354 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 1695 transitions. [2020-11-29 19:25:09,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-29 19:25:09,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:09,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:09,378 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:09,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:09,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 457 states and 1698 transitions. [2020-11-29 19:25:09,451 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 1698 transitions. [2020-11-29 19:25:09,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-29 19:25:09,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:09,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:09,484 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:09,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:09,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 458 states and 1699 transitions. [2020-11-29 19:25:09,506 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 1699 transitions. [2020-11-29 19:25:09,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-29 19:25:09,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:09,552 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:09,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:09,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 460 states and 1705 transitions. [2020-11-29 19:25:09,997 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 1705 transitions. [2020-11-29 19:25:09,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-29 19:25:09,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:10,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:10,036 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:10,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:10,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 462 states and 1708 transitions. [2020-11-29 19:25:10,061 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 1708 transitions. [2020-11-29 19:25:10,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-29 19:25:10,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:10,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:10,086 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:10,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:10,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 463 states and 1709 transitions. [2020-11-29 19:25:10,106 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1709 transitions. [2020-11-29 19:25:10,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-29 19:25:10,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:10,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:10,132 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:10,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:10,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 464 states and 1710 transitions. [2020-11-29 19:25:10,155 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1710 transitions. [2020-11-29 19:25:10,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-29 19:25:10,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:10,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:10,179 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:10,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:10,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 466 states and 1714 transitions. [2020-11-29 19:25:10,258 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1714 transitions. [2020-11-29 19:25:10,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-29 19:25:10,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:10,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:10,412 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-29 19:25:10,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:10,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 467 states and 1715 transitions. [2020-11-29 19:25:10,461 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1715 transitions. [2020-11-29 19:25:10,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-29 19:25:10,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:10,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:10,488 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-29 19:25:10,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:10,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 469 states and 1756 transitions. [2020-11-29 19:25:10,881 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 1756 transitions. [2020-11-29 19:25:10,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-29 19:25:10,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:10,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:10,913 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-29 19:25:11,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:11,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 472 states and 1796 transitions. [2020-11-29 19:25:11,281 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1796 transitions. [2020-11-29 19:25:11,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-29 19:25:11,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:11,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:11,307 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:11,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:11,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 474 states and 1799 transitions. [2020-11-29 19:25:11,435 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1799 transitions. [2020-11-29 19:25:11,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-29 19:25:11,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:11,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:11,460 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:11,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:11,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 475 states and 1800 transitions. [2020-11-29 19:25:11,532 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1800 transitions. [2020-11-29 19:25:11,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-29 19:25:11,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:11,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:11,556 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:11,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:11,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 476 states and 1801 transitions. [2020-11-29 19:25:11,581 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 1801 transitions. [2020-11-29 19:25:11,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-29 19:25:11,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:11,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:11,694 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-29 19:25:11,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:11,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 477 states and 1802 transitions. [2020-11-29 19:25:11,739 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1802 transitions. [2020-11-29 19:25:11,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-29 19:25:11,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:11,767 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-29 19:25:12,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:12,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1843 states to 481 states and 1843 transitions. [2020-11-29 19:25:12,481 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1843 transitions. [2020-11-29 19:25:12,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-29 19:25:12,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:12,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:12,508 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-29 19:25:12,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:12,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 482 states and 1879 transitions. [2020-11-29 19:25:12,595 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1879 transitions. [2020-11-29 19:25:12,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-29 19:25:12,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:12,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:12,621 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:12,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:12,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 483 states and 1880 transitions. [2020-11-29 19:25:12,695 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1880 transitions. [2020-11-29 19:25:12,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-29 19:25:12,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:12,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:12,722 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:12,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:12,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 485 states and 1883 transitions. [2020-11-29 19:25:12,760 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 1883 transitions. [2020-11-29 19:25:12,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-29 19:25:12,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:12,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:12,997 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:14,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:14,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 486 states and 1884 transitions. [2020-11-29 19:25:14,287 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 1884 transitions. [2020-11-29 19:25:14,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-29 19:25:14,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:14,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:14,314 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:14,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:14,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 488 states and 1887 transitions. [2020-11-29 19:25:14,365 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1887 transitions. [2020-11-29 19:25:14,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-29 19:25:14,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:14,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:14,391 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:14,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:14,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1890 states to 490 states and 1890 transitions. [2020-11-29 19:25:14,431 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1890 transitions. [2020-11-29 19:25:14,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-29 19:25:14,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:14,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:14,460 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:14,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:14,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 492 states and 1893 transitions. [2020-11-29 19:25:14,500 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1893 transitions. [2020-11-29 19:25:14,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-29 19:25:14,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:14,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:14,525 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:14,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:14,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 493 states and 1894 transitions. [2020-11-29 19:25:14,567 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 1894 transitions. [2020-11-29 19:25:14,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-29 19:25:14,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:14,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:14,592 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:14,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:14,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 495 states and 1897 transitions. [2020-11-29 19:25:14,632 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 1897 transitions. [2020-11-29 19:25:14,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-29 19:25:14,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:14,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:14,655 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-29 19:25:14,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:14,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 494 states and 1896 transitions. [2020-11-29 19:25:14,684 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1896 transitions. [2020-11-29 19:25:14,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-29 19:25:14,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:14,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:14,722 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:14,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:14,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1899 states to 496 states and 1899 transitions. [2020-11-29 19:25:14,766 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 1899 transitions. [2020-11-29 19:25:14,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-29 19:25:14,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:14,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:14,823 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:14,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:14,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 497 states and 1900 transitions. [2020-11-29 19:25:14,876 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 1900 transitions. [2020-11-29 19:25:14,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-29 19:25:14,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:14,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:14,904 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:14,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:14,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 498 states and 1901 transitions. [2020-11-29 19:25:14,951 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1901 transitions. [2020-11-29 19:25:14,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-29 19:25:14,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:14,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:15,207 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:17,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:17,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 507 states and 1921 transitions. [2020-11-29 19:25:17,648 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1921 transitions. [2020-11-29 19:25:17,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-29 19:25:17,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:17,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:17,854 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:20,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:20,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 514 states and 1989 transitions. [2020-11-29 19:25:20,778 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1989 transitions. [2020-11-29 19:25:20,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-29 19:25:20,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:20,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:20,802 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:21,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:21,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2033 states to 517 states and 2033 transitions. [2020-11-29 19:25:21,202 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 2033 transitions. [2020-11-29 19:25:21,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-29 19:25:21,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:21,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:21,224 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:22,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:22,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 520 states and 2077 transitions. [2020-11-29 19:25:22,256 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 2077 transitions. [2020-11-29 19:25:22,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-29 19:25:22,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:22,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:22,441 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:23,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:23,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 523 states and 2120 transitions. [2020-11-29 19:25:23,163 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 2120 transitions. [2020-11-29 19:25:23,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-29 19:25:23,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:23,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:23,184 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:23,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:23,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 525 states and 2121 transitions. [2020-11-29 19:25:23,710 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 2121 transitions. [2020-11-29 19:25:23,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-29 19:25:23,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:23,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:23,743 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:23,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:23,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 526 states and 2122 transitions. [2020-11-29 19:25:23,788 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 2122 transitions. [2020-11-29 19:25:23,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-29 19:25:23,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:23,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:23,813 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-29 19:25:23,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:23,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 525 states and 2121 transitions. [2020-11-29 19:25:23,903 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 2121 transitions. [2020-11-29 19:25:23,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-29 19:25:23,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:23,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:23,927 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-29 19:25:23,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:23,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 524 states and 2120 transitions. [2020-11-29 19:25:23,962 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 2120 transitions. [2020-11-29 19:25:23,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-29 19:25:23,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:23,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:24,132 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:24,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:24,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 530 states and 2135 transitions. [2020-11-29 19:25:24,172 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 2135 transitions. [2020-11-29 19:25:24,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-29 19:25:24,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:24,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:24,194 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-29 19:25:24,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:24,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 529 states and 2134 transitions. [2020-11-29 19:25:24,242 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 2134 transitions. [2020-11-29 19:25:24,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-29 19:25:24,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:24,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:24,432 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:24,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:24,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 533 states and 2144 transitions. [2020-11-29 19:25:24,470 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 2144 transitions. [2020-11-29 19:25:24,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-29 19:25:24,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:24,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:24,659 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:25:27,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:27,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2237 states to 548 states and 2237 transitions. [2020-11-29 19:25:27,204 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 2237 transitions. [2020-11-29 19:25:27,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-29 19:25:27,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:27,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:27,342 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:27,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:27,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2252 states to 552 states and 2252 transitions. [2020-11-29 19:25:27,373 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 2252 transitions. [2020-11-29 19:25:27,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-29 19:25:27,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:27,537 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:25:28,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:28,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 555 states and 2291 transitions. [2020-11-29 19:25:28,505 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 2291 transitions. [2020-11-29 19:25:28,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-29 19:25:28,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:28,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:28,677 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:25:29,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:29,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2292 states to 557 states and 2292 transitions. [2020-11-29 19:25:29,136 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 2292 transitions. [2020-11-29 19:25:29,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-29 19:25:29,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:29,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:29,247 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:25:29,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:29,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 560 states and 2331 transitions. [2020-11-29 19:25:29,617 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 2331 transitions. [2020-11-29 19:25:29,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-29 19:25:29,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:29,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:29,637 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:25:30,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:30,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2334 states to 561 states and 2334 transitions. [2020-11-29 19:25:30,149 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 2334 transitions. [2020-11-29 19:25:30,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-29 19:25:30,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:30,170 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-11-29 19:25:30,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:30,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 562 states and 2337 transitions. [2020-11-29 19:25:30,747 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 2337 transitions. [2020-11-29 19:25:30,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-29 19:25:30,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:30,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:31,151 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:35,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:35,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 578 states and 2446 transitions. [2020-11-29 19:25:35,429 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 2446 transitions. [2020-11-29 19:25:35,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-29 19:25:35,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:35,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:35,453 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:36,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:36,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 581 states and 2487 transitions. [2020-11-29 19:25:36,405 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 2487 transitions. [2020-11-29 19:25:36,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-29 19:25:36,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:36,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:36,423 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:37,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:37,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 584 states and 2538 transitions. [2020-11-29 19:25:37,477 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 2538 transitions. [2020-11-29 19:25:37,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-29 19:25:37,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:37,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:37,500 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:38,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:38,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2539 states to 586 states and 2539 transitions. [2020-11-29 19:25:38,054 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 2539 transitions. [2020-11-29 19:25:38,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-29 19:25:38,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:38,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:38,079 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-11-29 19:25:39,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:39,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 587 states and 2542 transitions. [2020-11-29 19:25:39,285 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 2542 transitions. [2020-11-29 19:25:39,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-29 19:25:39,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:39,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:39,304 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:25:40,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:40,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 588 states and 2545 transitions. [2020-11-29 19:25:40,171 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 2545 transitions. [2020-11-29 19:25:40,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-29 19:25:40,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:40,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:40,194 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:25:40,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:40,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2549 states to 589 states and 2549 transitions. [2020-11-29 19:25:40,629 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 2549 transitions. [2020-11-29 19:25:40,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-29 19:25:40,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:40,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:40,708 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-11-29 19:25:40,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:40,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2553 states to 590 states and 2553 transitions. [2020-11-29 19:25:40,780 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 2553 transitions. [2020-11-29 19:25:40,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-11-29 19:25:40,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:40,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:40,800 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-29 19:25:41,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:41,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2557 states to 591 states and 2557 transitions. [2020-11-29 19:25:41,532 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 2557 transitions. [2020-11-29 19:25:41,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-11-29 19:25:41,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:41,856 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-11-29 19:25:42,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:42,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 592 states and 2558 transitions. [2020-11-29 19:25:42,142 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 2558 transitions. [2020-11-29 19:25:42,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-11-29 19:25:42,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:42,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:42,168 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-11-29 19:25:42,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:42,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 592 states and 2554 transitions. [2020-11-29 19:25:42,207 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 2554 transitions. [2020-11-29 19:25:42,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-11-29 19:25:42,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:42,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:42,232 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:25:42,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:42,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 592 states and 2547 transitions. [2020-11-29 19:25:42,257 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 2547 transitions. [2020-11-29 19:25:42,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-29 19:25:42,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:42,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:42,285 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-29 19:25:42,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:42,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 593 states and 2550 transitions. [2020-11-29 19:25:42,783 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 2550 transitions. [2020-11-29 19:25:42,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-29 19:25:42,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:42,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:42,802 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:25:43,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:43,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 595 states and 2555 transitions. [2020-11-29 19:25:43,187 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 2555 transitions. [2020-11-29 19:25:43,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-29 19:25:43,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:43,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:43,204 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-11-29 19:25:43,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:43,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 597 states and 2560 transitions. [2020-11-29 19:25:43,276 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 2560 transitions. [2020-11-29 19:25:43,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-29 19:25:43,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:43,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:43,297 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-11-29 19:25:43,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:43,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 598 states and 2561 transitions. [2020-11-29 19:25:43,378 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 2561 transitions. [2020-11-29 19:25:43,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-29 19:25:43,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:43,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:43,400 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:25:43,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:43,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 599 states and 2562 transitions. [2020-11-29 19:25:43,440 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 2562 transitions. [2020-11-29 19:25:43,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-29 19:25:43,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:43,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:43,541 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-29 19:25:43,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:43,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 600 states and 2566 transitions. [2020-11-29 19:25:43,640 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 2566 transitions. [2020-11-29 19:25:43,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-29 19:25:43,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:43,903 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:25:43,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:43,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 601 states and 2567 transitions. [2020-11-29 19:25:43,935 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 2567 transitions. [2020-11-29 19:25:43,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-29 19:25:43,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:43,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:43,960 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-11-29 19:25:43,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:43,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 602 states and 2568 transitions. [2020-11-29 19:25:44,000 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 2568 transitions. [2020-11-29 19:25:44,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-29 19:25:44,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:44,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:44,025 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:25:44,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:44,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 603 states and 2569 transitions. [2020-11-29 19:25:44,056 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 2569 transitions. [2020-11-29 19:25:44,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-29 19:25:44,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:44,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:44,080 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-29 19:25:44,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:44,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 603 states and 2565 transitions. [2020-11-29 19:25:44,871 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 2565 transitions. [2020-11-29 19:25:44,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-29 19:25:44,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:44,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:44,895 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-29 19:25:45,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:45,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2557 states to 603 states and 2557 transitions. [2020-11-29 19:25:45,384 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 2557 transitions. [2020-11-29 19:25:45,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-29 19:25:45,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:45,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:45,537 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:25:45,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:45,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 604 states and 2558 transitions. [2020-11-29 19:25:45,847 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 2558 transitions. [2020-11-29 19:25:45,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-29 19:25:45,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:45,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:45,871 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-29 19:25:46,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:46,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 606 states and 2563 transitions. [2020-11-29 19:25:46,525 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 2563 transitions. [2020-11-29 19:25:46,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-29 19:25:46,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:46,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:46,609 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-29 19:25:47,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:47,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 608 states and 2568 transitions. [2020-11-29 19:25:47,158 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 2568 transitions. [2020-11-29 19:25:47,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-29 19:25:47,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:47,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:47,180 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-29 19:25:47,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:47,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 609 states and 2569 transitions. [2020-11-29 19:25:47,287 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 2569 transitions. [2020-11-29 19:25:47,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-29 19:25:47,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:47,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:47,306 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-11-29 19:25:47,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:47,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 610 states and 2570 transitions. [2020-11-29 19:25:47,891 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 2570 transitions. [2020-11-29 19:25:47,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-29 19:25:47,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:47,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:48,018 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-29 19:25:48,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:48,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 611 states and 2571 transitions. [2020-11-29 19:25:48,064 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 2571 transitions. [2020-11-29 19:25:48,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-29 19:25:48,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:48,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:48,272 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-29 19:25:51,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:51,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 613 states and 2574 transitions. [2020-11-29 19:25:51,482 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 2574 transitions. [2020-11-29 19:25:51,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-29 19:25:51,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:51,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:51,508 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-29 19:25:51,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:51,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 614 states and 2575 transitions. [2020-11-29 19:25:51,592 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 2575 transitions. [2020-11-29 19:25:51,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-29 19:25:51,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:51,614 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:25:51,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:51,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 615 states and 2576 transitions. [2020-11-29 19:25:51,651 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 2576 transitions. [2020-11-29 19:25:51,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-29 19:25:51,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:51,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:51,781 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-29 19:25:51,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:51,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 616 states and 2577 transitions. [2020-11-29 19:25:51,832 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 2577 transitions. [2020-11-29 19:25:51,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-29 19:25:51,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:51,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:51,853 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-11-29 19:25:51,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:51,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 617 states and 2578 transitions. [2020-11-29 19:25:51,918 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 2578 transitions. [2020-11-29 19:25:51,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-11-29 19:25:51,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:51,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:51,941 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-29 19:25:51,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:51,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 616 states and 2577 transitions. [2020-11-29 19:25:51,977 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 2577 transitions. [2020-11-29 19:25:51,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-11-29 19:25:51,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:51,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:51,998 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-29 19:25:52,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:52,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2582 states to 621 states and 2582 transitions. [2020-11-29 19:25:52,805 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 2582 transitions. [2020-11-29 19:25:52,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-11-29 19:25:52,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:52,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:52,948 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-29 19:25:52,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:52,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 623 states and 2585 transitions. [2020-11-29 19:25:52,993 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 2585 transitions. [2020-11-29 19:25:52,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-11-29 19:25:52,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:53,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:53,113 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-29 19:25:53,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:25:53,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 624 states and 2586 transitions. [2020-11-29 19:25:53,171 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 2586 transitions. [2020-11-29 19:25:53,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-29 19:25:53,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:25:53,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:25:53,735 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 24 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 19:26:06,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:06,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 665 states and 2769 transitions. [2020-11-29 19:26:06,253 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 2769 transitions. [2020-11-29 19:26:06,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-29 19:26:06,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:06,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:06,280 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-29 19:26:06,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:06,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 667 states and 2772 transitions. [2020-11-29 19:26:06,361 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 2772 transitions. [2020-11-29 19:26:06,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-29 19:26:06,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:06,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:06,386 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-29 19:26:06,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:06,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2773 states to 668 states and 2773 transitions. [2020-11-29 19:26:06,437 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 2773 transitions. [2020-11-29 19:26:06,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-29 19:26:06,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:06,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:06,594 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-11-29 19:26:06,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:06,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 669 states and 2774 transitions. [2020-11-29 19:26:06,647 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 2774 transitions. [2020-11-29 19:26:06,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-29 19:26:06,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:06,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:06,673 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-29 19:26:06,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:06,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2775 states to 670 states and 2775 transitions. [2020-11-29 19:26:06,718 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 2775 transitions. [2020-11-29 19:26:06,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-11-29 19:26:06,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:06,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:06,745 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-29 19:26:06,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:06,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 669 states and 2774 transitions. [2020-11-29 19:26:06,782 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 2774 transitions. [2020-11-29 19:26:06,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-11-29 19:26:06,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:06,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:06,869 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 24 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 19:26:07,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:07,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 675 states and 2788 transitions. [2020-11-29 19:26:07,033 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 2788 transitions. [2020-11-29 19:26:07,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-29 19:26:07,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:07,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:07,073 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-29 19:26:07,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:07,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2787 states to 674 states and 2787 transitions. [2020-11-29 19:26:07,123 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 2787 transitions. [2020-11-29 19:26:07,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-29 19:26:07,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:07,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:07,394 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-29 19:26:14,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:14,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2843 states to 682 states and 2843 transitions. [2020-11-29 19:26:14,019 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 2843 transitions. [2020-11-29 19:26:14,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-29 19:26:14,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:14,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:14,046 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-29 19:26:14,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:14,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 684 states and 2845 transitions. [2020-11-29 19:26:14,759 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 2845 transitions. [2020-11-29 19:26:14,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-11-29 19:26:14,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:14,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:15,471 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-29 19:26:16,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:16,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 689 states and 2870 transitions. [2020-11-29 19:26:16,233 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 2870 transitions. [2020-11-29 19:26:16,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-11-29 19:26:16,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:16,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:16,600 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:26:16,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:16,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 690 states and 2872 transitions. [2020-11-29 19:26:16,942 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 2872 transitions. [2020-11-29 19:26:16,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-11-29 19:26:16,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:16,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:16,974 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-29 19:26:17,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:17,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 691 states and 2874 transitions. [2020-11-29 19:26:17,580 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 2874 transitions. [2020-11-29 19:26:17,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-11-29 19:26:17,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:17,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:17,606 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-29 19:26:17,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:17,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 691 states and 2841 transitions. [2020-11-29 19:26:17,807 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 2841 transitions. [2020-11-29 19:26:17,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-11-29 19:26:17,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:18,251 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-29 19:26:28,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:28,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 727 states and 3014 transitions. [2020-11-29 19:26:28,809 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 3014 transitions. [2020-11-29 19:26:28,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-11-29 19:26:28,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:28,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:28,836 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-29 19:26:29,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:29,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 728 states and 3017 transitions. [2020-11-29 19:26:29,468 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 3017 transitions. [2020-11-29 19:26:29,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-11-29 19:26:29,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:29,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:29,503 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-29 19:26:30,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:30,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3019 states to 730 states and 3019 transitions. [2020-11-29 19:26:30,562 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 3019 transitions. [2020-11-29 19:26:30,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-11-29 19:26:30,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:30,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:31,049 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-11-29 19:26:36,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:36,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3089 states to 744 states and 3089 transitions. [2020-11-29 19:26:36,289 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 3089 transitions. [2020-11-29 19:26:36,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-11-29 19:26:36,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:36,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:36,418 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-29 19:26:45,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:45,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 764 states and 3228 transitions. [2020-11-29 19:26:45,493 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 3228 transitions. [2020-11-29 19:26:45,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-11-29 19:26:45,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:45,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:45,519 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-29 19:26:46,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:46,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3232 states to 765 states and 3232 transitions. [2020-11-29 19:26:46,238 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 3232 transitions. [2020-11-29 19:26:46,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-11-29 19:26:46,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:46,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:46,262 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-11-29 19:26:47,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:47,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 767 states and 3234 transitions. [2020-11-29 19:26:47,156 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 3234 transitions. [2020-11-29 19:26:47,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-11-29 19:26:47,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:47,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:47,179 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-29 19:26:47,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:47,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3237 states to 768 states and 3237 transitions. [2020-11-29 19:26:47,437 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 3237 transitions. [2020-11-29 19:26:47,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-11-29 19:26:47,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:47,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:47,465 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-11-29 19:26:48,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:48,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 769 states and 3239 transitions. [2020-11-29 19:26:48,617 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 3239 transitions. [2020-11-29 19:26:48,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-11-29 19:26:48,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:48,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:49,414 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:26:50,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:50,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3240 states to 770 states and 3240 transitions. [2020-11-29 19:26:50,026 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 3240 transitions. [2020-11-29 19:26:50,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-11-29 19:26:50,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:50,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:50,052 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-29 19:26:50,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:50,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3241 states to 771 states and 3241 transitions. [2020-11-29 19:26:50,099 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 3241 transitions. [2020-11-29 19:26:50,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-11-29 19:26:50,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:50,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:50,710 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-11-29 19:26:50,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:50,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 777 states and 3259 transitions. [2020-11-29 19:26:50,784 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 3259 transitions. [2020-11-29 19:26:50,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-11-29 19:26:50,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:50,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:51,714 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-11-29 19:26:51,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:51,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3260 states to 778 states and 3260 transitions. [2020-11-29 19:26:51,877 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 3260 transitions. [2020-11-29 19:26:51,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-11-29 19:26:51,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:51,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:51,909 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:26:55,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:55,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3315 states to 782 states and 3315 transitions. [2020-11-29 19:26:55,401 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 3315 transitions. [2020-11-29 19:26:55,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-11-29 19:26:55,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:55,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:55,430 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:26:56,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:26:56,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3364 states to 783 states and 3364 transitions. [2020-11-29 19:26:56,443 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 3364 transitions. [2020-11-29 19:26:56,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-11-29 19:26:56,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:26:56,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:26:56,465 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:27:00,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:00,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3431 states to 790 states and 3431 transitions. [2020-11-29 19:27:00,447 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 3431 transitions. [2020-11-29 19:27:00,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-11-29 19:27:00,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:00,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:01,399 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-11-29 19:27:01,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:01,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3432 states to 791 states and 3432 transitions. [2020-11-29 19:27:01,576 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 3432 transitions. [2020-11-29 19:27:01,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-11-29 19:27:01,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:01,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:01,606 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:27:02,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:02,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3431 states to 791 states and 3431 transitions. [2020-11-29 19:27:02,208 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 3431 transitions. [2020-11-29 19:27:02,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-11-29 19:27:02,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:02,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:02,237 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-11-29 19:27:03,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:03,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3435 states to 792 states and 3435 transitions. [2020-11-29 19:27:03,936 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 3435 transitions. [2020-11-29 19:27:03,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-11-29 19:27:03,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:03,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:03,959 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-11-29 19:27:04,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:04,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3427 states to 792 states and 3427 transitions. [2020-11-29 19:27:04,172 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 3427 transitions. [2020-11-29 19:27:04,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-11-29 19:27:04,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:04,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:04,195 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-11-29 19:27:04,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:04,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 793 states and 3430 transitions. [2020-11-29 19:27:04,294 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 3430 transitions. [2020-11-29 19:27:04,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-11-29 19:27:04,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:04,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:04,332 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 10 proven. 28 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-11-29 19:27:11,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:11,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3534 states to 813 states and 3534 transitions. [2020-11-29 19:27:11,202 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 3534 transitions. [2020-11-29 19:27:11,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-11-29 19:27:11,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:11,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:11,239 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 10 proven. 28 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-11-29 19:27:12,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:12,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3571 states to 814 states and 3571 transitions. [2020-11-29 19:27:12,189 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 3571 transitions. [2020-11-29 19:27:12,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-11-29 19:27:12,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:12,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:12,218 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 10 proven. 28 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-11-29 19:27:15,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:15,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3661 states to 818 states and 3661 transitions. [2020-11-29 19:27:15,160 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 3661 transitions. [2020-11-29 19:27:15,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-11-29 19:27:15,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:15,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:15,191 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 10 proven. 28 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-11-29 19:27:19,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:19,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3728 states to 830 states and 3728 transitions. [2020-11-29 19:27:19,406 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 3728 transitions. [2020-11-29 19:27:19,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-11-29 19:27:19,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:19,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:19,441 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-11-29 19:27:20,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:20,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3727 states to 830 states and 3727 transitions. [2020-11-29 19:27:20,202 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 3727 transitions. [2020-11-29 19:27:20,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-11-29 19:27:20,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:20,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:20,233 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 10 proven. 28 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-11-29 19:27:21,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:21,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3728 states to 832 states and 3728 transitions. [2020-11-29 19:27:21,312 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 3728 transitions. [2020-11-29 19:27:21,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-11-29 19:27:21,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:21,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:21,512 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 10 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-29 19:27:22,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:22,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3729 states to 833 states and 3729 transitions. [2020-11-29 19:27:22,626 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 3729 transitions. [2020-11-29 19:27:22,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-11-29 19:27:22,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:22,651 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-11-29 19:27:22,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:22,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 834 states and 3734 transitions. [2020-11-29 19:27:22,795 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 3734 transitions. [2020-11-29 19:27:22,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-11-29 19:27:22,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:22,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:22,826 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:27:24,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:24,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3772 states to 837 states and 3772 transitions. [2020-11-29 19:27:24,880 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 3772 transitions. [2020-11-29 19:27:24,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-11-29 19:27:24,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:24,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:24,907 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:27:25,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:25,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3808 states to 838 states and 3808 transitions. [2020-11-29 19:27:25,948 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 3808 transitions. [2020-11-29 19:27:25,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-11-29 19:27:25,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:25,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:25,972 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:27:27,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:27,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3857 states to 839 states and 3857 transitions. [2020-11-29 19:27:27,018 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 3857 transitions. [2020-11-29 19:27:27,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-11-29 19:27:27,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:27,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:27,041 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:27:30,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:30,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3875 states to 850 states and 3875 transitions. [2020-11-29 19:27:30,796 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 3875 transitions. [2020-11-29 19:27:30,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-11-29 19:27:30,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:30,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:30,829 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:27:31,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:31,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3874 states to 850 states and 3874 transitions. [2020-11-29 19:27:31,650 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 3874 transitions. [2020-11-29 19:27:31,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-11-29 19:27:31,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:31,684 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 34 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-29 19:27:32,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:32,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3875 states to 851 states and 3875 transitions. [2020-11-29 19:27:32,945 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 3875 transitions. [2020-11-29 19:27:32,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-11-29 19:27:32,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:32,971 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:27:35,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:35,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3876 states to 852 states and 3876 transitions. [2020-11-29 19:27:35,726 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 3876 transitions. [2020-11-29 19:27:35,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-11-29 19:27:35,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:35,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:35,919 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:27:40,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:40,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3930 states to 861 states and 3930 transitions. [2020-11-29 19:27:40,880 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 3930 transitions. [2020-11-29 19:27:40,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-11-29 19:27:40,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:41,088 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:27:41,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:41,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3943 states to 865 states and 3943 transitions. [2020-11-29 19:27:41,155 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 3943 transitions. [2020-11-29 19:27:41,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-11-29 19:27:41,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:41,180 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-11-29 19:27:41,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:41,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3949 states to 866 states and 3949 transitions. [2020-11-29 19:27:41,332 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 3949 transitions. [2020-11-29 19:27:41,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-11-29 19:27:41,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:41,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:41,362 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 29 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-11-29 19:27:42,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:42,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3950 states to 867 states and 3950 transitions. [2020-11-29 19:27:42,576 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 3950 transitions. [2020-11-29 19:27:42,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-11-29 19:27:42,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:42,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:42,601 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:27:42,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:42,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3877 states to 865 states and 3877 transitions. [2020-11-29 19:27:42,805 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 3877 transitions. [2020-11-29 19:27:42,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-11-29 19:27:42,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:42,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:42,831 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:27:42,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:43,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3880 states to 866 states and 3880 transitions. [2020-11-29 19:27:43,001 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 3880 transitions. [2020-11-29 19:27:43,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-11-29 19:27:43,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:43,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:43,040 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 10 proven. 34 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-11-29 19:27:43,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:43,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3881 states to 867 states and 3881 transitions. [2020-11-29 19:27:43,133 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 3881 transitions. [2020-11-29 19:27:43,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-11-29 19:27:43,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:43,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:43,162 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 10 proven. 29 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-11-29 19:27:43,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:43,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3882 states to 868 states and 3882 transitions. [2020-11-29 19:27:43,253 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 3882 transitions. [2020-11-29 19:27:43,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-11-29 19:27:43,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:43,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:43,277 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-11-29 19:27:43,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:43,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3885 states to 869 states and 3885 transitions. [2020-11-29 19:27:43,427 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 3885 transitions. [2020-11-29 19:27:43,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-11-29 19:27:43,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:43,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:43,457 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-11-29 19:27:44,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:44,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3887 states to 870 states and 3887 transitions. [2020-11-29 19:27:44,767 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 3887 transitions. [2020-11-29 19:27:44,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-11-29 19:27:44,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:27:44,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:27:45,105 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 10 proven. 35 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-29 19:27:59,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:27:59,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 900 states and 4029 transitions. [2020-11-29 19:27:59,937 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 4029 transitions. [2020-11-29 19:28:00,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-11-29 19:28:00,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:00,463 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 10 proven. 35 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-29 19:28:03,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:03,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4080 states to 910 states and 4080 transitions. [2020-11-29 19:28:03,921 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 4080 transitions. [2020-11-29 19:28:03,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-11-29 19:28:03,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:03,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:04,270 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 10 proven. 35 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-29 19:28:07,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:07,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4129 states to 918 states and 4129 transitions. [2020-11-29 19:28:07,978 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 4129 transitions. [2020-11-29 19:28:07,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-11-29 19:28:07,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:07,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:08,319 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 10 proven. 35 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-29 19:28:11,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:11,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4177 states to 925 states and 4177 transitions. [2020-11-29 19:28:11,907 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 4177 transitions. [2020-11-29 19:28:11,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-11-29 19:28:11,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:11,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:11,933 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-11-29 19:28:13,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:13,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4178 states to 926 states and 4178 transitions. [2020-11-29 19:28:13,534 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 4178 transitions. [2020-11-29 19:28:13,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-11-29 19:28:13,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:13,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:13,570 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-29 19:28:13,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:13,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4179 states to 927 states and 4179 transitions. [2020-11-29 19:28:13,637 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 4179 transitions. [2020-11-29 19:28:13,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-11-29 19:28:13,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:13,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:13,672 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-11-29 19:28:14,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:14,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4180 states to 928 states and 4180 transitions. [2020-11-29 19:28:14,525 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 4180 transitions. [2020-11-29 19:28:14,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-11-29 19:28:14,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:14,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:14,567 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:28:21,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:21,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4267 states to 938 states and 4267 transitions. [2020-11-29 19:28:21,330 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 4267 transitions. [2020-11-29 19:28:21,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-11-29 19:28:21,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:21,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:21,367 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:28:23,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:23,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4321 states to 946 states and 4321 transitions. [2020-11-29 19:28:23,927 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 4321 transitions. [2020-11-29 19:28:23,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-11-29 19:28:23,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:24,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:24,151 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:28:26,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:26,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4372 states to 954 states and 4372 transitions. [2020-11-29 19:28:26,539 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 4372 transitions. [2020-11-29 19:28:26,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-11-29 19:28:26,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:26,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:26,566 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:28:29,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:29,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4422 states to 961 states and 4422 transitions. [2020-11-29 19:28:29,938 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 4422 transitions. [2020-11-29 19:28:29,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-11-29 19:28:29,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:29,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:29,967 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 10 proven. 29 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-11-29 19:28:30,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:30,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4423 states to 962 states and 4423 transitions. [2020-11-29 19:28:30,089 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 4423 transitions. [2020-11-29 19:28:30,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-11-29 19:28:30,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:30,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:30,317 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:28:30,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:30,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4437 states to 968 states and 4437 transitions. [2020-11-29 19:28:30,364 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 4437 transitions. [2020-11-29 19:28:30,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-11-29 19:28:30,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:30,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:30,392 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 10 proven. 29 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-29 19:28:30,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:30,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4438 states to 969 states and 4438 transitions. [2020-11-29 19:28:30,497 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 4438 transitions. [2020-11-29 19:28:30,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-11-29 19:28:30,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:30,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:30,524 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-11-29 19:28:30,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:30,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4439 states to 970 states and 4439 transitions. [2020-11-29 19:28:30,586 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 4439 transitions. [2020-11-29 19:28:30,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-11-29 19:28:30,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:30,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:30,618 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 10 proven. 34 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:28:30,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:30,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4442 states to 972 states and 4442 transitions. [2020-11-29 19:28:30,719 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 4442 transitions. [2020-11-29 19:28:30,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-11-29 19:28:30,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:30,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:30,761 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 10 proven. 34 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:28:30,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:30,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4443 states to 973 states and 4443 transitions. [2020-11-29 19:28:30,874 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 4443 transitions. [2020-11-29 19:28:30,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-11-29 19:28:30,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:30,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:30,902 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 10 proven. 29 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-11-29 19:28:31,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:31,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4444 states to 974 states and 4444 transitions. [2020-11-29 19:28:31,016 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 4444 transitions. [2020-11-29 19:28:31,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-11-29 19:28:31,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:31,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:31,243 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:28:31,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:31,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4457 states to 978 states and 4457 transitions. [2020-11-29 19:28:31,296 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 4457 transitions. [2020-11-29 19:28:31,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-11-29 19:28:31,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:31,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:31,322 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-11-29 19:28:31,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:31,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4458 states to 979 states and 4458 transitions. [2020-11-29 19:28:31,385 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 4458 transitions. [2020-11-29 19:28:31,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-11-29 19:28:31,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:31,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:31,416 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 10 proven. 34 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:28:31,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:31,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4459 states to 980 states and 4459 transitions. [2020-11-29 19:28:31,518 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 4459 transitions. [2020-11-29 19:28:31,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-11-29 19:28:31,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:31,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:31,543 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-11-29 19:28:32,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:32,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4458 states to 980 states and 4458 transitions. [2020-11-29 19:28:32,425 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 4458 transitions. [2020-11-29 19:28:32,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-29 19:28:32,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:32,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:32,451 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-11-29 19:28:32,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:32,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4459 states to 981 states and 4459 transitions. [2020-11-29 19:28:32,514 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 4459 transitions. [2020-11-29 19:28:32,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-29 19:28:32,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:32,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:32,663 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-11-29 19:28:33,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:33,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4451 states to 981 states and 4451 transitions. [2020-11-29 19:28:33,373 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 4451 transitions. [2020-11-29 19:28:33,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-29 19:28:33,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:33,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:33,400 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-11-29 19:28:34,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:34,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4442 states to 981 states and 4442 transitions. [2020-11-29 19:28:34,121 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 4442 transitions. [2020-11-29 19:28:34,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-29 19:28:34,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:34,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:34,151 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-11-29 19:28:35,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:35,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4431 states to 981 states and 4431 transitions. [2020-11-29 19:28:35,011 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 4431 transitions. [2020-11-29 19:28:35,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-29 19:28:35,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:35,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:35,036 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-11-29 19:28:35,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:35,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4423 states to 981 states and 4423 transitions. [2020-11-29 19:28:35,690 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 4423 transitions. [2020-11-29 19:28:35,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-29 19:28:35,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:35,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:35,716 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-11-29 19:28:35,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:35,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4426 states to 982 states and 4426 transitions. [2020-11-29 19:28:35,860 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 4426 transitions. [2020-11-29 19:28:35,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-11-29 19:28:35,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:35,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:35,885 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-11-29 19:28:36,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:36,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4431 states to 984 states and 4431 transitions. [2020-11-29 19:28:36,611 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 4431 transitions. [2020-11-29 19:28:36,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-11-29 19:28:36,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:36,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:36,640 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-11-29 19:28:36,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:36,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4430 states to 984 states and 4430 transitions. [2020-11-29 19:28:36,782 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 4430 transitions. [2020-11-29 19:28:36,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-11-29 19:28:36,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:36,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:37,157 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:28:37,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:37,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4433 states to 986 states and 4433 transitions. [2020-11-29 19:28:37,264 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 4433 transitions. [2020-11-29 19:28:37,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-11-29 19:28:37,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:37,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:37,731 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:28:37,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:37,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4436 states to 988 states and 4436 transitions. [2020-11-29 19:28:37,815 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 4436 transitions. [2020-11-29 19:28:37,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-11-29 19:28:37,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:37,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:38,256 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:28:38,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:38,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4439 states to 990 states and 4439 transitions. [2020-11-29 19:28:38,362 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 4439 transitions. [2020-11-29 19:28:38,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-11-29 19:28:38,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:38,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:38,805 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-11-29 19:28:38,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:38,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4440 states to 991 states and 4440 transitions. [2020-11-29 19:28:38,847 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 4440 transitions. [2020-11-29 19:28:38,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-11-29 19:28:38,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:38,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:39,222 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:28:39,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:39,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4443 states to 993 states and 4443 transitions. [2020-11-29 19:28:39,325 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 4443 transitions. [2020-11-29 19:28:39,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-11-29 19:28:39,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:39,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:39,352 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-11-29 19:28:39,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:39,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4444 states to 994 states and 4444 transitions. [2020-11-29 19:28:39,377 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 4444 transitions. [2020-11-29 19:28:39,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-11-29 19:28:39,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:39,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:39,402 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-11-29 19:28:39,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:39,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4443 states to 994 states and 4443 transitions. [2020-11-29 19:28:39,543 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 4443 transitions. [2020-11-29 19:28:39,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-29 19:28:39,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:39,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:39,934 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:28:40,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:40,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4446 states to 996 states and 4446 transitions. [2020-11-29 19:28:40,039 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 4446 transitions. [2020-11-29 19:28:40,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-29 19:28:40,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:40,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:40,530 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:28:41,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:41,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4450 states to 998 states and 4450 transitions. [2020-11-29 19:28:41,434 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 4450 transitions. [2020-11-29 19:28:41,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-29 19:28:41,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:41,458 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:28:41,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:41,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4453 states to 1000 states and 4453 transitions. [2020-11-29 19:28:41,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 4453 transitions. [2020-11-29 19:28:41,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-29 19:28:41,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:41,894 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:28:41,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:41,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4454 states to 1001 states and 4454 transitions. [2020-11-29 19:28:41,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 4454 transitions. [2020-11-29 19:28:41,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-29 19:28:41,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:41,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:41,996 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:28:42,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:42,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4457 states to 1003 states and 4457 transitions. [2020-11-29 19:28:42,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 4457 transitions. [2020-11-29 19:28:42,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-29 19:28:42,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:42,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:42,050 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:28:42,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:42,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4460 states to 1005 states and 4460 transitions. [2020-11-29 19:28:42,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 4460 transitions. [2020-11-29 19:28:42,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-29 19:28:42,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:42,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:42,103 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:28:42,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:42,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4463 states to 1007 states and 4463 transitions. [2020-11-29 19:28:42,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 4463 transitions. [2020-11-29 19:28:42,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-29 19:28:42,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:42,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:42,428 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-11-29 19:28:42,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:42,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4469 states to 1008 states and 4469 transitions. [2020-11-29 19:28:42,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 4469 transitions. [2020-11-29 19:28:42,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-29 19:28:42,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:42,480 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-11-29 19:28:42,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:42,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4472 states to 1010 states and 4472 transitions. [2020-11-29 19:28:42,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 4472 transitions. [2020-11-29 19:28:42,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-29 19:28:42,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:42,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:42,761 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:28:42,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:42,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4475 states to 1012 states and 4475 transitions. [2020-11-29 19:28:42,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 4475 transitions. [2020-11-29 19:28:42,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-29 19:28:42,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:43,084 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-11-29 19:28:44,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:44,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4512 states to 1016 states and 4512 transitions. [2020-11-29 19:28:44,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 4512 transitions. [2020-11-29 19:28:44,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-29 19:28:44,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:45,005 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-11-29 19:28:46,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:46,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4544 states to 1017 states and 4544 transitions. [2020-11-29 19:28:46,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 4544 transitions. [2020-11-29 19:28:46,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-29 19:28:46,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:46,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:46,619 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-11-29 19:28:47,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:47,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4588 states to 1018 states and 4588 transitions. [2020-11-29 19:28:47,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 4588 transitions. [2020-11-29 19:28:47,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-29 19:28:47,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:47,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:47,919 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 37 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-11-29 19:28:48,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:48,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4589 states to 1019 states and 4589 transitions. [2020-11-29 19:28:48,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 4589 transitions. [2020-11-29 19:28:48,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-29 19:28:48,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:48,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:48,045 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-11-29 19:28:48,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:48,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4580 states to 1018 states and 4580 transitions. [2020-11-29 19:28:48,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 4580 transitions. [2020-11-29 19:28:48,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-29 19:28:48,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:48,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:48,473 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-11-29 19:28:49,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:49,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4595 states to 1029 states and 4595 transitions. [2020-11-29 19:28:49,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 4595 transitions. [2020-11-29 19:28:49,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-11-29 19:28:49,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:49,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:50,410 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:28:50,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:50,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4598 states to 1031 states and 4598 transitions. [2020-11-29 19:28:50,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 4598 transitions. [2020-11-29 19:28:50,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-11-29 19:28:50,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:50,561 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-11-29 19:28:50,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:50,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4601 states to 1033 states and 4601 transitions. [2020-11-29 19:28:50,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 4601 transitions. [2020-11-29 19:28:50,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-11-29 19:28:50,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:50,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:50,605 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-11-29 19:28:50,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:50,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4602 states to 1034 states and 4602 transitions. [2020-11-29 19:28:50,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 4602 transitions. [2020-11-29 19:28:50,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-11-29 19:28:50,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:50,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:50,657 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:28:50,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:50,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4605 states to 1036 states and 4605 transitions. [2020-11-29 19:28:50,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 4605 transitions. [2020-11-29 19:28:50,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-11-29 19:28:50,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:50,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:51,002 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:28:51,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:51,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4609 states to 1038 states and 4609 transitions. [2020-11-29 19:28:51,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 4609 transitions. [2020-11-29 19:28:51,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-11-29 19:28:51,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:51,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:51,390 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:28:51,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:51,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4612 states to 1040 states and 4612 transitions. [2020-11-29 19:28:51,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 4612 transitions. [2020-11-29 19:28:51,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-11-29 19:28:51,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:51,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:51,504 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:28:51,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:51,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4615 states to 1042 states and 4615 transitions. [2020-11-29 19:28:51,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 4615 transitions. [2020-11-29 19:28:51,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-11-29 19:28:51,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:51,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:51,559 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:28:52,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:52,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4619 states to 1044 states and 4619 transitions. [2020-11-29 19:28:52,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 4619 transitions. [2020-11-29 19:28:52,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-11-29 19:28:52,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:52,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:52,838 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:28:53,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:53,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4620 states to 1045 states and 4620 transitions. [2020-11-29 19:28:53,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 4620 transitions. [2020-11-29 19:28:53,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-11-29 19:28:53,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:53,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:53,123 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:28:53,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:53,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4621 states to 1046 states and 4621 transitions. [2020-11-29 19:28:53,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 4621 transitions. [2020-11-29 19:28:53,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-11-29 19:28:53,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:53,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:53,183 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-11-29 19:28:53,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:53,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4622 states to 1047 states and 4622 transitions. [2020-11-29 19:28:53,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 4622 transitions. [2020-11-29 19:28:53,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-29 19:28:53,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:53,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:53,559 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:28:53,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:53,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4625 states to 1049 states and 4625 transitions. [2020-11-29 19:28:53,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 4625 transitions. [2020-11-29 19:28:53,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-29 19:28:53,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:53,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:53,666 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-11-29 19:28:53,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:53,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4626 states to 1050 states and 4626 transitions. [2020-11-29 19:28:53,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 4626 transitions. [2020-11-29 19:28:53,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-29 19:28:53,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:53,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:53,943 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:28:54,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:54,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4629 states to 1052 states and 4629 transitions. [2020-11-29 19:28:54,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 4629 transitions. [2020-11-29 19:28:54,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-29 19:28:54,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:54,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:54,284 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:28:54,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:54,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4630 states to 1053 states and 4630 transitions. [2020-11-29 19:28:54,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 4630 transitions. [2020-11-29 19:28:54,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-29 19:28:54,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:54,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:54,687 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:28:54,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:54,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4633 states to 1055 states and 4633 transitions. [2020-11-29 19:28:54,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 4633 transitions. [2020-11-29 19:28:54,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-29 19:28:54,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:54,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:55,028 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:28:55,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:55,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4634 states to 1056 states and 4634 transitions. [2020-11-29 19:28:55,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 4634 transitions. [2020-11-29 19:28:55,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-29 19:28:55,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:55,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:55,377 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:28:55,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:55,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4635 states to 1057 states and 4635 transitions. [2020-11-29 19:28:55,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 4635 transitions. [2020-11-29 19:28:55,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-29 19:28:55,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:55,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:55,491 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:28:55,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:28:55,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4638 states to 1059 states and 4638 transitions. [2020-11-29 19:28:55,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 4638 transitions. [2020-11-29 19:28:55,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-29 19:28:55,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:28:55,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:28:55,580 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-11-29 19:29:00,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:00,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4643 states to 1061 states and 4643 transitions. [2020-11-29 19:29:00,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 4643 transitions. [2020-11-29 19:29:00,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-29 19:29:00,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:00,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:00,392 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:29:00,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:00,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4647 states to 1063 states and 4647 transitions. [2020-11-29 19:29:00,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 4647 transitions. [2020-11-29 19:29:00,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-29 19:29:00,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:00,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:00,448 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-11-29 19:29:02,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:02,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4648 states to 1064 states and 4648 transitions. [2020-11-29 19:29:02,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 4648 transitions. [2020-11-29 19:29:02,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-29 19:29:02,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:02,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:03,287 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:29:03,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:03,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4651 states to 1066 states and 4651 transitions. [2020-11-29 19:29:03,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 4651 transitions. [2020-11-29 19:29:03,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-29 19:29:03,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:03,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:03,836 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:29:03,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:03,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4652 states to 1067 states and 4652 transitions. [2020-11-29 19:29:03,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 4652 transitions. [2020-11-29 19:29:03,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-29 19:29:03,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:03,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:03,999 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:29:04,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:04,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4653 states to 1068 states and 4653 transitions. [2020-11-29 19:29:04,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 4653 transitions. [2020-11-29 19:29:04,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-29 19:29:04,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:04,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:04,057 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-11-29 19:29:05,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:05,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4651 states to 1067 states and 4651 transitions. [2020-11-29 19:29:05,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 4651 transitions. [2020-11-29 19:29:05,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-29 19:29:05,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:05,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:05,166 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:29:05,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:05,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4654 states to 1069 states and 4654 transitions. [2020-11-29 19:29:05,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 4654 transitions. [2020-11-29 19:29:05,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-29 19:29:05,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:05,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:05,221 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-11-29 19:29:06,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:06,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4652 states to 1069 states and 4652 transitions. [2020-11-29 19:29:06,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 4652 transitions. [2020-11-29 19:29:06,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-29 19:29:06,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:06,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:06,782 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 12 proven. 47 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-29 19:29:08,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:08,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4653 states to 1070 states and 4653 transitions. [2020-11-29 19:29:08,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 4653 transitions. [2020-11-29 19:29:08,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-29 19:29:08,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:08,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:08,633 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 12 proven. 47 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-11-29 19:29:08,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:08,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4654 states to 1071 states and 4654 transitions. [2020-11-29 19:29:08,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 4654 transitions. [2020-11-29 19:29:08,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-29 19:29:08,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:08,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:08,761 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:29:08,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:08,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4657 states to 1073 states and 4657 transitions. [2020-11-29 19:29:08,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 4657 transitions. [2020-11-29 19:29:08,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-29 19:29:08,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:08,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:08,835 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:29:08,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:08,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4660 states to 1075 states and 4660 transitions. [2020-11-29 19:29:08,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 4660 transitions. [2020-11-29 19:29:08,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-29 19:29:08,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:08,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:08,904 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:29:08,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:08,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4663 states to 1077 states and 4663 transitions. [2020-11-29 19:29:08,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 4663 transitions. [2020-11-29 19:29:08,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-29 19:29:08,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:08,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:09,257 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:29:09,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:09,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4664 states to 1078 states and 4664 transitions. [2020-11-29 19:29:09,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 4664 transitions. [2020-11-29 19:29:09,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-29 19:29:09,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:09,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:09,397 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:29:09,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:09,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4665 states to 1079 states and 4665 transitions. [2020-11-29 19:29:09,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 4665 transitions. [2020-11-29 19:29:09,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-29 19:29:09,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:09,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:09,502 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:29:09,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:09,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4668 states to 1081 states and 4668 transitions. [2020-11-29 19:29:09,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 4668 transitions. [2020-11-29 19:29:09,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-29 19:29:09,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:09,874 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:29:09,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:09,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4669 states to 1082 states and 4669 transitions. [2020-11-29 19:29:09,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 4669 transitions. [2020-11-29 19:29:09,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-29 19:29:09,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:09,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:10,311 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:29:10,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:10,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4670 states to 1083 states and 4670 transitions. [2020-11-29 19:29:10,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 4670 transitions. [2020-11-29 19:29:10,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-29 19:29:10,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:10,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:10,448 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:29:10,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:10,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4671 states to 1084 states and 4671 transitions. [2020-11-29 19:29:10,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 4671 transitions. [2020-11-29 19:29:10,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-29 19:29:10,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:10,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:10,517 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:29:10,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:10,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4672 states to 1085 states and 4672 transitions. [2020-11-29 19:29:10,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 4672 transitions. [2020-11-29 19:29:10,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-29 19:29:10,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:10,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:10,876 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 45 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-29 19:29:10,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:10,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4673 states to 1086 states and 4673 transitions. [2020-11-29 19:29:10,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 4673 transitions. [2020-11-29 19:29:10,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-29 19:29:10,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:10,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:11,008 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:29:11,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:11,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4674 states to 1087 states and 4674 transitions. [2020-11-29 19:29:11,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 4674 transitions. [2020-11-29 19:29:11,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-29 19:29:11,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:11,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:11,089 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 12 proven. 37 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-11-29 19:29:11,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:11,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4675 states to 1088 states and 4675 transitions. [2020-11-29 19:29:11,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 4675 transitions. [2020-11-29 19:29:11,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-11-29 19:29:11,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:11,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:11,222 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:29:11,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:11,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4676 states to 1089 states and 4676 transitions. [2020-11-29 19:29:11,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 4676 transitions. [2020-11-29 19:29:11,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-11-29 19:29:11,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:11,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:11,284 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:29:11,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:11,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4677 states to 1090 states and 4677 transitions. [2020-11-29 19:29:11,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 4677 transitions. [2020-11-29 19:29:11,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-11-29 19:29:11,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:11,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:11,349 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:29:11,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:11,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4678 states to 1091 states and 4678 transitions. [2020-11-29 19:29:11,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 4678 transitions. [2020-11-29 19:29:11,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-11-29 19:29:11,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:11,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:11,414 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-11-29 19:29:11,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:11,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4679 states to 1092 states and 4679 transitions. [2020-11-29 19:29:11,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 4679 transitions. [2020-11-29 19:29:11,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-11-29 19:29:11,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:11,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:11,798 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 47 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-11-29 19:29:12,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:12,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4680 states to 1093 states and 4680 transitions. [2020-11-29 19:29:12,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 4680 transitions. [2020-11-29 19:29:12,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-11-29 19:29:12,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:12,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:12,092 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-11-29 19:29:12,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:12,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4681 states to 1094 states and 4681 transitions. [2020-11-29 19:29:12,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 4681 transitions. [2020-11-29 19:29:12,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-11-29 19:29:12,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:12,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:12,198 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-11-29 19:29:13,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:13,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4680 states to 1094 states and 4680 transitions. [2020-11-29 19:29:13,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 4680 transitions. [2020-11-29 19:29:13,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-11-29 19:29:13,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:13,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:14,315 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:29:16,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:16,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4753 states to 1107 states and 4753 transitions. [2020-11-29 19:29:16,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 4753 transitions. [2020-11-29 19:29:16,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-11-29 19:29:16,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:16,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:16,922 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-11-29 19:29:21,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:21,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4757 states to 1109 states and 4757 transitions. [2020-11-29 19:29:21,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 4757 transitions. [2020-11-29 19:29:21,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-11-29 19:29:21,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:21,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:22,472 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:29:25,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:25,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4759 states to 1111 states and 4759 transitions. [2020-11-29 19:29:25,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 4759 transitions. [2020-11-29 19:29:25,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-11-29 19:29:25,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:25,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:25,534 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-11-29 19:29:28,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:28,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4760 states to 1112 states and 4760 transitions. [2020-11-29 19:29:28,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 4760 transitions. [2020-11-29 19:29:28,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-11-29 19:29:28,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:28,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:28,318 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-11-29 19:29:29,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:29,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4758 states to 1111 states and 4758 transitions. [2020-11-29 19:29:29,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 4758 transitions. [2020-11-29 19:29:29,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-11-29 19:29:29,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:29,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:30,209 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 12 proven. 47 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-11-29 19:29:30,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:30,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4759 states to 1112 states and 4759 transitions. [2020-11-29 19:29:30,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 4759 transitions. [2020-11-29 19:29:30,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-11-29 19:29:30,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:30,686 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 47 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-11-29 19:29:30,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:30,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4760 states to 1113 states and 4760 transitions. [2020-11-29 19:29:30,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 4760 transitions. [2020-11-29 19:29:30,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-11-29 19:29:30,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:30,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:31,376 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:29:31,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:31,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4785 states to 1119 states and 4785 transitions. [2020-11-29 19:29:31,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 4785 transitions. [2020-11-29 19:29:31,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-11-29 19:29:31,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:31,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:31,477 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 12 proven. 47 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-29 19:29:33,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:33,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4846 states to 1131 states and 4846 transitions. [2020-11-29 19:29:33,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 4846 transitions. [2020-11-29 19:29:33,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-11-29 19:29:33,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:33,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:33,900 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 12 proven. 47 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-29 19:29:39,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:39,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4896 states to 1140 states and 4896 transitions. [2020-11-29 19:29:39,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 4896 transitions. [2020-11-29 19:29:39,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-11-29 19:29:39,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:39,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:39,968 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:29:40,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:40,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4922 states to 1144 states and 4922 transitions. [2020-11-29 19:29:40,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 4922 transitions. [2020-11-29 19:29:40,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-11-29 19:29:40,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:40,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:40,083 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2020-11-29 19:29:43,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:43,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5015 states to 1158 states and 5015 transitions. [2020-11-29 19:29:43,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 5015 transitions. [2020-11-29 19:29:43,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-11-29 19:29:43,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:43,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:43,858 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2020-11-29 19:29:45,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:45,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5013 states to 1158 states and 5013 transitions. [2020-11-29 19:29:45,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 5013 transitions. [2020-11-29 19:29:45,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-11-29 19:29:45,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:45,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:45,663 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2020-11-29 19:29:45,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:45,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5007 states to 1158 states and 5007 transitions. [2020-11-29 19:29:45,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 5007 transitions. [2020-11-29 19:29:45,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-11-29 19:29:45,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:45,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:46,076 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 14 proven. 58 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-11-29 19:29:46,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:46,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5008 states to 1159 states and 5008 transitions. [2020-11-29 19:29:46,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 5008 transitions. [2020-11-29 19:29:46,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-11-29 19:29:46,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:46,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:46,221 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2020-11-29 19:29:47,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:47,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5012 states to 1160 states and 5012 transitions. [2020-11-29 19:29:47,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 5012 transitions. [2020-11-29 19:29:47,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-11-29 19:29:47,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:47,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:47,784 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2020-11-29 19:29:47,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:47,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5014 states to 1161 states and 5014 transitions. [2020-11-29 19:29:47,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 5014 transitions. [2020-11-29 19:29:47,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-11-29 19:29:47,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:47,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:47,900 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2020-11-29 19:29:49,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:49,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5013 states to 1161 states and 5013 transitions. [2020-11-29 19:29:49,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 5013 transitions. [2020-11-29 19:29:49,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-11-29 19:29:49,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:50,079 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-11-29 19:29:50,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:50,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5014 states to 1162 states and 5014 transitions. [2020-11-29 19:29:50,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 5014 transitions. [2020-11-29 19:29:50,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-11-29 19:29:50,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:50,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:50,170 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2020-11-29 19:29:50,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:50,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5017 states to 1164 states and 5017 transitions. [2020-11-29 19:29:50,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 5017 transitions. [2020-11-29 19:29:50,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-11-29 19:29:50,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:50,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:50,248 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2020-11-29 19:29:50,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:50,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5018 states to 1165 states and 5018 transitions. [2020-11-29 19:29:50,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 5018 transitions. [2020-11-29 19:29:50,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-11-29 19:29:50,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:50,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:50,332 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 14 proven. 60 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:29:50,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:50,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5021 states to 1167 states and 5021 transitions. [2020-11-29 19:29:50,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 5021 transitions. [2020-11-29 19:29:50,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-11-29 19:29:50,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:50,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:50,831 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 14 proven. 58 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2020-11-29 19:29:50,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:50,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5022 states to 1168 states and 5022 transitions. [2020-11-29 19:29:50,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 5022 transitions. [2020-11-29 19:29:50,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-11-29 19:29:50,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:50,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:50,998 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 14 proven. 60 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:29:51,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:51,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5025 states to 1170 states and 5025 transitions. [2020-11-29 19:29:51,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 5025 transitions. [2020-11-29 19:29:51,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-11-29 19:29:51,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:51,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:51,167 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2020-11-29 19:29:51,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:51,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5026 states to 1171 states and 5026 transitions. [2020-11-29 19:29:51,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 5026 transitions. [2020-11-29 19:29:51,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-11-29 19:29:51,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:51,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:51,248 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2020-11-29 19:29:52,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:52,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5029 states to 1172 states and 5029 transitions. [2020-11-29 19:29:52,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 5029 transitions. [2020-11-29 19:29:52,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-11-29 19:29:52,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:52,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:53,437 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-11-29 19:29:53,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:53,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5030 states to 1173 states and 5030 transitions. [2020-11-29 19:29:53,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 5030 transitions. [2020-11-29 19:29:53,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-11-29 19:29:53,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:53,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:53,536 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 14 proven. 58 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2020-11-29 19:29:53,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:53,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5031 states to 1174 states and 5031 transitions. [2020-11-29 19:29:53,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 5031 transitions. [2020-11-29 19:29:53,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-11-29 19:29:53,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:53,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:53,705 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 14 proven. 60 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:29:53,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:53,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5034 states to 1176 states and 5034 transitions. [2020-11-29 19:29:53,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 5034 transitions. [2020-11-29 19:29:53,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-11-29 19:29:53,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:53,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:53,865 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2020-11-29 19:29:54,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:54,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5035 states to 1177 states and 5035 transitions. [2020-11-29 19:29:54,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 5035 transitions. [2020-11-29 19:29:54,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-11-29 19:29:54,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:54,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:55,160 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-11-29 19:29:55,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:55,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5036 states to 1178 states and 5036 transitions. [2020-11-29 19:29:55,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 5036 transitions. [2020-11-29 19:29:55,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-11-29 19:29:55,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:55,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:55,259 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2020-11-29 19:29:55,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:55,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5037 states to 1179 states and 5037 transitions. [2020-11-29 19:29:55,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 5037 transitions. [2020-11-29 19:29:55,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-11-29 19:29:55,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:55,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:55,345 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 14 proven. 60 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:29:55,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:55,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5040 states to 1181 states and 5040 transitions. [2020-11-29 19:29:55,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 5040 transitions. [2020-11-29 19:29:55,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-11-29 19:29:55,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:55,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:55,519 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 14 proven. 60 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:29:55,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:55,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5041 states to 1182 states and 5041 transitions. [2020-11-29 19:29:55,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 5041 transitions. [2020-11-29 19:29:55,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-11-29 19:29:55,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:55,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:55,890 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 14 proven. 58 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-11-29 19:29:56,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:56,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5044 states to 1184 states and 5044 transitions. [2020-11-29 19:29:56,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 5044 transitions. [2020-11-29 19:29:56,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-11-29 19:29:56,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:56,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:56,053 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-11-29 19:29:57,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:57,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5020 states to 1184 states and 5020 transitions. [2020-11-29 19:29:57,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 5020 transitions. [2020-11-29 19:29:57,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-11-29 19:29:57,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:57,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:58,007 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 14 proven. 58 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-11-29 19:29:58,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:58,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5023 states to 1186 states and 5023 transitions. [2020-11-29 19:29:58,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 5023 transitions. [2020-11-29 19:29:58,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-11-29 19:29:58,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:58,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:58,251 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-11-29 19:29:58,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:58,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5026 states to 1188 states and 5026 transitions. [2020-11-29 19:29:58,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 5026 transitions. [2020-11-29 19:29:58,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-11-29 19:29:58,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:58,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:58,330 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2020-11-29 19:29:58,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:58,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5020 states to 1188 states and 5020 transitions. [2020-11-29 19:29:58,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 5020 transitions. [2020-11-29 19:29:58,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-11-29 19:29:58,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:58,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:58,534 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 14 proven. 60 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-11-29 19:29:58,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:29:58,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5021 states to 1189 states and 5021 transitions. [2020-11-29 19:29:58,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 5021 transitions. [2020-11-29 19:29:58,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-11-29 19:29:58,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:29:58,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:29:58,709 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 14 proven. 58 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-11-29 19:30:00,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:30:00,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5027 states to 1191 states and 5027 transitions. [2020-11-29 19:30:00,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 5027 transitions. [2020-11-29 19:30:00,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-11-29 19:30:00,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:30:00,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:30:00,584 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 14 proven. 58 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-11-29 19:30:00,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:30:00,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5030 states to 1192 states and 5030 transitions. [2020-11-29 19:30:00,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 5030 transitions. [2020-11-29 19:30:00,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-11-29 19:30:00,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:30:00,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:30:00,909 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-11-29 19:30:00,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:30:00,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5033 states to 1194 states and 5033 transitions. [2020-11-29 19:30:00,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 5033 transitions. [2020-11-29 19:30:00,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-11-29 19:30:00,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:30:00,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:30:01,000 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-11-29 19:30:01,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:30:01,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5038 states to 1196 states and 5038 transitions. [2020-11-29 19:30:01,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 5038 transitions. [2020-11-29 19:30:01,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-11-29 19:30:01,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:30:01,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:30:01,795 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-11-29 19:30:01,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:30:01,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5040 states to 1197 states and 5040 transitions. [2020-11-29 19:30:01,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 5040 transitions. [2020-11-29 19:30:01,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-11-29 19:30:01,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:30:01,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:30:01,886 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 14 proven. 58 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-11-29 19:30:02,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:30:02,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5043 states to 1198 states and 5043 transitions. [2020-11-29 19:30:02,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 5043 transitions. [2020-11-29 19:30:02,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-11-29 19:30:02,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:30:02,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:30:02,356 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2020-11-29 19:30:05,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:30:05,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5042 states to 1198 states and 5042 transitions. [2020-11-29 19:30:05,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 5042 transitions. [2020-11-29 19:30:05,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-11-29 19:30:05,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:30:05,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:30:05,734 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2020-11-29 19:30:06,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:30:06,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5045 states to 1200 states and 5045 transitions. [2020-11-29 19:30:06,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 5045 transitions. [2020-11-29 19:30:06,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-11-29 19:30:06,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:30:06,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:30:06,152 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2020-11-29 19:30:06,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:30:06,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5046 states to 1201 states and 5046 transitions. [2020-11-29 19:30:06,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 5046 transitions. [2020-11-29 19:30:06,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-11-29 19:30:06,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:30:06,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:30:06,348 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-11-29 19:30:06,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:30:06,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5048 states to 1202 states and 5048 transitions. [2020-11-29 19:30:06,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 5048 transitions. [2020-11-29 19:30:06,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-11-29 19:30:06,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:30:06,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:30:06,440 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-11-29 19:30:07,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:30:07,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5035 states to 1202 states and 5035 transitions. [2020-11-29 19:30:07,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 5035 transitions. [2020-11-29 19:30:07,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-11-29 19:30:07,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:30:07,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:30:07,147 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2020-11-29 19:30:07,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:30:07,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5036 states to 1203 states and 5036 transitions. [2020-11-29 19:30:07,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 5036 transitions. [2020-11-29 19:30:07,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-11-29 19:30:07,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:30:07,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:30:07,855 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 14 proven. 66 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-11-29 19:30:11,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:30:11,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5083 states to 1214 states and 5083 transitions. [2020-11-29 19:30:11,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 5083 transitions. [2020-11-29 19:30:11,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-11-29 19:30:11,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:30:11,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:30:11,849 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 16 proven. 82 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-11-29 19:30:12,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:30:12,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5084 states to 1215 states and 5084 transitions. [2020-11-29 19:30:12,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 5084 transitions. [2020-11-29 19:30:12,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-11-29 19:30:12,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:30:12,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:30:12,561 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 16 proven. 82 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2020-11-29 19:30:12,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:30:12,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5087 states to 1217 states and 5087 transitions. [2020-11-29 19:30:12,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 5087 transitions. [2020-11-29 19:30:12,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-11-29 19:30:12,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:30:12,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:30:13,267 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 16 proven. 82 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2020-11-29 19:30:13,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:30:13,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5090 states to 1219 states and 5090 transitions. [2020-11-29 19:30:13,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 5090 transitions. [2020-11-29 19:30:13,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-11-29 19:30:13,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:30:13,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:30:13,982 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 16 proven. 82 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2020-11-29 19:30:14,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:30:14,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5093 states to 1221 states and 5093 transitions. [2020-11-29 19:30:14,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 5093 transitions. [2020-11-29 19:30:14,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-11-29 19:30:14,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:30:14,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:30:14,695 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 16 proven. 82 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2020-11-29 19:30:14,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:30:14,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5094 states to 1222 states and 5094 transitions. [2020-11-29 19:30:14,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 5094 transitions. [2020-11-29 19:30:14,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-11-29 19:30:14,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:30:14,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:30:15,408 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 16 proven. 82 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2020-11-29 19:30:15,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:30:15,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 307 states and 526 transitions. [2020-11-29 19:30:15,568 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 526 transitions. [2020-11-29 19:30:15,569 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 19:30:15,569 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 418 iterations. [2020-11-29 19:30:15,576 INFO L765 CodeCheckObserver]: All specifications hold 42 specifications checked. All of them hold [2020-11-29 19:30:16,207 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-11-29 19:30:16,338 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2020-11-29 19:30:16,552 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 19 [2020-11-29 19:30:17,060 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 28 [2020-11-29 19:30:17,191 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 16 [2020-11-29 19:30:17,611 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-11-29 19:30:17,869 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 19 [2020-11-29 19:30:18,450 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2020-11-29 19:30:19,095 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 19 [2020-11-29 19:30:20,016 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2020-11-29 19:30:21,558 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 16 [2020-11-29 19:30:21,748 INFO L569 CodeCheckObserver]: Invariant with dag size 28 [2020-11-29 19:30:21,775 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-11-29 19:30:21,776 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:30:21,776 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:30:21,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 07:30:21 ImpRootNode [2020-11-29 19:30:21,777 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 19:30:21,777 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 19:30:21,778 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 19:30:21,778 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 19:30:21,779 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:24:36" (3/4) ... [2020-11-29 19:30:21,783 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 19:30:21,822 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-29 19:30:21,825 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-29 19:30:21,825 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 19:30:21,825 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 19:30:21,879 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_511049aa-4acb-44ff-9257-ccc867c7bfb3/bin/ukojak/witness.graphml [2020-11-29 19:30:21,880 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 19:30:21,881 INFO L168 Benchmark]: Toolchain (without parser) took 348365.95 ms. Allocated memory was 88.1 MB in the beginning and 3.5 GB in the end (delta: 3.5 GB). Free memory was 56.7 MB in the beginning and 2.8 GB in the end (delta: -2.8 GB). Peak memory consumption was 670.2 MB. Max. memory is 16.1 GB. [2020-11-29 19:30:21,882 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 88.1 MB. Free memory was 47.4 MB in the beginning and 47.4 MB in the end (delta: 39.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:30:21,882 INFO L168 Benchmark]: CACSL2BoogieTranslator took 820.57 ms. Allocated memory is still 88.1 MB. Free memory was 56.4 MB in the beginning and 55.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 19:30:21,882 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.36 ms. Allocated memory is still 88.1 MB. Free memory was 55.1 MB in the beginning and 50.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 19:30:21,883 INFO L168 Benchmark]: Boogie Preprocessor took 59.96 ms. Allocated memory is still 88.1 MB. Free memory was 50.2 MB in the beginning and 47.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:30:21,883 INFO L168 Benchmark]: RCFGBuilder took 1856.15 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 47.3 MB in the beginning and 69.2 MB in the end (delta: -21.9 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.1 GB. [2020-11-29 19:30:21,884 INFO L168 Benchmark]: CodeCheck took 345406.38 ms. Allocated memory was 107.0 MB in the beginning and 3.5 GB in the end (delta: 3.4 GB). Free memory was 69.2 MB in the beginning and 2.8 GB in the end (delta: -2.8 GB). Peak memory consumption was 898.6 MB. Max. memory is 16.1 GB. [2020-11-29 19:30:21,884 INFO L168 Benchmark]: Witness Printer took 102.35 ms. Allocated memory is still 3.5 GB. Free memory was 2.8 GB in the beginning and 2.8 GB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:30:21,887 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, 192 locations, 42 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 339.1s, OverallIterations: 418, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1703149792 SDtfs, 1495499880 SDslu, 449913956 SDs, 0 SdLazy, 776200448 SolverSat, 704808192 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1340.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 473652 GetRequests, 463268 SyntacticMatches, 9014 SemanticMatches, 1370 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1374731 ImplicationChecksByTransitivity, 303.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.9s SsaConstructionTime, 4.2s SatisfiabilityAnalysisTime, 39.2s InterpolantComputationTime, 25396 NumberOfCodeBlocks, 25396 NumberOfCodeBlocksAsserted, 417 NumberOfCheckSat, 24979 ConstructedInterpolants, 0 QuantifiedInterpolants, 3757841 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 417 InterpolantComputations, 290 PerfectInterpolantSequences, 16417/20558 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: 294]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 388]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 188]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 452]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 488]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 88]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 426]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 436]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 152]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 336]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 536]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 136]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 236]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 252]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 352]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 552]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 78]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 288]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 78]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 294]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 558]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 78]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 426]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 452]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 388]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 88]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 236]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 436]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 426]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 152]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 188]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 136]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 426]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 352]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 488]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 252]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 288]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 336]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 78]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 558]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 552]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 536]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 42 specifications checked. All of them hold - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: ((((((0 <= this_expect + 2147483646 && 0 <= this_buffer_empty) && q == 5) && this_buffer_empty <= 0) || (((0 <= this_expect + 2147483646 && 0 <= this_buffer_empty) && q == 3) && this_buffer_empty <= 0)) || q == 0) || (((this_buffer_empty <= 1 && 0 <= this_expect + 2147483647) && 0 < this_buffer_empty) && q == 4)) || (((q == 1 && this_buffer_empty <= 1) && 0 <= this_expect + 2147483647) && 0 < this_buffer_empty) - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: q == 0 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 88.1 MB. Free memory was 47.4 MB in the beginning and 47.4 MB in the end (delta: 39.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 820.57 ms. Allocated memory is still 88.1 MB. Free memory was 56.4 MB in the beginning and 55.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 109.36 ms. Allocated memory is still 88.1 MB. Free memory was 55.1 MB in the beginning and 50.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 59.96 ms. Allocated memory is still 88.1 MB. Free memory was 50.2 MB in the beginning and 47.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1856.15 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 47.3 MB in the beginning and 69.2 MB in the end (delta: -21.9 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.1 GB. * CodeCheck took 345406.38 ms. Allocated memory was 107.0 MB in the beginning and 3.5 GB in the end (delta: 3.4 GB). Free memory was 69.2 MB in the beginning and 2.8 GB in the end (delta: -2.8 GB). Peak memory consumption was 898.6 MB. Max. memory is 16.1 GB. * Witness Printer took 102.35 ms. Allocated memory is still 3.5 GB. Free memory was 2.8 GB in the beginning and 2.8 GB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...