./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 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8952fd67-da54-4c1e-84b7-f3c5afaf2716/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8952fd67-da54-4c1e-84b7-f3c5afaf2716/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8952fd67-da54-4c1e-84b7-f3c5afaf2716/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8952fd67-da54-4c1e-84b7-f3c5afaf2716/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/psyco/psyco_abp_1-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8952fd67-da54-4c1e-84b7-f3c5afaf2716/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8952fd67-da54-4c1e-84b7-f3c5afaf2716/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 747981090a474d9d2269aea1ffd03eef2ddc8848 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 03:29:54,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:29:54,113 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:29:54,127 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:29:54,127 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:29:54,129 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:29:54,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:29:54,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:29:54,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:29:54,146 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:29:54,146 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:29:54,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:29:54,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:29:54,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:29:54,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:29:54,151 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:29:54,152 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:29:54,153 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:29:54,155 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:29:54,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:29:54,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:29:54,165 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:29:54,168 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:29:54,169 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:29:54,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:29:54,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:29:54,172 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:29:54,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:29:54,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:29:54,174 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:29:54,174 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:29:54,175 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:29:54,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:29:54,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:29:54,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:29:54,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:29:54,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:29:54,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:29:54,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:29:54,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:29:54,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:29:54,181 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8952fd67-da54-4c1e-84b7-f3c5afaf2716/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf [2019-11-20 03:29:54,204 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:29:54,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:29:54,205 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 03:29:54,205 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 03:29:54,206 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:29:54,206 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:29:54,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:29:54,206 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 03:29:54,207 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 03:29:54,207 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 03:29:54,207 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 03:29:54,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:29:54,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 03:29:54,207 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 03:29:54,208 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 03:29:54,208 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-20 03:29:54,208 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 03:29:54,208 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:29:54,208 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:29:54,208 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 03:29:54,209 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 03:29:54,209 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 03:29:54,209 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:29:54,209 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 03:29:54,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 03:29:54,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:29:54,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 03:29:54,210 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 03:29:54,210 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 03:29:54,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 03:29:54,211 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 03:29:54,211 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_8952fd67-da54-4c1e-84b7-f3c5afaf2716/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 -> 747981090a474d9d2269aea1ffd03eef2ddc8848 [2019-11-20 03:29:54,353 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:29:54,363 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:29:54,365 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:29:54,367 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:29:54,367 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:29:54,368 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8952fd67-da54-4c1e-84b7-f3c5afaf2716/bin/ukojak/../../sv-benchmarks/c/psyco/psyco_abp_1-1.c [2019-11-20 03:29:54,423 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8952fd67-da54-4c1e-84b7-f3c5afaf2716/bin/ukojak/data/04583a874/2413b011d56a48099dcfe05bd453c825/FLAGecc0f9c7a [2019-11-20 03:29:54,894 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:29:54,895 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8952fd67-da54-4c1e-84b7-f3c5afaf2716/sv-benchmarks/c/psyco/psyco_abp_1-1.c [2019-11-20 03:29:54,913 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8952fd67-da54-4c1e-84b7-f3c5afaf2716/bin/ukojak/data/04583a874/2413b011d56a48099dcfe05bd453c825/FLAGecc0f9c7a [2019-11-20 03:29:54,927 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8952fd67-da54-4c1e-84b7-f3c5afaf2716/bin/ukojak/data/04583a874/2413b011d56a48099dcfe05bd453c825 [2019-11-20 03:29:54,929 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:29:54,930 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:29:54,931 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:29:54,931 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:29:54,934 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:29:54,935 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:29:54" (1/1) ... [2019-11-20 03:29:54,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b4e00d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:29:54, skipping insertion in model container [2019-11-20 03:29:54,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:29:54" (1/1) ... [2019-11-20 03:29:54,943 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:29:54,987 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:29:55,283 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:29:55,287 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 03:29:55,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:29:55,373 INFO L192 MainTranslator]: Completed translation [2019-11-20 03:29:55,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:29:55 WrapperNode [2019-11-20 03:29:55,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 03:29:55,374 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 03:29:55,374 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 03:29:55,374 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 03:29:55,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:29:55" (1/1) ... [2019-11-20 03:29:55,395 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:29:55" (1/1) ... [2019-11-20 03:29:55,472 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 03:29:55,472 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 03:29:55,472 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 03:29:55,473 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 03:29:55,481 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:29:55" (1/1) ... [2019-11-20 03:29:55,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:29:55" (1/1) ... [2019-11-20 03:29:55,485 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:29:55" (1/1) ... [2019-11-20 03:29:55,486 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:29:55" (1/1) ... [2019-11-20 03:29:55,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:29:55" (1/1) ... [2019-11-20 03:29:55,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:29:55" (1/1) ... [2019-11-20 03:29:55,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:29:55" (1/1) ... [2019-11-20 03:29:55,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 03:29:55,534 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 03:29:55,534 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 03:29:55,534 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 03:29:55,535 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:29:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8952fd67-da54-4c1e-84b7-f3c5afaf2716/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 [2019-11-20 03:29:55,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 03:29:55,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 03:29:56,488 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 03:29:56,488 INFO L285 CfgBuilder]: Removed 6 assume(true) statements. [2019-11-20 03:29:56,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:29:56 BoogieIcfgContainer [2019-11-20 03:29:56,490 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 03:29:56,490 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 03:29:56,490 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 03:29:56,499 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 03:29:56,500 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:29:56" (1/1) ... [2019-11-20 03:29:56,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:29:56,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:29:56,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 192 states and 294 transitions. [2019-11-20 03:29:56,542 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 294 transitions. [2019-11-20 03:29:56,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-20 03:29:56,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:29:56,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:29:56,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:29:56,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:29:56,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 195 states and 334 transitions. [2019-11-20 03:29:56,793 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 334 transitions. [2019-11-20 03:29:56,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-20 03:29:56,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:29:56,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:29:56,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:29:56,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:29:56,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 195 states and 333 transitions. [2019-11-20 03:29:56,871 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 333 transitions. [2019-11-20 03:29:56,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-20 03:29:56,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:29:56,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:29:56,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:29:57,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:29:57,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 202 states and 384 transitions. [2019-11-20 03:29:57,062 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 384 transitions. [2019-11-20 03:29:57,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-20 03:29:57,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:29:57,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:29:57,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:29:57,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:29:57,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 205 states and 389 transitions. [2019-11-20 03:29:57,167 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 389 transitions. [2019-11-20 03:29:57,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-20 03:29:57,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:29:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:29:57,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:29:57,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:29:57,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 213 states and 441 transitions. [2019-11-20 03:29:57,424 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 441 transitions. [2019-11-20 03:29:57,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-20 03:29:57,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:29:57,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:29:57,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:29:57,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:29:57,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 217 states and 447 transitions. [2019-11-20 03:29:57,491 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 447 transitions. [2019-11-20 03:29:57,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-20 03:29:57,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:29:57,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:29:57,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:29:57,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:29:57,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 220 states and 489 transitions. [2019-11-20 03:29:57,773 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 489 transitions. [2019-11-20 03:29:57,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 03:29:57,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:29:57,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:29:57,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:29:58,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:29:58,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 229 states and 544 transitions. [2019-11-20 03:29:58,501 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 544 transitions. [2019-11-20 03:29:58,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 03:29:58,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:29:58,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:29:58,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:29:58,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:29:58,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 234 states and 553 transitions. [2019-11-20 03:29:58,561 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 553 transitions. [2019-11-20 03:29:58,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 03:29:58,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:29:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:29:58,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:29:58,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:29:58,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 238 states and 563 transitions. [2019-11-20 03:29:58,905 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 563 transitions. [2019-11-20 03:29:58,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 03:29:58,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:29:58,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:29:58,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:29:58,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:29:58,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 241 states and 568 transitions. [2019-11-20 03:29:58,951 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 568 transitions. [2019-11-20 03:29:58,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 03:29:58,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:29:58,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:29:58,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:29:58,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:29:58,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 247 states and 578 transitions. [2019-11-20 03:29:58,995 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 578 transitions. [2019-11-20 03:29:58,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 03:29:58,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:29:59,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:29:59,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:29:59,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:29:59,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 251 states and 584 transitions. [2019-11-20 03:29:59,046 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 584 transitions. [2019-11-20 03:29:59,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 03:29:59,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:29:59,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:29:59,070 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 03:29:59,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:29:59,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 251 states and 582 transitions. [2019-11-20 03:29:59,146 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 582 transitions. [2019-11-20 03:29:59,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 03:29:59,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:29:59,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:29:59,175 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 03:29:59,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:29:59,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 253 states and 586 transitions. [2019-11-20 03:29:59,186 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 586 transitions. [2019-11-20 03:29:59,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 03:29:59,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:29:59,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:29:59,256 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:29:59,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:29:59,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 252 states and 585 transitions. [2019-11-20 03:29:59,481 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 585 transitions. [2019-11-20 03:29:59,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 03:29:59,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:29:59,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:29:59,512 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:29:59,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:29:59,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 251 states and 584 transitions. [2019-11-20 03:29:59,547 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 584 transitions. [2019-11-20 03:29:59,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 03:29:59,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:29:59,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:29:59,570 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:29:59,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:29:59,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 253 states and 587 transitions. [2019-11-20 03:29:59,583 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 587 transitions. [2019-11-20 03:29:59,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 03:29:59,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:29:59,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:29:59,655 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:29:59,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:29:59,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 261 states and 602 transitions. [2019-11-20 03:29:59,920 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 602 transitions. [2019-11-20 03:29:59,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 03:29:59,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:29:59,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:29:59,938 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 03:30:00,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:00,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 266 states and 650 transitions. [2019-11-20 03:30:00,469 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 650 transitions. [2019-11-20 03:30:00,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 03:30:00,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:00,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:00,510 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:30:00,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:00,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 270 states and 659 transitions. [2019-11-20 03:30:00,551 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 659 transitions. [2019-11-20 03:30:00,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 03:30:00,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:00,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:00,577 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 03:30:00,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:00,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 272 states and 661 transitions. [2019-11-20 03:30:00,793 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 661 transitions. [2019-11-20 03:30:00,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 03:30:00,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:00,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:00,825 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 03:30:00,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:00,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 274 states and 667 transitions. [2019-11-20 03:30:00,834 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 667 transitions. [2019-11-20 03:30:00,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 03:30:00,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:00,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:00,861 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:30:00,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:00,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 275 states and 668 transitions. [2019-11-20 03:30:00,966 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 668 transitions. [2019-11-20 03:30:00,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 03:30:00,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:00,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:00,989 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:30:01,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:01,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 277 states and 673 transitions. [2019-11-20 03:30:01,153 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 673 transitions. [2019-11-20 03:30:01,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 03:30:01,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:01,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:01,173 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:30:01,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:01,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 284 states and 724 transitions. [2019-11-20 03:30:01,849 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 724 transitions. [2019-11-20 03:30:01,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 03:30:01,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:01,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:01,871 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:30:02,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:02,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 291 states and 736 transitions. [2019-11-20 03:30:02,373 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 736 transitions. [2019-11-20 03:30:02,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 03:30:02,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:02,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:02,419 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 03:30:02,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:02,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 293 states and 739 transitions. [2019-11-20 03:30:02,429 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 739 transitions. [2019-11-20 03:30:02,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 03:30:02,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:02,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:02,444 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 03:30:02,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:02,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 294 states and 740 transitions. [2019-11-20 03:30:02,453 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 740 transitions. [2019-11-20 03:30:02,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 03:30:02,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:02,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:02,478 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:30:02,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:02,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 296 states and 744 transitions. [2019-11-20 03:30:02,493 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 744 transitions. [2019-11-20 03:30:02,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 03:30:02,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:02,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:02,518 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:30:02,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:02,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 295 states and 743 transitions. [2019-11-20 03:30:02,537 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 743 transitions. [2019-11-20 03:30:02,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 03:30:02,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:02,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:02,561 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:30:02,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:02,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 297 states and 744 transitions. [2019-11-20 03:30:02,719 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 744 transitions. [2019-11-20 03:30:02,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 03:30:02,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:02,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:02,745 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:30:02,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:02,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 298 states and 744 transitions. [2019-11-20 03:30:02,885 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 744 transitions. [2019-11-20 03:30:02,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 03:30:02,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:02,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:02,906 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:30:02,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:02,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 300 states and 747 transitions. [2019-11-20 03:30:02,917 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 747 transitions. [2019-11-20 03:30:02,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 03:30:02,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:02,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:02,934 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 03:30:02,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:02,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 301 states and 748 transitions. [2019-11-20 03:30:02,944 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 748 transitions. [2019-11-20 03:30:02,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 03:30:02,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:02,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:02,963 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:30:02,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:02,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 302 states and 749 transitions. [2019-11-20 03:30:02,985 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 749 transitions. [2019-11-20 03:30:02,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 03:30:02,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:02,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:03,004 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:30:03,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:03,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 308 states and 761 transitions. [2019-11-20 03:30:03,050 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 761 transitions. [2019-11-20 03:30:03,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 03:30:03,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:03,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:03,068 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:30:03,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:03,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 307 states and 760 transitions. [2019-11-20 03:30:03,095 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 760 transitions. [2019-11-20 03:30:03,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 03:30:03,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:03,180 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:30:04,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:04,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 314 states and 816 transitions. [2019-11-20 03:30:04,417 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 816 transitions. [2019-11-20 03:30:04,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 03:30:04,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:04,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:04,438 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:30:05,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:05,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 317 states and 860 transitions. [2019-11-20 03:30:05,042 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 860 transitions. [2019-11-20 03:30:05,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 03:30:05,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:05,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:05,058 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:30:05,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:05,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 320 states and 907 transitions. [2019-11-20 03:30:05,569 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 907 transitions. [2019-11-20 03:30:05,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 03:30:05,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:05,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:05,582 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:30:05,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:05,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 322 states and 908 transitions. [2019-11-20 03:30:05,878 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 908 transitions. [2019-11-20 03:30:05,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 03:30:05,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:05,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:05,907 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:30:05,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:05,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 323 states and 909 transitions. [2019-11-20 03:30:05,925 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 909 transitions. [2019-11-20 03:30:05,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 03:30:05,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:05,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:05,948 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:30:05,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:05,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 327 states and 919 transitions. [2019-11-20 03:30:05,975 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 919 transitions. [2019-11-20 03:30:05,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 03:30:05,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:05,991 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:30:06,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:06,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 327 states and 916 transitions. [2019-11-20 03:30:06,093 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 916 transitions. [2019-11-20 03:30:06,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 03:30:06,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:06,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:06,113 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 03:30:06,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:06,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 328 states and 953 transitions. [2019-11-20 03:30:06,281 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 953 transitions. [2019-11-20 03:30:06,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 03:30:06,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:06,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:06,296 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:30:06,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:06,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 329 states and 991 transitions. [2019-11-20 03:30:06,434 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 991 transitions. [2019-11-20 03:30:06,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 03:30:06,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:06,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:06,451 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:30:06,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:06,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 335 states and 1007 transitions. [2019-11-20 03:30:06,727 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 1007 transitions. [2019-11-20 03:30:06,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 03:30:06,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:06,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:06,826 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:30:08,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:08,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 343 states and 1069 transitions. [2019-11-20 03:30:08,506 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 1069 transitions. [2019-11-20 03:30:08,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 03:30:08,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:08,520 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:30:08,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:08,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 346 states and 1113 transitions. [2019-11-20 03:30:08,945 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 1113 transitions. [2019-11-20 03:30:08,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 03:30:08,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:08,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:08,961 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:30:09,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:09,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 349 states and 1155 transitions. [2019-11-20 03:30:09,207 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 1155 transitions. [2019-11-20 03:30:09,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 03:30:09,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:09,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:09,220 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:30:09,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:09,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 351 states and 1156 transitions. [2019-11-20 03:30:09,510 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 1156 transitions. [2019-11-20 03:30:09,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 03:30:09,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:09,530 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:30:09,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:09,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 353 states and 1160 transitions. [2019-11-20 03:30:09,559 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 1160 transitions. [2019-11-20 03:30:09,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 03:30:09,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:09,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:09,574 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:30:09,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:09,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 355 states and 1164 transitions. [2019-11-20 03:30:09,586 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 1164 transitions. [2019-11-20 03:30:09,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 03:30:09,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:09,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:09,602 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 03:30:09,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:09,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 356 states and 1203 transitions. [2019-11-20 03:30:09,639 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 1203 transitions. [2019-11-20 03:30:09,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 03:30:09,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:09,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:09,771 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:09,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:09,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 357 states and 1204 transitions. [2019-11-20 03:30:09,890 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 1204 transitions. [2019-11-20 03:30:09,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 03:30:09,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:09,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:09,956 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:30:10,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:10,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 367 states and 1221 transitions. [2019-11-20 03:30:10,768 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 1221 transitions. [2019-11-20 03:30:10,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 03:30:10,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:10,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:10,781 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 03:30:10,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:10,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 368 states and 1222 transitions. [2019-11-20 03:30:10,794 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 1222 transitions. [2019-11-20 03:30:10,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 03:30:10,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:10,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:10,812 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:30:10,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:10,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 369 states and 1226 transitions. [2019-11-20 03:30:10,842 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 1226 transitions. [2019-11-20 03:30:10,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 03:30:10,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:10,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:10,858 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 03:30:10,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:10,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 371 states and 1229 transitions. [2019-11-20 03:30:10,871 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 1229 transitions. [2019-11-20 03:30:10,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 03:30:10,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:10,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:10,888 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 03:30:10,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:10,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 373 states and 1232 transitions. [2019-11-20 03:30:10,900 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 1232 transitions. [2019-11-20 03:30:10,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 03:30:10,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:10,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:10,915 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 03:30:10,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:10,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 375 states and 1235 transitions. [2019-11-20 03:30:10,926 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 1235 transitions. [2019-11-20 03:30:10,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 03:30:10,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:10,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:10,942 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:30:10,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:10,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 380 states and 1249 transitions. [2019-11-20 03:30:10,960 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 1249 transitions. [2019-11-20 03:30:10,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 03:30:10,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:10,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:10,976 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 03:30:10,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:10,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 381 states and 1250 transitions. [2019-11-20 03:30:10,987 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 1250 transitions. [2019-11-20 03:30:10,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 03:30:10,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:10,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:11,005 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:30:11,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:11,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 382 states and 1251 transitions. [2019-11-20 03:30:11,134 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 1251 transitions. [2019-11-20 03:30:11,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 03:30:11,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:11,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:11,150 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:30:11,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:11,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 383 states and 1252 transitions. [2019-11-20 03:30:11,164 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 1252 transitions. [2019-11-20 03:30:11,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 03:30:11,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:11,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:11,180 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 03:30:11,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:11,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 384 states and 1253 transitions. [2019-11-20 03:30:11,195 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 1253 transitions. [2019-11-20 03:30:11,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 03:30:11,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:11,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:11,219 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:30:11,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:11,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 386 states and 1256 transitions. [2019-11-20 03:30:11,234 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 1256 transitions. [2019-11-20 03:30:11,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 03:30:11,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:11,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:11,251 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:30:11,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:11,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 389 states and 1271 transitions. [2019-11-20 03:30:11,271 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 1271 transitions. [2019-11-20 03:30:11,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 03:30:11,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:11,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:11,350 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:30:11,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:11,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 395 states and 1283 transitions. [2019-11-20 03:30:11,381 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 1283 transitions. [2019-11-20 03:30:11,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 03:30:11,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:11,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:11,501 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:30:13,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:13,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 408 states and 1360 transitions. [2019-11-20 03:30:13,129 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 1360 transitions. [2019-11-20 03:30:13,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 03:30:13,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:13,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:13,144 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:30:13,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:13,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 410 states and 1362 transitions. [2019-11-20 03:30:13,478 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 1362 transitions. [2019-11-20 03:30:13,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 03:30:13,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:13,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:13,492 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 03:30:13,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:13,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 412 states and 1365 transitions. [2019-11-20 03:30:13,503 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 1365 transitions. [2019-11-20 03:30:13,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 03:30:13,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:13,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:13,517 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 03:30:13,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:13,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 414 states and 1368 transitions. [2019-11-20 03:30:13,528 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 1368 transitions. [2019-11-20 03:30:13,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 03:30:13,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:13,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:13,542 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 03:30:13,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:13,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 415 states and 1369 transitions. [2019-11-20 03:30:13,553 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 1369 transitions. [2019-11-20 03:30:13,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 03:30:13,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:13,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:13,567 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 03:30:13,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:13,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 416 states and 1370 transitions. [2019-11-20 03:30:13,578 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 1370 transitions. [2019-11-20 03:30:13,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 03:30:13,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:13,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:13,596 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 03:30:13,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:13,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 417 states and 1371 transitions. [2019-11-20 03:30:13,613 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 1371 transitions. [2019-11-20 03:30:13,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 03:30:13,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:13,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:13,658 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 03:30:13,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:13,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 419 states and 1374 transitions. [2019-11-20 03:30:13,673 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 1374 transitions. [2019-11-20 03:30:13,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 03:30:13,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:13,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:13,725 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:30:13,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:13,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 423 states and 1384 transitions. [2019-11-20 03:30:13,757 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 1384 transitions. [2019-11-20 03:30:13,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 03:30:13,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:13,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:13,797 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:30:15,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:15,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 438 states and 1476 transitions. [2019-11-20 03:30:15,917 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 1476 transitions. [2019-11-20 03:30:15,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-20 03:30:15,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:15,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:15,971 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:30:16,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:16,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 440 states and 1477 transitions. [2019-11-20 03:30:16,269 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 1477 transitions. [2019-11-20 03:30:16,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 03:30:16,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:16,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:16,285 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 03:30:16,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:16,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 442 states and 1480 transitions. [2019-11-20 03:30:16,309 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 1480 transitions. [2019-11-20 03:30:16,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 03:30:16,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:16,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:16,328 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 03:30:16,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:16,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 444 states and 1483 transitions. [2019-11-20 03:30:16,345 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 1483 transitions. [2019-11-20 03:30:16,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 03:30:16,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:16,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:16,362 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 03:30:16,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:16,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 445 states and 1484 transitions. [2019-11-20 03:30:16,407 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 1484 transitions. [2019-11-20 03:30:16,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 03:30:16,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:16,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:16,421 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 03:30:16,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:16,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 446 states and 1485 transitions. [2019-11-20 03:30:16,433 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 1485 transitions. [2019-11-20 03:30:16,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 03:30:16,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:16,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:16,449 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 03:30:16,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:16,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 447 states and 1486 transitions. [2019-11-20 03:30:16,466 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 1486 transitions. [2019-11-20 03:30:16,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 03:30:16,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:16,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:16,481 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 03:30:16,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:16,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 448 states and 1487 transitions. [2019-11-20 03:30:16,500 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 1487 transitions. [2019-11-20 03:30:16,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 03:30:16,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:16,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:16,514 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:30:16,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:16,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 447 states and 1485 transitions. [2019-11-20 03:30:16,866 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 1485 transitions. [2019-11-20 03:30:16,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 03:30:16,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:16,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:16,880 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:30:17,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:17,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 447 states and 1484 transitions. [2019-11-20 03:30:17,206 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 1484 transitions. [2019-11-20 03:30:17,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 03:30:17,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:17,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:17,345 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:18,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:18,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 452 states and 1547 transitions. [2019-11-20 03:30:18,667 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 1547 transitions. [2019-11-20 03:30:18,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 03:30:18,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:18,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:18,681 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:19,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:19,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 454 states and 1549 transitions. [2019-11-20 03:30:19,109 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 1549 transitions. [2019-11-20 03:30:19,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 03:30:19,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:19,122 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:19,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:19,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 457 states and 1594 transitions. [2019-11-20 03:30:19,712 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 1594 transitions. [2019-11-20 03:30:19,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 03:30:19,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:19,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:19,725 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:19,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:19,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 458 states and 1637 transitions. [2019-11-20 03:30:19,763 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 1637 transitions. [2019-11-20 03:30:19,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 03:30:19,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:19,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:19,776 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:20,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:20,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 462 states and 1685 transitions. [2019-11-20 03:30:20,712 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 1685 transitions. [2019-11-20 03:30:20,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 03:30:20,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:20,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:20,725 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:21,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:21,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 465 states and 1728 transitions. [2019-11-20 03:30:21,135 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1728 transitions. [2019-11-20 03:30:21,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 03:30:21,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:21,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:21,151 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 03:30:21,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:21,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 466 states and 1729 transitions. [2019-11-20 03:30:21,169 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1729 transitions. [2019-11-20 03:30:21,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 03:30:21,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:21,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:21,184 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 03:30:21,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:21,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 467 states and 1730 transitions. [2019-11-20 03:30:21,198 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1730 transitions. [2019-11-20 03:30:21,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 03:30:21,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:21,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:21,210 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:21,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:21,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 467 states and 1727 transitions. [2019-11-20 03:30:21,226 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1727 transitions. [2019-11-20 03:30:21,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-20 03:30:21,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:21,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:21,239 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:30:21,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:21,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 466 states and 1725 transitions. [2019-11-20 03:30:21,528 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1725 transitions. [2019-11-20 03:30:21,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-20 03:30:21,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:21,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:21,542 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:30:21,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:21,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 466 states and 1724 transitions. [2019-11-20 03:30:21,875 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1724 transitions. [2019-11-20 03:30:21,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-20 03:30:21,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:21,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:21,896 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:22,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:22,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 468 states and 1731 transitions. [2019-11-20 03:30:22,303 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1731 transitions. [2019-11-20 03:30:22,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-20 03:30:22,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:22,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:22,319 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:22,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:22,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 470 states and 1738 transitions. [2019-11-20 03:30:22,889 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1738 transitions. [2019-11-20 03:30:22,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-20 03:30:22,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:22,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:22,901 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:22,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:22,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 470 states and 1735 transitions. [2019-11-20 03:30:22,917 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1735 transitions. [2019-11-20 03:30:22,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-20 03:30:22,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:22,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:22,932 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:30:23,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:23,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 453 states and 1668 transitions. [2019-11-20 03:30:23,342 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 1668 transitions. [2019-11-20 03:30:23,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-20 03:30:23,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:23,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:23,357 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:23,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:23,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 454 states and 1672 transitions. [2019-11-20 03:30:23,902 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 1672 transitions. [2019-11-20 03:30:23,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-20 03:30:23,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:23,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:23,974 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 03:30:24,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:24,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 455 states and 1673 transitions. [2019-11-20 03:30:24,021 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 1673 transitions. [2019-11-20 03:30:24,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-20 03:30:24,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:24,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:24,033 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:24,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:24,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 457 states and 1677 transitions. [2019-11-20 03:30:24,052 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 1677 transitions. [2019-11-20 03:30:24,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-20 03:30:24,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:24,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:24,065 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:24,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:24,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 459 states and 1681 transitions. [2019-11-20 03:30:24,079 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1681 transitions. [2019-11-20 03:30:24,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-20 03:30:24,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:24,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:24,091 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:24,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:24,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 459 states and 1674 transitions. [2019-11-20 03:30:24,221 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1674 transitions. [2019-11-20 03:30:24,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-20 03:30:24,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:24,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:24,322 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 03:30:24,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:24,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 461 states and 1707 transitions. [2019-11-20 03:30:24,621 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1707 transitions. [2019-11-20 03:30:24,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-20 03:30:24,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:24,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:24,699 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 03:30:24,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:24,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 462 states and 1708 transitions. [2019-11-20 03:30:24,747 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 1708 transitions. [2019-11-20 03:30:24,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-20 03:30:24,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:24,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:24,764 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:24,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:24,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 464 states and 1711 transitions. [2019-11-20 03:30:24,778 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1711 transitions. [2019-11-20 03:30:24,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-20 03:30:24,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:24,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:24,801 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:24,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:24,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 465 states and 1712 transitions. [2019-11-20 03:30:24,816 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1712 transitions. [2019-11-20 03:30:24,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-20 03:30:24,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:24,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:24,829 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:25,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:25,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 467 states and 1718 transitions. [2019-11-20 03:30:25,146 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1718 transitions. [2019-11-20 03:30:25,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-20 03:30:25,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:25,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:25,159 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:25,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:25,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 469 states and 1721 transitions. [2019-11-20 03:30:25,181 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 1721 transitions. [2019-11-20 03:30:25,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-20 03:30:25,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:25,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:25,194 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:25,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:25,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 470 states and 1722 transitions. [2019-11-20 03:30:25,209 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1722 transitions. [2019-11-20 03:30:25,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-20 03:30:25,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:25,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:25,223 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:25,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:25,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 471 states and 1723 transitions. [2019-11-20 03:30:25,240 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 1723 transitions. [2019-11-20 03:30:25,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-20 03:30:25,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:25,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:25,253 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:25,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:25,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 473 states and 1727 transitions. [2019-11-20 03:30:25,314 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 1727 transitions. [2019-11-20 03:30:25,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-20 03:30:25,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:25,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:25,412 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:30:25,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:25,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 474 states and 1728 transitions. [2019-11-20 03:30:25,441 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1728 transitions. [2019-11-20 03:30:25,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-20 03:30:25,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:25,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:25,455 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:30:25,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:25,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 475 states and 1731 transitions. [2019-11-20 03:30:25,941 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1731 transitions. [2019-11-20 03:30:25,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-20 03:30:25,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:25,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:25,955 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:30:26,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:26,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 478 states and 1770 transitions. [2019-11-20 03:30:26,268 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 1770 transitions. [2019-11-20 03:30:26,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-20 03:30:26,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:26,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:26,282 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:30:26,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:26,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 479 states and 1807 transitions. [2019-11-20 03:30:26,334 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 1807 transitions. [2019-11-20 03:30:26,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 03:30:26,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:26,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:26,347 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:26,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:26,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 481 states and 1810 transitions. [2019-11-20 03:30:26,446 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1810 transitions. [2019-11-20 03:30:26,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 03:30:26,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:26,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:26,456 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:26,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:26,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 482 states and 1811 transitions. [2019-11-20 03:30:26,523 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1811 transitions. [2019-11-20 03:30:26,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 03:30:26,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:26,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:26,536 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:26,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:26,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 483 states and 1812 transitions. [2019-11-20 03:30:26,558 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1812 transitions. [2019-11-20 03:30:26,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 03:30:26,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:26,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:26,633 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:30:26,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:26,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 484 states and 1813 transitions. [2019-11-20 03:30:26,655 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1813 transitions. [2019-11-20 03:30:26,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 03:30:26,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:26,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:26,696 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:30:27,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:27,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 488 states and 1855 transitions. [2019-11-20 03:30:27,274 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1855 transitions. [2019-11-20 03:30:27,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 03:30:27,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:27,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:27,324 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:30:27,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:27,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 489 states and 1892 transitions. [2019-11-20 03:30:27,368 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1892 transitions. [2019-11-20 03:30:27,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-20 03:30:27,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:27,380 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:27,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:27,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 490 states and 1893 transitions. [2019-11-20 03:30:27,443 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1893 transitions. [2019-11-20 03:30:27,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-20 03:30:27,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:27,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:27,457 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:27,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:27,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 492 states and 1896 transitions. [2019-11-20 03:30:27,484 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1896 transitions. [2019-11-20 03:30:27,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-20 03:30:27,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:27,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:27,597 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:28,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:28,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 493 states and 1897 transitions. [2019-11-20 03:30:28,363 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 1897 transitions. [2019-11-20 03:30:28,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-20 03:30:28,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:28,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:28,377 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:28,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:28,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 495 states and 1900 transitions. [2019-11-20 03:30:28,410 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 1900 transitions. [2019-11-20 03:30:28,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-20 03:30:28,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:28,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:28,447 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:28,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:28,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 497 states and 1903 transitions. [2019-11-20 03:30:28,475 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 1903 transitions. [2019-11-20 03:30:28,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 03:30:28,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:28,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:28,495 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:28,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:28,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 499 states and 1906 transitions. [2019-11-20 03:30:28,538 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1906 transitions. [2019-11-20 03:30:28,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 03:30:28,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:28,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:28,604 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:28,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:28,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 500 states and 1907 transitions. [2019-11-20 03:30:28,636 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1907 transitions. [2019-11-20 03:30:28,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 03:30:28,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:28,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:28,671 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:28,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:28,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 502 states and 1910 transitions. [2019-11-20 03:30:28,691 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1910 transitions. [2019-11-20 03:30:28,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 03:30:28,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:28,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:28,702 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:30:28,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:28,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 501 states and 1909 transitions. [2019-11-20 03:30:28,728 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1909 transitions. [2019-11-20 03:30:28,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 03:30:28,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:28,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:28,761 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:28,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:28,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 503 states and 1912 transitions. [2019-11-20 03:30:28,783 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1912 transitions. [2019-11-20 03:30:28,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 03:30:28,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:28,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:28,830 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:28,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:28,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 504 states and 1913 transitions. [2019-11-20 03:30:28,861 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1913 transitions. [2019-11-20 03:30:28,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 03:30:28,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:28,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:28,875 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:28,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:28,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 505 states and 1914 transitions. [2019-11-20 03:30:28,905 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1914 transitions. [2019-11-20 03:30:28,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 03:30:28,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:29,178 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:31,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:31,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 514 states and 1934 transitions. [2019-11-20 03:30:31,006 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1934 transitions. [2019-11-20 03:30:31,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 03:30:31,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:31,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:31,117 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:33,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:33,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 521 states and 1988 transitions. [2019-11-20 03:30:33,003 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1988 transitions. [2019-11-20 03:30:33,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 03:30:33,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:33,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:33,012 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:33,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:33,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2046 states to 524 states and 2046 transitions. [2019-11-20 03:30:33,626 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 2046 transitions. [2019-11-20 03:30:33,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 03:30:33,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:33,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:33,636 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:34,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:34,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 527 states and 2090 transitions. [2019-11-20 03:30:34,274 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 2090 transitions. [2019-11-20 03:30:34,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 03:30:34,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:34,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:34,416 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:35,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:35,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 530 states and 2133 transitions. [2019-11-20 03:30:35,191 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 2133 transitions. [2019-11-20 03:30:35,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 03:30:35,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:35,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:35,203 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:35,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:35,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 532 states and 2134 transitions. [2019-11-20 03:30:35,724 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 2134 transitions. [2019-11-20 03:30:35,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 03:30:35,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:35,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:35,835 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:35,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:35,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 533 states and 2135 transitions. [2019-11-20 03:30:35,867 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 2135 transitions. [2019-11-20 03:30:35,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 03:30:35,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:35,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:35,881 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:30:35,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:35,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 532 states and 2134 transitions. [2019-11-20 03:30:35,917 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 2134 transitions. [2019-11-20 03:30:35,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 03:30:35,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:35,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:35,930 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:30:35,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:35,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 531 states and 2133 transitions. [2019-11-20 03:30:35,952 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 2133 transitions. [2019-11-20 03:30:35,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 03:30:35,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:35,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:36,101 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:36,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:36,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 537 states and 2148 transitions. [2019-11-20 03:30:36,138 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 2148 transitions. [2019-11-20 03:30:36,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 03:30:36,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:36,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:36,152 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:30:36,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:36,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 536 states and 2147 transitions. [2019-11-20 03:30:36,175 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 2147 transitions. [2019-11-20 03:30:36,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 03:30:36,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:36,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:36,316 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:36,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:36,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 540 states and 2157 transitions. [2019-11-20 03:30:36,346 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 2157 transitions. [2019-11-20 03:30:36,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 03:30:36,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:36,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:36,390 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:30:39,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:39,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 555 states and 2250 transitions. [2019-11-20 03:30:39,340 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 2250 transitions. [2019-11-20 03:30:39,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 03:30:39,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:39,497 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:39,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:39,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2265 states to 559 states and 2265 transitions. [2019-11-20 03:30:39,531 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 2265 transitions. [2019-11-20 03:30:39,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 03:30:39,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:39,575 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:30:40,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:40,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 562 states and 2304 transitions. [2019-11-20 03:30:40,298 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 2304 transitions. [2019-11-20 03:30:40,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 03:30:40,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:40,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:40,329 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:30:40,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:40,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2305 states to 564 states and 2305 transitions. [2019-11-20 03:30:40,744 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 2305 transitions. [2019-11-20 03:30:40,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 03:30:40,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:40,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:40,773 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:30:41,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:41,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2344 states to 567 states and 2344 transitions. [2019-11-20 03:30:41,091 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 2344 transitions. [2019-11-20 03:30:41,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 03:30:41,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:41,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:41,104 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:30:41,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:41,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 568 states and 2347 transitions. [2019-11-20 03:30:41,479 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 2347 transitions. [2019-11-20 03:30:41,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 03:30:41,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:41,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:41,492 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 03:30:41,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:41,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 569 states and 2350 transitions. [2019-11-20 03:30:41,895 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 2350 transitions. [2019-11-20 03:30:41,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 03:30:41,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:42,186 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:45,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:45,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2459 states to 585 states and 2459 transitions. [2019-11-20 03:30:45,260 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 2459 transitions. [2019-11-20 03:30:45,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 03:30:45,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:45,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:45,271 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:45,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:45,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 588 states and 2500 transitions. [2019-11-20 03:30:45,950 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 2500 transitions. [2019-11-20 03:30:45,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 03:30:45,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:45,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:45,961 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:46,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:46,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2551 states to 591 states and 2551 transitions. [2019-11-20 03:30:46,656 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 2551 transitions. [2019-11-20 03:30:46,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 03:30:46,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:46,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:46,668 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:47,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:47,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 593 states and 2552 transitions. [2019-11-20 03:30:47,024 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 2552 transitions. [2019-11-20 03:30:47,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 03:30:47,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:47,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:47,038 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:30:47,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:47,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 594 states and 2555 transitions. [2019-11-20 03:30:47,911 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 2555 transitions. [2019-11-20 03:30:47,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 03:30:47,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:47,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:47,922 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 03:30:48,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:48,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 595 states and 2558 transitions. [2019-11-20 03:30:48,636 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 2558 transitions. [2019-11-20 03:30:48,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 03:30:48,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:48,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:48,646 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 03:30:48,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:48,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 596 states and 2562 transitions. [2019-11-20 03:30:48,907 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 2562 transitions. [2019-11-20 03:30:48,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 03:30:48,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:48,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:48,917 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:30:48,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:48,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 597 states and 2566 transitions. [2019-11-20 03:30:48,955 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 2566 transitions. [2019-11-20 03:30:48,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 03:30:48,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:49,153 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 03:30:50,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:50,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 602 states and 2611 transitions. [2019-11-20 03:30:50,719 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 2611 transitions. [2019-11-20 03:30:50,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 03:30:50,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:50,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:50,734 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 03:30:51,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:51,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 603 states and 2614 transitions. [2019-11-20 03:30:51,507 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 2614 transitions. [2019-11-20 03:30:51,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 03:30:51,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:51,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:51,523 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 03:30:51,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:51,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2610 states to 603 states and 2610 transitions. [2019-11-20 03:30:51,542 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 2610 transitions. [2019-11-20 03:30:51,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 03:30:51,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:51,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:51,553 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:30:51,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:51,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2603 states to 603 states and 2603 transitions. [2019-11-20 03:30:51,619 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 2603 transitions. [2019-11-20 03:30:51,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 03:30:51,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:51,628 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 03:30:51,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:51,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2606 states to 604 states and 2606 transitions. [2019-11-20 03:30:51,991 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 2606 transitions. [2019-11-20 03:30:51,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 03:30:51,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:51,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:52,004 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 03:30:52,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:52,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 606 states and 2611 transitions. [2019-11-20 03:30:52,323 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 2611 transitions. [2019-11-20 03:30:52,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 03:30:52,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:52,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:52,334 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 03:30:52,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:52,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 607 states and 2612 transitions. [2019-11-20 03:30:52,347 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 2612 transitions. [2019-11-20 03:30:52,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 03:30:52,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:52,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:52,420 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:30:52,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:52,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2617 states to 609 states and 2617 transitions. [2019-11-20 03:30:52,501 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 2617 transitions. [2019-11-20 03:30:52,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 03:30:52,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:52,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:52,515 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:30:52,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:52,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2618 states to 610 states and 2618 transitions. [2019-11-20 03:30:52,562 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 2618 transitions. [2019-11-20 03:30:52,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 03:30:52,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:52,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:52,575 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 03:30:52,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:52,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 611 states and 2622 transitions. [2019-11-20 03:30:52,999 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 2622 transitions. [2019-11-20 03:30:53,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 03:30:53,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:53,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:53,264 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:30:53,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:53,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 612 states and 2623 transitions. [2019-11-20 03:30:53,298 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 2623 transitions. [2019-11-20 03:30:53,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 03:30:53,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:53,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:53,318 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:30:53,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:53,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 613 states and 2624 transitions. [2019-11-20 03:30:53,347 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 2624 transitions. [2019-11-20 03:30:53,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 03:30:53,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:53,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:53,367 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 03:30:53,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:53,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2625 states to 614 states and 2625 transitions. [2019-11-20 03:30:53,392 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 2625 transitions. [2019-11-20 03:30:53,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 03:30:53,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:53,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:53,407 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:30:53,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:53,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2621 states to 614 states and 2621 transitions. [2019-11-20 03:30:53,936 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 2621 transitions. [2019-11-20 03:30:53,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 03:30:53,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:53,950 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 03:30:54,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:54,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2613 states to 614 states and 2613 transitions. [2019-11-20 03:30:54,296 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 2613 transitions. [2019-11-20 03:30:54,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 03:30:54,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:54,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:54,328 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:30:54,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:54,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 615 states and 2614 transitions. [2019-11-20 03:30:54,546 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 2614 transitions. [2019-11-20 03:30:54,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 03:30:54,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:54,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:54,557 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:30:55,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:55,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 617 states and 2619 transitions. [2019-11-20 03:30:55,037 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 2619 transitions. [2019-11-20 03:30:55,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 03:30:55,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:55,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:55,047 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 03:30:55,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:55,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 619 states and 2624 transitions. [2019-11-20 03:30:55,402 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 2624 transitions. [2019-11-20 03:30:55,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 03:30:55,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:55,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:55,414 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 03:30:55,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:55,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2625 states to 620 states and 2625 transitions. [2019-11-20 03:30:55,497 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 2625 transitions. [2019-11-20 03:30:55,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 03:30:55,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:55,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:55,512 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 03:30:55,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:55,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 621 states and 2626 transitions. [2019-11-20 03:30:55,940 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 2626 transitions. [2019-11-20 03:30:55,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 03:30:55,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:55,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:55,972 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:30:56,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:56,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2627 states to 622 states and 2627 transitions. [2019-11-20 03:30:56,002 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 2627 transitions. [2019-11-20 03:30:56,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 03:30:56,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:56,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:56,148 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:30:58,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:58,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 624 states and 2630 transitions. [2019-11-20 03:30:58,290 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 2630 transitions. [2019-11-20 03:30:58,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 03:30:58,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:58,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:58,301 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 03:30:58,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:58,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2631 states to 625 states and 2631 transitions. [2019-11-20 03:30:58,360 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 2631 transitions. [2019-11-20 03:30:58,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 03:30:58,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:58,375 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:30:58,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:58,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 626 states and 2632 transitions. [2019-11-20 03:30:58,400 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 2632 transitions. [2019-11-20 03:30:58,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 03:30:58,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:58,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:58,434 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 03:30:58,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:58,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 627 states and 2633 transitions. [2019-11-20 03:30:58,466 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 2633 transitions. [2019-11-20 03:30:58,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 03:30:58,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:58,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:58,483 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 03:30:58,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:58,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2634 states to 628 states and 2634 transitions. [2019-11-20 03:30:58,506 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 2634 transitions. [2019-11-20 03:30:58,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 03:30:58,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:58,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:58,519 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 03:30:58,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:58,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 627 states and 2633 transitions. [2019-11-20 03:30:58,538 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 2633 transitions. [2019-11-20 03:30:58,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 03:30:58,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:58,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:58,551 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:30:59,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:59,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 632 states and 2638 transitions. [2019-11-20 03:30:59,153 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 2638 transitions. [2019-11-20 03:30:59,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 03:30:59,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:59,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:59,203 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:30:59,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:59,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2641 states to 634 states and 2641 transitions. [2019-11-20 03:30:59,244 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 2641 transitions. [2019-11-20 03:30:59,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 03:30:59,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:59,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:59,275 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:30:59,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:30:59,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 635 states and 2642 transitions. [2019-11-20 03:30:59,307 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 2642 transitions. [2019-11-20 03:30:59,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 03:30:59,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:30:59,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:30:59,739 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:31:02,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:02,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2669 states to 646 states and 2669 transitions. [2019-11-20 03:31:02,417 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 2669 transitions. [2019-11-20 03:31:02,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 03:31:02,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:02,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:02,666 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:31:03,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:03,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2713 states to 649 states and 2713 transitions. [2019-11-20 03:31:03,393 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 2713 transitions. [2019-11-20 03:31:03,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 03:31:03,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:03,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:03,405 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:03,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:03,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 651 states and 2716 transitions. [2019-11-20 03:31:03,429 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 2716 transitions. [2019-11-20 03:31:03,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 03:31:03,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:03,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:03,443 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:03,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:03,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 652 states and 2717 transitions. [2019-11-20 03:31:03,467 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 2717 transitions. [2019-11-20 03:31:03,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 03:31:03,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:03,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:03,501 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:31:03,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:03,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 653 states and 2718 transitions. [2019-11-20 03:31:03,534 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 2718 transitions. [2019-11-20 03:31:03,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 03:31:03,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:03,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:03,548 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:03,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:03,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 654 states and 2719 transitions. [2019-11-20 03:31:03,598 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 2719 transitions. [2019-11-20 03:31:03,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 03:31:03,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:03,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:03,613 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 03:31:03,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:03,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 653 states and 2718 transitions. [2019-11-20 03:31:03,635 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 2718 transitions. [2019-11-20 03:31:03,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 03:31:03,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:03,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:03,886 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:31:03,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:03,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2735 states to 659 states and 2735 transitions. [2019-11-20 03:31:03,918 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 2735 transitions. [2019-11-20 03:31:03,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 03:31:03,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:03,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:03,934 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 03:31:03,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:03,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 658 states and 2734 transitions. [2019-11-20 03:31:03,965 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 2734 transitions. [2019-11-20 03:31:03,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 03:31:03,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:03,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:04,121 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:08,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:08,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 666 states and 2792 transitions. [2019-11-20 03:31:08,419 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 2792 transitions. [2019-11-20 03:31:08,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 03:31:08,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:08,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:08,432 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:08,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:08,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 669 states and 2838 transitions. [2019-11-20 03:31:08,836 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 2838 transitions. [2019-11-20 03:31:08,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 03:31:08,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:08,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:08,854 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:09,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:09,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 672 states and 2895 transitions. [2019-11-20 03:31:09,764 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 2895 transitions. [2019-11-20 03:31:09,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 03:31:09,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:09,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:09,776 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:10,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:10,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2896 states to 674 states and 2896 transitions. [2019-11-20 03:31:10,236 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 2896 transitions. [2019-11-20 03:31:10,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 03:31:10,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:10,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:10,569 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-20 03:31:10,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:10,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 679 states and 2918 transitions. [2019-11-20 03:31:10,604 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 2918 transitions. [2019-11-20 03:31:10,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 03:31:10,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:10,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:10,809 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-11-20 03:31:11,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:11,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 680 states and 2920 transitions. [2019-11-20 03:31:11,023 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 2920 transitions. [2019-11-20 03:31:11,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 03:31:11,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:11,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:11,064 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:11,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:11,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2922 states to 681 states and 2922 transitions. [2019-11-20 03:31:11,566 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 2922 transitions. [2019-11-20 03:31:11,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 03:31:11,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:11,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:11,749 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:12,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:12,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 682 states and 2924 transitions. [2019-11-20 03:31:12,281 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 2924 transitions. [2019-11-20 03:31:12,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 03:31:12,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:12,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:12,317 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:12,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:12,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 682 states and 2917 transitions. [2019-11-20 03:31:12,332 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 2917 transitions. [2019-11-20 03:31:12,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 03:31:12,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:12,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:12,503 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:12,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:12,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2913 states to 682 states and 2913 transitions. [2019-11-20 03:31:12,518 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 2913 transitions. [2019-11-20 03:31:12,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 03:31:12,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:12,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:12,535 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 03:31:20,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:20,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3110 states to 718 states and 3110 transitions. [2019-11-20 03:31:20,355 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 3110 transitions. [2019-11-20 03:31:20,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 03:31:20,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:20,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:20,526 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:21,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:21,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3113 states to 719 states and 3113 transitions. [2019-11-20 03:31:21,102 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 3113 transitions. [2019-11-20 03:31:21,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 03:31:21,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:21,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:21,125 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 03:31:22,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:22,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3200 states to 725 states and 3200 transitions. [2019-11-20 03:31:22,998 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 3200 transitions. [2019-11-20 03:31:22,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 03:31:22,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:23,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:23,037 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:23,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:23,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3203 states to 726 states and 3203 transitions. [2019-11-20 03:31:23,267 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 3203 transitions. [2019-11-20 03:31:23,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 03:31:23,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:23,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:23,287 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 03:31:23,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:23,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3242 states to 729 states and 3242 transitions. [2019-11-20 03:31:23,730 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 3242 transitions. [2019-11-20 03:31:23,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 03:31:23,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:23,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:23,745 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 03:31:24,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:24,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3279 states to 732 states and 3279 transitions. [2019-11-20 03:31:24,208 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 3279 transitions. [2019-11-20 03:31:24,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 03:31:24,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:24,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:24,223 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 03:31:24,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:24,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3280 states to 734 states and 3280 transitions. [2019-11-20 03:31:24,710 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 3280 transitions. [2019-11-20 03:31:24,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 03:31:24,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:24,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:24,725 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 03:31:25,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:25,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3281 states to 736 states and 3281 transitions. [2019-11-20 03:31:25,200 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 3281 transitions. [2019-11-20 03:31:25,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 03:31:25,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:25,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:25,220 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:30,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:30,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 756 states and 3434 transitions. [2019-11-20 03:31:30,558 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 3434 transitions. [2019-11-20 03:31:30,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 03:31:30,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:30,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:30,737 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:31,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:31,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 757 states and 3438 transitions. [2019-11-20 03:31:31,376 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 3438 transitions. [2019-11-20 03:31:31,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 03:31:31,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:31,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:31,390 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:32,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:32,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3476 states to 760 states and 3476 transitions. [2019-11-20 03:31:32,368 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 3476 transitions. [2019-11-20 03:31:32,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 03:31:32,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:32,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:32,411 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:32,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:32,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 761 states and 3480 transitions. [2019-11-20 03:31:32,664 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 3480 transitions. [2019-11-20 03:31:32,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 03:31:32,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:32,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:32,678 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:33,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:33,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3518 states to 764 states and 3518 transitions. [2019-11-20 03:31:33,266 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 3518 transitions. [2019-11-20 03:31:33,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 03:31:33,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:33,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:33,497 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:34,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:34,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3523 states to 767 states and 3523 transitions. [2019-11-20 03:31:34,665 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 3523 transitions. [2019-11-20 03:31:34,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 03:31:34,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:34,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:34,679 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:35,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:35,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3524 states to 769 states and 3524 transitions. [2019-11-20 03:31:35,216 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 3524 transitions. [2019-11-20 03:31:35,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 03:31:35,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:35,344 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:36,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:36,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3528 states to 770 states and 3528 transitions. [2019-11-20 03:31:36,298 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 3528 transitions. [2019-11-20 03:31:36,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 03:31:36,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:36,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:36,427 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:37,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:37,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3531 states to 771 states and 3531 transitions. [2019-11-20 03:31:37,510 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 3531 transitions. [2019-11-20 03:31:37,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 03:31:37,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:37,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:37,548 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:37,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:37,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3534 states to 772 states and 3534 transitions. [2019-11-20 03:31:37,951 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 3534 transitions. [2019-11-20 03:31:37,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 03:31:37,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:37,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:37,989 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:38,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:38,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3527 states to 772 states and 3527 transitions. [2019-11-20 03:31:38,006 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 3527 transitions. [2019-11-20 03:31:38,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 03:31:38,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:38,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:38,185 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:38,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:38,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3530 states to 773 states and 3530 transitions. [2019-11-20 03:31:38,251 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 3530 transitions. [2019-11-20 03:31:38,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 03:31:38,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:38,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:38,424 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:38,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:38,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3526 states to 773 states and 3526 transitions. [2019-11-20 03:31:38,488 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 3526 transitions. [2019-11-20 03:31:38,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 03:31:38,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:38,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:39,034 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:31:39,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:39,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3529 states to 774 states and 3529 transitions. [2019-11-20 03:31:39,664 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 3529 transitions. [2019-11-20 03:31:39,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 03:31:39,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:40,052 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:31:40,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:40,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3530 states to 775 states and 3530 transitions. [2019-11-20 03:31:40,606 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 3530 transitions. [2019-11-20 03:31:40,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 03:31:40,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:40,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:40,995 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:31:42,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:42,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3572 states to 778 states and 3572 transitions. [2019-11-20 03:31:42,113 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 3572 transitions. [2019-11-20 03:31:42,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 03:31:42,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:42,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:42,305 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:42,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:42,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 778 states and 3568 transitions. [2019-11-20 03:31:42,329 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 3568 transitions. [2019-11-20 03:31:42,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 03:31:42,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:42,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:42,367 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:42,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:42,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3561 states to 778 states and 3561 transitions. [2019-11-20 03:31:42,387 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 3561 transitions. [2019-11-20 03:31:42,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 03:31:42,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:42,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:42,517 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:42,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:42,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 779 states and 3565 transitions. [2019-11-20 03:31:42,588 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 3565 transitions. [2019-11-20 03:31:42,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 03:31:42,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:42,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:42,821 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:42,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:42,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3569 states to 780 states and 3569 transitions. [2019-11-20 03:31:42,988 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 3569 transitions. [2019-11-20 03:31:42,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 03:31:42,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:42,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:43,149 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:43,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:43,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3573 states to 781 states and 3573 transitions. [2019-11-20 03:31:43,220 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 3573 transitions. [2019-11-20 03:31:43,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 03:31:43,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:43,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:43,453 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:43,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:43,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3577 states to 782 states and 3577 transitions. [2019-11-20 03:31:43,543 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 3577 transitions. [2019-11-20 03:31:43,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 03:31:43,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:43,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:43,935 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 03:31:43,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:43,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3579 states to 783 states and 3579 transitions. [2019-11-20 03:31:43,970 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 3579 transitions. [2019-11-20 03:31:43,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 03:31:43,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:43,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:44,115 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:44,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:44,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3582 states to 784 states and 3582 transitions. [2019-11-20 03:31:44,186 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 3582 transitions. [2019-11-20 03:31:44,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 03:31:44,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:44,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:44,314 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:44,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:44,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 784 states and 3575 transitions. [2019-11-20 03:31:44,384 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 3575 transitions. [2019-11-20 03:31:44,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 03:31:44,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:44,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:44,917 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 03:31:44,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:44,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3577 states to 785 states and 3577 transitions. [2019-11-20 03:31:44,952 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 3577 transitions. [2019-11-20 03:31:44,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 03:31:44,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:44,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:45,210 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 41 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:45,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:45,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3580 states to 786 states and 3580 transitions. [2019-11-20 03:31:45,872 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 3580 transitions. [2019-11-20 03:31:45,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 03:31:45,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:45,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:46,002 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:46,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:46,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3573 states to 786 states and 3573 transitions. [2019-11-20 03:31:46,074 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 3573 transitions. [2019-11-20 03:31:46,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 03:31:46,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:46,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:46,091 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:31:47,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:47,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 787 states and 3576 transitions. [2019-11-20 03:31:47,150 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 3576 transitions. [2019-11-20 03:31:47,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-11-20 03:31:47,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:47,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:47,170 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:31:47,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:47,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3579 states to 788 states and 3579 transitions. [2019-11-20 03:31:47,697 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 3579 transitions. [2019-11-20 03:31:47,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-20 03:31:47,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:47,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:47,719 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 10 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 03:31:48,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:48,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3580 states to 789 states and 3580 transitions. [2019-11-20 03:31:48,272 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 3580 transitions. [2019-11-20 03:31:48,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-20 03:31:48,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:48,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:48,290 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:31:48,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:48,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3583 states to 790 states and 3583 transitions. [2019-11-20 03:31:48,387 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 3583 transitions. [2019-11-20 03:31:48,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 03:31:48,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:48,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:48,411 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 34 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 03:31:48,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:48,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3584 states to 791 states and 3584 transitions. [2019-11-20 03:31:48,489 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 3584 transitions. [2019-11-20 03:31:48,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 03:31:48,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:48,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:48,759 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 41 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:48,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:48,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3587 states to 792 states and 3587 transitions. [2019-11-20 03:31:48,852 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 3587 transitions. [2019-11-20 03:31:48,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 03:31:48,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:48,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:49,081 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 41 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:49,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:49,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 792 states and 3578 transitions. [2019-11-20 03:31:49,175 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 3578 transitions. [2019-11-20 03:31:49,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 03:31:49,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:49,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:49,277 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-11-20 03:31:52,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:52,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3635 states to 801 states and 3635 transitions. [2019-11-20 03:31:52,036 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 3635 transitions. [2019-11-20 03:31:52,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 03:31:52,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:52,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:52,064 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-11-20 03:31:53,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:53,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 802 states and 3636 transitions. [2019-11-20 03:31:53,398 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 3636 transitions. [2019-11-20 03:31:53,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 03:31:53,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:53,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:53,534 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-11-20 03:31:53,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:53,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3649 states to 806 states and 3649 transitions. [2019-11-20 03:31:53,569 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 3649 transitions. [2019-11-20 03:31:53,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 03:31:53,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:53,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:53,584 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:31:53,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:53,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 807 states and 3652 transitions. [2019-11-20 03:31:53,681 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 3652 transitions. [2019-11-20 03:31:53,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 03:31:53,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:53,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:53,702 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 29 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:31:54,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:54,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3653 states to 808 states and 3653 transitions. [2019-11-20 03:31:54,282 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 3653 transitions. [2019-11-20 03:31:54,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 03:31:54,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:54,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:54,300 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 10 proven. 34 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 03:31:54,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:54,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3654 states to 809 states and 3654 transitions. [2019-11-20 03:31:54,348 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 3654 transitions. [2019-11-20 03:31:54,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 03:31:54,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:54,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:54,368 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 10 proven. 29 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 03:31:54,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:54,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3655 states to 810 states and 3655 transitions. [2019-11-20 03:31:54,416 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 3655 transitions. [2019-11-20 03:31:54,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 03:31:54,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:54,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:54,430 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:31:54,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:54,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3658 states to 811 states and 3658 transitions. [2019-11-20 03:31:54,593 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 3658 transitions. [2019-11-20 03:31:54,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 03:31:54,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:54,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:54,609 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:31:54,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:54,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3650 states to 811 states and 3650 transitions. [2019-11-20 03:31:54,705 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 3650 transitions. [2019-11-20 03:31:54,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 03:31:54,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:54,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:54,933 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 41 proven. 6 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:31:55,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:31:55,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3641 states to 811 states and 3641 transitions. [2019-11-20 03:31:55,030 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 3641 transitions. [2019-11-20 03:31:55,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 03:31:55,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:31:55,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:31:55,088 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:32:01,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:01,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3785 states to 838 states and 3785 transitions. [2019-11-20 03:32:01,937 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 3785 transitions. [2019-11-20 03:32:01,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 03:32:01,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:01,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:02,038 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:32:03,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:03,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3833 states to 846 states and 3833 transitions. [2019-11-20 03:32:03,219 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 3833 transitions. [2019-11-20 03:32:03,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 03:32:03,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:03,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:03,300 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:32:04,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:04,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3869 states to 849 states and 3869 transitions. [2019-11-20 03:32:04,522 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 3869 transitions. [2019-11-20 03:32:04,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 03:32:04,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:04,603 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:32:05,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:05,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3915 states to 857 states and 3915 transitions. [2019-11-20 03:32:05,866 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 3915 transitions. [2019-11-20 03:32:05,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 03:32:05,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:05,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:05,925 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:32:05,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:05,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3947 states to 858 states and 3947 transitions. [2019-11-20 03:32:05,990 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 3947 transitions. [2019-11-20 03:32:05,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 03:32:05,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:05,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:06,044 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:32:07,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:07,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 866 states and 4001 transitions. [2019-11-20 03:32:07,217 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 4001 transitions. [2019-11-20 03:32:07,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 03:32:07,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:07,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:07,236 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 03:32:07,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:07,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4002 states to 867 states and 4002 transitions. [2019-11-20 03:32:07,869 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 4002 transitions. [2019-11-20 03:32:07,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 03:32:07,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:07,885 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 03:32:07,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:07,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 868 states and 4003 transitions. [2019-11-20 03:32:07,916 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 4003 transitions. [2019-11-20 03:32:07,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 03:32:07,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:07,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:07,931 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:32:08,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:08,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3995 states to 868 states and 3995 transitions. [2019-11-20 03:32:08,387 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 3995 transitions. [2019-11-20 03:32:08,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 03:32:08,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:08,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:08,402 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-11-20 03:32:10,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:10,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4082 states to 878 states and 4082 transitions. [2019-11-20 03:32:10,933 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 4082 transitions. [2019-11-20 03:32:10,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 03:32:10,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:10,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:10,948 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-11-20 03:32:12,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:12,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4137 states to 886 states and 4137 transitions. [2019-11-20 03:32:12,088 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 4137 transitions. [2019-11-20 03:32:12,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 03:32:12,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:12,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:12,239 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-11-20 03:32:13,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:13,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4190 states to 894 states and 4190 transitions. [2019-11-20 03:32:13,775 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 4190 transitions. [2019-11-20 03:32:13,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 03:32:13,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:13,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:13,793 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-11-20 03:32:14,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:14,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4203 states to 900 states and 4203 transitions. [2019-11-20 03:32:14,959 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 4203 transitions. [2019-11-20 03:32:14,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 03:32:14,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:14,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:14,974 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-11-20 03:32:15,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:15,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4237 states to 901 states and 4237 transitions. [2019-11-20 03:32:15,005 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 4237 transitions. [2019-11-20 03:32:15,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 03:32:15,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:15,023 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 10 proven. 29 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 03:32:15,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:15,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4238 states to 902 states and 4238 transitions. [2019-11-20 03:32:15,073 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 4238 transitions. [2019-11-20 03:32:15,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-20 03:32:15,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:15,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:15,177 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-11-20 03:32:15,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:15,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4251 states to 908 states and 4251 transitions. [2019-11-20 03:32:15,201 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 4251 transitions. [2019-11-20 03:32:15,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-20 03:32:15,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:15,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:15,221 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 10 proven. 29 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 03:32:15,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:15,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4252 states to 909 states and 4252 transitions. [2019-11-20 03:32:15,282 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 4252 transitions. [2019-11-20 03:32:15,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-20 03:32:15,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:15,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:15,297 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 03:32:15,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:15,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4253 states to 910 states and 4253 transitions. [2019-11-20 03:32:15,330 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 4253 transitions. [2019-11-20 03:32:15,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-20 03:32:15,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:15,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:15,348 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 10 proven. 34 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:32:15,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:15,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4256 states to 912 states and 4256 transitions. [2019-11-20 03:32:15,398 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 4256 transitions. [2019-11-20 03:32:15,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-20 03:32:15,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:15,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:15,417 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 10 proven. 34 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:32:15,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:15,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4257 states to 913 states and 4257 transitions. [2019-11-20 03:32:15,467 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 4257 transitions. [2019-11-20 03:32:15,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-11-20 03:32:15,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:15,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:15,486 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 10 proven. 29 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 03:32:15,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:15,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4258 states to 914 states and 4258 transitions. [2019-11-20 03:32:15,538 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 4258 transitions. [2019-11-20 03:32:15,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-11-20 03:32:15,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:15,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:15,670 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-11-20 03:32:15,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:15,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4269 states to 918 states and 4269 transitions. [2019-11-20 03:32:15,696 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 4269 transitions. [2019-11-20 03:32:15,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-11-20 03:32:15,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:15,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:15,717 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 03:32:15,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:15,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4270 states to 919 states and 4270 transitions. [2019-11-20 03:32:15,750 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 4270 transitions. [2019-11-20 03:32:15,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-11-20 03:32:15,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:15,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:15,775 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 10 proven. 34 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 03:32:15,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:15,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4271 states to 920 states and 4271 transitions. [2019-11-20 03:32:15,848 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 4271 transitions. [2019-11-20 03:32:15,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 03:32:15,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:15,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:15,865 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 03:32:15,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:15,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4272 states to 921 states and 4272 transitions. [2019-11-20 03:32:15,898 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 4272 transitions. [2019-11-20 03:32:15,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 03:32:15,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:15,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:15,925 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 03:32:16,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:16,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4262 states to 921 states and 4262 transitions. [2019-11-20 03:32:16,265 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 4262 transitions. [2019-11-20 03:32:16,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 03:32:16,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:16,292 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 03:32:16,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:16,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4254 states to 921 states and 4254 transitions. [2019-11-20 03:32:16,678 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 4254 transitions. [2019-11-20 03:32:16,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 03:32:16,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:16,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:16,738 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 03:32:17,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:17,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4246 states to 921 states and 4246 transitions. [2019-11-20 03:32:17,088 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 4246 transitions. [2019-11-20 03:32:17,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 03:32:17,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:17,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:17,114 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 03:32:17,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:17,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4238 states to 921 states and 4238 transitions. [2019-11-20 03:32:17,505 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 4238 transitions. [2019-11-20 03:32:17,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 03:32:17,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:17,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:17,531 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 03:32:17,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:17,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4243 states to 923 states and 4243 transitions. [2019-11-20 03:32:17,873 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 4243 transitions. [2019-11-20 03:32:17,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-20 03:32:17,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:17,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:17,928 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:17,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:17,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4246 states to 925 states and 4246 transitions. [2019-11-20 03:32:17,980 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 4246 transitions. [2019-11-20 03:32:17,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-20 03:32:17,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:17,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:18,037 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:18,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:18,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4249 states to 927 states and 4249 transitions. [2019-11-20 03:32:18,243 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 4249 transitions. [2019-11-20 03:32:18,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-20 03:32:18,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:18,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:18,298 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:18,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:18,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4252 states to 929 states and 4252 transitions. [2019-11-20 03:32:18,350 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 4252 transitions. [2019-11-20 03:32:18,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-20 03:32:18,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:18,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:18,378 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 03:32:18,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:18,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4256 states to 931 states and 4256 transitions. [2019-11-20 03:32:18,709 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 4256 transitions. [2019-11-20 03:32:18,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-20 03:32:18,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:18,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:18,763 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:18,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:18,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4259 states to 933 states and 4259 transitions. [2019-11-20 03:32:18,817 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 4259 transitions. [2019-11-20 03:32:18,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2019-11-20 03:32:18,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:18,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:19,008 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:32:19,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:19,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4260 states to 934 states and 4260 transitions. [2019-11-20 03:32:19,057 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 4260 transitions. [2019-11-20 03:32:19,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 03:32:19,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:19,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:19,144 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:19,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:19,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4263 states to 936 states and 4263 transitions. [2019-11-20 03:32:19,197 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 4263 transitions. [2019-11-20 03:32:19,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 03:32:19,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:19,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:19,213 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:19,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:19,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4266 states to 938 states and 4266 transitions. [2019-11-20 03:32:19,236 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 4266 transitions. [2019-11-20 03:32:19,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 03:32:19,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:19,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:19,436 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:32:19,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:19,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4267 states to 939 states and 4267 transitions. [2019-11-20 03:32:19,460 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 4267 transitions. [2019-11-20 03:32:19,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 03:32:19,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:19,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:19,562 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:20,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:20,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4271 states to 941 states and 4271 transitions. [2019-11-20 03:32:20,102 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 4271 transitions. [2019-11-20 03:32:20,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 03:32:20,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:20,122 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:20,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:20,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4274 states to 943 states and 4274 transitions. [2019-11-20 03:32:20,145 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 4274 transitions. [2019-11-20 03:32:20,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 03:32:20,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:20,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:20,250 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:20,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:20,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4275 states to 944 states and 4275 transitions. [2019-11-20 03:32:20,315 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 4275 transitions. [2019-11-20 03:32:20,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 03:32:20,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:20,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:20,332 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:20,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:20,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4278 states to 946 states and 4278 transitions. [2019-11-20 03:32:20,354 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 4278 transitions. [2019-11-20 03:32:20,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 03:32:20,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:20,381 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 03:32:20,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:20,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4279 states to 947 states and 4279 transitions. [2019-11-20 03:32:20,399 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 4279 transitions. [2019-11-20 03:32:20,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 03:32:20,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:20,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:20,491 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:20,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:20,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4282 states to 949 states and 4282 transitions. [2019-11-20 03:32:20,557 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 4282 transitions. [2019-11-20 03:32:20,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 03:32:20,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:20,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:20,575 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:20,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:20,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4285 states to 951 states and 4285 transitions. [2019-11-20 03:32:20,598 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 4285 transitions. [2019-11-20 03:32:20,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 03:32:20,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:20,655 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:20,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:20,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4288 states to 953 states and 4288 transitions. [2019-11-20 03:32:20,709 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 4288 transitions. [2019-11-20 03:32:20,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 03:32:20,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:20,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:20,736 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 03:32:20,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:20,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4291 states to 955 states and 4291 transitions. [2019-11-20 03:32:20,754 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 4291 transitions. [2019-11-20 03:32:20,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 03:32:20,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:20,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:20,781 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 03:32:20,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:20,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4292 states to 956 states and 4292 transitions. [2019-11-20 03:32:20,799 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 4292 transitions. [2019-11-20 03:32:20,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 03:32:20,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:20,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:20,854 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:20,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:20,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4295 states to 958 states and 4295 transitions. [2019-11-20 03:32:20,917 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 4295 transitions. [2019-11-20 03:32:20,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 03:32:20,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:20,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:20,975 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:21,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:21,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4299 states to 960 states and 4299 transitions. [2019-11-20 03:32:21,029 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 4299 transitions. [2019-11-20 03:32:21,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 03:32:21,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:21,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:21,055 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:21,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:21,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4302 states to 962 states and 4302 transitions. [2019-11-20 03:32:21,078 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 4302 transitions. [2019-11-20 03:32:21,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 03:32:21,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:21,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:21,097 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:21,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:21,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4306 states to 964 states and 4306 transitions. [2019-11-20 03:32:21,604 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 4306 transitions. [2019-11-20 03:32:21,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 03:32:21,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:21,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:21,659 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:21,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:21,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4307 states to 965 states and 4307 transitions. [2019-11-20 03:32:21,714 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 4307 transitions. [2019-11-20 03:32:21,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 03:32:21,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:21,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:21,731 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:21,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:21,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4308 states to 966 states and 4308 transitions. [2019-11-20 03:32:21,754 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 4308 transitions. [2019-11-20 03:32:21,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 03:32:21,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:21,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:21,770 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:21,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:21,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4311 states to 968 states and 4311 transitions. [2019-11-20 03:32:21,794 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 4311 transitions. [2019-11-20 03:32:21,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:32:21,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:21,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:21,850 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:21,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:21,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4314 states to 970 states and 4314 transitions. [2019-11-20 03:32:21,904 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 4314 transitions. [2019-11-20 03:32:21,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:32:21,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:21,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:22,005 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:22,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:22,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4315 states to 971 states and 4315 transitions. [2019-11-20 03:32:22,091 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 4315 transitions. [2019-11-20 03:32:22,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:32:22,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:22,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:22,119 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:22,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:22,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4319 states to 973 states and 4319 transitions. [2019-11-20 03:32:22,163 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 4319 transitions. [2019-11-20 03:32:22,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:32:22,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:22,181 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 03:32:24,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:24,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4325 states to 976 states and 4325 transitions. [2019-11-20 03:32:24,166 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 4325 transitions. [2019-11-20 03:32:24,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:32:24,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:24,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:24,223 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:24,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:24,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4328 states to 978 states and 4328 transitions. [2019-11-20 03:32:24,278 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 4328 transitions. [2019-11-20 03:32:24,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:32:24,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:24,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:24,334 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:24,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:24,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4331 states to 980 states and 4331 transitions. [2019-11-20 03:32:24,389 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 4331 transitions. [2019-11-20 03:32:24,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:32:24,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:24,417 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 03:32:24,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:24,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4332 states to 981 states and 4332 transitions. [2019-11-20 03:32:24,436 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 4332 transitions. [2019-11-20 03:32:24,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:32:24,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:24,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:24,493 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:24,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:24,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4333 states to 982 states and 4333 transitions. [2019-11-20 03:32:24,548 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 4333 transitions. [2019-11-20 03:32:24,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:32:24,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:24,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:24,566 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:24,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:24,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4336 states to 984 states and 4336 transitions. [2019-11-20 03:32:24,590 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 4336 transitions. [2019-11-20 03:32:24,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:32:24,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:24,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:24,607 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 03:32:25,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:25,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4334 states to 984 states and 4334 transitions. [2019-11-20 03:32:25,234 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 4334 transitions. [2019-11-20 03:32:25,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:32:25,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:25,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:25,324 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:25,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:25,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4337 states to 986 states and 4337 transitions. [2019-11-20 03:32:25,384 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 4337 transitions. [2019-11-20 03:32:25,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:32:25,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:25,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:25,440 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:25,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:25,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4338 states to 987 states and 4338 transitions. [2019-11-20 03:32:25,495 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 4338 transitions. [2019-11-20 03:32:25,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:32:25,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:25,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:25,551 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:25,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:25,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4339 states to 988 states and 4339 transitions. [2019-11-20 03:32:25,606 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 4339 transitions. [2019-11-20 03:32:25,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:32:25,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:25,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:25,624 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:25,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:25,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4342 states to 990 states and 4342 transitions. [2019-11-20 03:32:25,648 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 4342 transitions. [2019-11-20 03:32:25,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:32:25,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:25,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:25,665 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 03:32:26,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:26,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4341 states to 990 states and 4341 transitions. [2019-11-20 03:32:26,249 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 4341 transitions. [2019-11-20 03:32:26,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:32:26,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:26,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:26,268 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:26,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:26,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4342 states to 991 states and 4342 transitions. [2019-11-20 03:32:26,292 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 4342 transitions. [2019-11-20 03:32:26,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:32:26,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:26,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:26,309 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 03:32:26,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:26,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4340 states to 990 states and 4340 transitions. [2019-11-20 03:32:26,904 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 4340 transitions. [2019-11-20 03:32:26,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 03:32:26,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:26,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:27,009 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 12 proven. 44 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:32:27,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:27,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4341 states to 991 states and 4341 transitions. [2019-11-20 03:32:27,470 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 4341 transitions. [2019-11-20 03:32:27,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 03:32:27,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:27,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:27,526 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 12 proven. 44 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 03:32:27,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:27,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4342 states to 992 states and 4342 transitions. [2019-11-20 03:32:27,582 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 4342 transitions. [2019-11-20 03:32:27,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 03:32:27,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:27,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:27,601 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:27,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:27,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4345 states to 994 states and 4345 transitions. [2019-11-20 03:32:27,626 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 4345 transitions. [2019-11-20 03:32:27,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 03:32:27,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:27,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:27,643 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:27,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:27,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4348 states to 996 states and 4348 transitions. [2019-11-20 03:32:27,668 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 4348 transitions. [2019-11-20 03:32:27,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 03:32:27,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:27,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:27,690 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:27,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:27,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4351 states to 998 states and 4351 transitions. [2019-11-20 03:32:27,725 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 4351 transitions. [2019-11-20 03:32:27,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 03:32:27,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:27,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:27,781 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:27,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:27,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4352 states to 999 states and 4352 transitions. [2019-11-20 03:32:27,836 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 4352 transitions. [2019-11-20 03:32:27,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 03:32:27,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:27,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:27,858 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:27,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:27,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4355 states to 1001 states and 4355 transitions. [2019-11-20 03:32:27,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 4355 transitions. [2019-11-20 03:32:27,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 03:32:27,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:27,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:27,940 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:27,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:27,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4356 states to 1002 states and 4356 transitions. [2019-11-20 03:32:27,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 4356 transitions. [2019-11-20 03:32:27,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 03:32:27,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:28,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:28,085 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:28,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:28,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4357 states to 1003 states and 4357 transitions. [2019-11-20 03:32:28,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 4357 transitions. [2019-11-20 03:32:28,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 03:32:28,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:28,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:28,189 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:28,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:28,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4358 states to 1004 states and 4358 transitions. [2019-11-20 03:32:28,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 4358 transitions. [2019-11-20 03:32:28,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 03:32:28,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:28,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:28,304 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:32:28,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:28,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4359 states to 1005 states and 4359 transitions. [2019-11-20 03:32:28,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 4359 transitions. [2019-11-20 03:32:28,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 03:32:28,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:28,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:28,408 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:28,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:28,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4360 states to 1006 states and 4360 transitions. [2019-11-20 03:32:28,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 4360 transitions. [2019-11-20 03:32:28,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 03:32:28,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:28,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:28,466 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:28,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:28,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4361 states to 1007 states and 4361 transitions. [2019-11-20 03:32:28,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 4361 transitions. [2019-11-20 03:32:28,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 03:32:28,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:28,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:28,508 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:28,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:28,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4362 states to 1008 states and 4362 transitions. [2019-11-20 03:32:28,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 4362 transitions. [2019-11-20 03:32:28,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 03:32:28,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:28,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:28,551 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:28,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:28,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4363 states to 1009 states and 4363 transitions. [2019-11-20 03:32:28,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 4363 transitions. [2019-11-20 03:32:28,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 03:32:28,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:28,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:28,751 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:28,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:28,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4364 states to 1010 states and 4364 transitions. [2019-11-20 03:32:28,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 4364 transitions. [2019-11-20 03:32:28,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 03:32:28,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:28,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:28,794 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:28,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:28,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4365 states to 1011 states and 4365 transitions. [2019-11-20 03:32:28,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 4365 transitions. [2019-11-20 03:32:28,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 03:32:28,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:28,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:28,837 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:32:28,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:28,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4366 states to 1012 states and 4366 transitions. [2019-11-20 03:32:28,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 4366 transitions. [2019-11-20 03:32:28,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 03:32:28,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:28,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:28,918 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 44 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 03:32:29,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:29,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4367 states to 1013 states and 4367 transitions. [2019-11-20 03:32:29,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 4367 transitions. [2019-11-20 03:32:29,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 03:32:29,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:29,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:29,037 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 03:32:30,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:30,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4371 states to 1015 states and 4371 transitions. [2019-11-20 03:32:30,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 4371 transitions. [2019-11-20 03:32:30,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 03:32:30,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:30,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:31,303 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 12 proven. 65 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:32:44,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:44,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4475 states to 1062 states and 4475 transitions. [2019-11-20 03:32:44,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 4475 transitions. [2019-11-20 03:32:44,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 03:32:44,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:44,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:44,072 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 12 proven. 65 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:32:44,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:44,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4511 states to 1063 states and 4511 transitions. [2019-11-20 03:32:44,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 4511 transitions. [2019-11-20 03:32:44,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 03:32:44,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:44,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:44,509 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 12 proven. 65 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:32:46,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:46,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4586 states to 1069 states and 4586 transitions. [2019-11-20 03:32:46,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 4586 transitions. [2019-11-20 03:32:46,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 03:32:46,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:46,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:46,342 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 12 proven. 65 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:32:50,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:50,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4636 states to 1079 states and 4636 transitions. [2019-11-20 03:32:50,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 4636 transitions. [2019-11-20 03:32:50,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 03:32:50,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:50,464 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 03:32:51,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:51,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4635 states to 1079 states and 4635 transitions. [2019-11-20 03:32:51,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 4635 transitions. [2019-11-20 03:32:51,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 03:32:51,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:51,945 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 12 proven. 44 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 03:32:52,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:52,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4636 states to 1080 states and 4636 transitions. [2019-11-20 03:32:52,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 4636 transitions. [2019-11-20 03:32:52,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-11-20 03:32:52,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:52,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:52,111 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 44 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 03:32:52,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:52,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4637 states to 1081 states and 4637 transitions. [2019-11-20 03:32:52,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 4637 transitions. [2019-11-20 03:32:52,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 03:32:52,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:52,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:52,198 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 12 proven. 43 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 03:32:52,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:52,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4637 states to 1082 states and 4637 transitions. [2019-11-20 03:32:52,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 4637 transitions. [2019-11-20 03:32:52,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 03:32:52,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:52,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:53,230 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:32:55,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:55,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4710 states to 1095 states and 4710 transitions. [2019-11-20 03:32:55,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 4710 transitions. [2019-11-20 03:32:55,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 03:32:55,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:55,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:55,806 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:32:55,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:55,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4734 states to 1101 states and 4734 transitions. [2019-11-20 03:32:55,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 4734 transitions. [2019-11-20 03:32:55,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 03:32:55,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:55,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:55,873 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 14 proven. 57 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 03:32:57,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:57,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4794 states to 1112 states and 4794 transitions. [2019-11-20 03:32:57,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 4794 transitions. [2019-11-20 03:32:57,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 03:32:57,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:57,725 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 03:32:58,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:58,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4795 states to 1114 states and 4795 transitions. [2019-11-20 03:32:58,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 4795 transitions. [2019-11-20 03:32:58,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 03:32:58,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:58,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:58,435 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-11-20 03:32:59,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:32:59,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4793 states to 1114 states and 4793 transitions. [2019-11-20 03:32:59,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 4793 transitions. [2019-11-20 03:32:59,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 03:32:59,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:32:59,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:32:59,140 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-11-20 03:33:00,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:00,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4794 states to 1115 states and 4794 transitions. [2019-11-20 03:33:00,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 4794 transitions. [2019-11-20 03:33:00,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 03:33:00,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:00,522 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-11-20 03:33:01,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:01,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4792 states to 1114 states and 4792 transitions. [2019-11-20 03:33:01,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 4792 transitions. [2019-11-20 03:33:01,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-11-20 03:33:01,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:01,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:01,211 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 14 proven. 79 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:33:01,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:01,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4797 states to 1118 states and 4797 transitions. [2019-11-20 03:33:01,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 4797 transitions. [2019-11-20 03:33:01,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 03:33:01,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:01,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:02,010 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:33:02,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:02,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4819 states to 1122 states and 4819 transitions. [2019-11-20 03:33:02,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 4819 transitions. [2019-11-20 03:33:02,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 03:33:02,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:02,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:02,071 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-11-20 03:33:05,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:05,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4912 states to 1136 states and 4912 transitions. [2019-11-20 03:33:05,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 4912 transitions. [2019-11-20 03:33:05,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 03:33:05,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:05,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:05,039 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-11-20 03:33:06,752 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2019-11-20 03:33:08,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:08,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4981 states to 1147 states and 4981 transitions. [2019-11-20 03:33:08,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 4981 transitions. [2019-11-20 03:33:08,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 03:33:08,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:08,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:08,281 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2019-11-20 03:33:08,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:08,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5018 states to 1150 states and 5018 transitions. [2019-11-20 03:33:08,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 5018 transitions. [2019-11-20 03:33:08,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 03:33:08,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:08,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:08,948 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 14 proven. 54 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 03:33:11,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:11,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5071 states to 1159 states and 5071 transitions. [2019-11-20 03:33:11,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 5071 transitions. [2019-11-20 03:33:11,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-11-20 03:33:11,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:11,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:11,599 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 54 proven. 4 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 03:33:12,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:12,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5070 states to 1159 states and 5070 transitions. [2019-11-20 03:33:12,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 5070 transitions. [2019-11-20 03:33:12,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-11-20 03:33:12,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:12,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:12,498 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 56 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 03:33:13,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:13,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5069 states to 1159 states and 5069 transitions. [2019-11-20 03:33:13,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 5069 transitions. [2019-11-20 03:33:13,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-11-20 03:33:13,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:13,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:13,891 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 54 proven. 4 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 03:33:14,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:14,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5068 states to 1159 states and 5068 transitions. [2019-11-20 03:33:14,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 5068 transitions. [2019-11-20 03:33:14,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-11-20 03:33:14,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:14,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:14,697 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 56 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 03:33:15,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:15,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5067 states to 1159 states and 5067 transitions. [2019-11-20 03:33:15,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 5067 transitions. [2019-11-20 03:33:15,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 03:33:15,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:15,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:15,691 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 56 proven. 4 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 03:33:15,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:15,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5063 states to 1159 states and 5063 transitions. [2019-11-20 03:33:15,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 5063 transitions. [2019-11-20 03:33:15,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 03:33:15,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:15,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:15,912 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 56 proven. 4 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 03:33:15,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:15,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5062 states to 1159 states and 5062 transitions. [2019-11-20 03:33:15,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 5062 transitions. [2019-11-20 03:33:15,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 03:33:15,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:15,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:16,118 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 55 proven. 4 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 03:33:16,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:16,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5065 states to 1160 states and 5065 transitions. [2019-11-20 03:33:16,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 5065 transitions. [2019-11-20 03:33:16,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 03:33:16,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:16,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:16,965 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 57 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 03:33:17,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:17,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5068 states to 1161 states and 5068 transitions. [2019-11-20 03:33:17,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 5068 transitions. [2019-11-20 03:33:17,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 03:33:17,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:17,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:17,963 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 66 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 03:33:17,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:17,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5065 states to 1161 states and 5065 transitions. [2019-11-20 03:33:17,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 5065 transitions. [2019-11-20 03:33:17,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 03:33:17,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:17,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:18,033 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 57 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 03:33:18,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:18,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5064 states to 1161 states and 5064 transitions. [2019-11-20 03:33:18,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 5064 transitions. [2019-11-20 03:33:18,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 03:33:18,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:18,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:18,240 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 55 proven. 4 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 03:33:18,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:18,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5065 states to 1162 states and 5065 transitions. [2019-11-20 03:33:18,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 5065 transitions. [2019-11-20 03:33:18,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 03:33:18,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:18,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:18,337 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 57 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 03:33:18,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:18,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5066 states to 1163 states and 5066 transitions. [2019-11-20 03:33:18,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 5066 transitions. [2019-11-20 03:33:18,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 03:33:18,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:18,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:18,400 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-11-20 03:33:19,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:19,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5065 states to 1163 states and 5065 transitions. [2019-11-20 03:33:19,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 5065 transitions. [2019-11-20 03:33:19,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 03:33:19,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:19,560 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 03:33:19,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:19,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5066 states to 1164 states and 5066 transitions. [2019-11-20 03:33:19,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 5066 transitions. [2019-11-20 03:33:19,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 03:33:19,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:19,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:19,624 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-11-20 03:33:20,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:20,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5065 states to 1164 states and 5065 transitions. [2019-11-20 03:33:20,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 5065 transitions. [2019-11-20 03:33:20,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 03:33:20,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:20,296 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 55 proven. 4 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 03:33:20,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:20,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5068 states to 1166 states and 5068 transitions. [2019-11-20 03:33:20,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 5068 transitions. [2019-11-20 03:33:20,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 03:33:20,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:20,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:20,500 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 55 proven. 4 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 03:33:20,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:20,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5069 states to 1167 states and 5069 transitions. [2019-11-20 03:33:20,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 5069 transitions. [2019-11-20 03:33:20,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 03:33:20,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:20,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:20,567 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 65 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 03:33:20,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:20,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5072 states to 1169 states and 5072 transitions. [2019-11-20 03:33:20,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 5072 transitions. [2019-11-20 03:33:20,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 03:33:20,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:20,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:20,634 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 65 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 03:33:20,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:20,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5073 states to 1170 states and 5073 transitions. [2019-11-20 03:33:20,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 5073 transitions. [2019-11-20 03:33:20,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 03:33:20,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:20,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:20,840 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 55 proven. 4 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 03:33:20,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:20,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5074 states to 1171 states and 5074 transitions. [2019-11-20 03:33:20,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 5074 transitions. [2019-11-20 03:33:20,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 03:33:20,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:20,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:20,883 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-11-20 03:33:21,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:21,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5077 states to 1172 states and 5077 transitions. [2019-11-20 03:33:21,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 5077 transitions. [2019-11-20 03:33:21,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 03:33:21,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:21,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:21,918 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-11-20 03:33:21,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:21,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5078 states to 1173 states and 5078 transitions. [2019-11-20 03:33:21,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 5078 transitions. [2019-11-20 03:33:21,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 03:33:21,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:21,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:21,983 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 03:33:22,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:22,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5079 states to 1174 states and 5079 transitions. [2019-11-20 03:33:22,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 5079 transitions. [2019-11-20 03:33:22,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 03:33:22,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:22,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:22,073 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-11-20 03:33:22,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:22,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5078 states to 1174 states and 5078 transitions. [2019-11-20 03:33:22,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 5078 transitions. [2019-11-20 03:33:22,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 03:33:22,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:22,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:22,184 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 03:33:22,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:22,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5081 states to 1176 states and 5081 transitions. [2019-11-20 03:33:22,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 5081 transitions. [2019-11-20 03:33:22,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 03:33:22,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:22,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:22,302 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 65 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2019-11-20 03:33:22,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:22,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5082 states to 1177 states and 5082 transitions. [2019-11-20 03:33:22,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 5082 transitions. [2019-11-20 03:33:22,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 03:33:22,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:22,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:22,345 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-11-20 03:33:22,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:22,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5083 states to 1178 states and 5083 transitions. [2019-11-20 03:33:22,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 5083 transitions. [2019-11-20 03:33:22,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 03:33:22,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:22,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:22,928 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-11-20 03:33:22,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:22,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5084 states to 1179 states and 5084 transitions. [2019-11-20 03:33:22,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 5084 transitions. [2019-11-20 03:33:22,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 03:33:22,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:22,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:22,990 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-11-20 03:33:23,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:23,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5085 states to 1180 states and 5085 transitions. [2019-11-20 03:33:23,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 5085 transitions. [2019-11-20 03:33:23,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 03:33:23,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:23,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:23,040 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-11-20 03:33:23,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:23,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5087 states to 1181 states and 5087 transitions. [2019-11-20 03:33:23,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 5087 transitions. [2019-11-20 03:33:23,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 03:33:23,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:23,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:23,728 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-11-20 03:33:25,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:25,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5123 states to 1184 states and 5123 transitions. [2019-11-20 03:33:25,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 5123 transitions. [2019-11-20 03:33:25,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 03:33:25,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:25,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:25,213 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 03:33:25,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:25,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5126 states to 1186 states and 5126 transitions. [2019-11-20 03:33:25,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 5126 transitions. [2019-11-20 03:33:25,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 03:33:25,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:25,306 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2019-11-20 03:33:26,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:26,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5100 states to 1186 states and 5100 transitions. [2019-11-20 03:33:26,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 5100 transitions. [2019-11-20 03:33:26,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 03:33:26,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:26,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:26,247 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 03:33:26,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:26,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5103 states to 1188 states and 5103 transitions. [2019-11-20 03:33:26,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 5103 transitions. [2019-11-20 03:33:26,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 03:33:26,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:26,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:26,360 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 03:33:26,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:26,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5106 states to 1190 states and 5106 transitions. [2019-11-20 03:33:26,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 5106 transitions. [2019-11-20 03:33:26,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 03:33:26,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:26,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:26,462 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 03:33:26,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:26,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5109 states to 1192 states and 5109 transitions. [2019-11-20 03:33:26,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 5109 transitions. [2019-11-20 03:33:26,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 03:33:26,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:26,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:26,592 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 03:33:26,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:26,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5112 states to 1194 states and 5112 transitions. [2019-11-20 03:33:26,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 5112 transitions. [2019-11-20 03:33:26,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 03:33:26,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:26,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:26,653 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 03:33:26,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:26,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5115 states to 1196 states and 5115 transitions. [2019-11-20 03:33:26,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 5115 transitions. [2019-11-20 03:33:26,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 03:33:26,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:26,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:26,731 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-11-20 03:33:26,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:26,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5107 states to 1196 states and 5107 transitions. [2019-11-20 03:33:26,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 5107 transitions. [2019-11-20 03:33:26,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 03:33:26,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:26,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:26,921 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 03:33:26,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:26,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5110 states to 1198 states and 5110 transitions. [2019-11-20 03:33:26,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 5110 transitions. [2019-11-20 03:33:26,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 03:33:26,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:27,030 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 03:33:27,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:27,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5111 states to 1199 states and 5111 transitions. [2019-11-20 03:33:27,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 5111 transitions. [2019-11-20 03:33:27,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 03:33:27,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:27,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:27,134 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 03:33:27,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:27,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5119 states to 1201 states and 5119 transitions. [2019-11-20 03:33:27,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 5119 transitions. [2019-11-20 03:33:27,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 03:33:27,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:27,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:27,995 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 03:33:28,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:28,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5122 states to 1203 states and 5122 transitions. [2019-11-20 03:33:28,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 5122 transitions. [2019-11-20 03:33:28,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 03:33:28,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:28,046 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-11-20 03:33:28,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:28,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5097 states to 1203 states and 5097 transitions. [2019-11-20 03:33:28,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 5097 transitions. [2019-11-20 03:33:28,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 03:33:28,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:28,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:28,623 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 03:33:28,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:28,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5102 states to 1204 states and 5102 transitions. [2019-11-20 03:33:28,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 5102 transitions. [2019-11-20 03:33:28,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 03:33:28,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:28,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:28,719 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 03:33:28,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:28,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5105 states to 1206 states and 5105 transitions. [2019-11-20 03:33:28,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 5105 transitions. [2019-11-20 03:33:28,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 03:33:28,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:28,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:28,776 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 03:33:28,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:28,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5106 states to 1207 states and 5106 transitions. [2019-11-20 03:33:28,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 5106 transitions. [2019-11-20 03:33:28,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 03:33:28,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:28,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:28,872 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 03:33:28,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:28,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5109 states to 1209 states and 5109 transitions. [2019-11-20 03:33:28,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 5109 transitions. [2019-11-20 03:33:28,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 03:33:28,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:28,927 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 03:33:29,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:29,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5116 states to 1211 states and 5116 transitions. [2019-11-20 03:33:29,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 5116 transitions. [2019-11-20 03:33:29,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 03:33:29,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:29,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:29,334 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 03:33:29,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:29,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5120 states to 1212 states and 5120 transitions. [2019-11-20 03:33:29,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 5120 transitions. [2019-11-20 03:33:29,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 03:33:29,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:29,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:29,392 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 03:33:29,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:29,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5125 states to 1213 states and 5125 transitions. [2019-11-20 03:33:29,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 5125 transitions. [2019-11-20 03:33:29,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 03:33:29,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:29,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:29,578 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2019-11-20 03:33:31,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:31,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5124 states to 1213 states and 5124 transitions. [2019-11-20 03:33:31,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 5124 transitions. [2019-11-20 03:33:31,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 03:33:31,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:31,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:31,168 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 03:33:31,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:31,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5125 states to 1214 states and 5125 transitions. [2019-11-20 03:33:31,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 5125 transitions. [2019-11-20 03:33:31,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 03:33:31,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:31,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:31,237 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-11-20 03:33:31,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:31,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5128 states to 1216 states and 5128 transitions. [2019-11-20 03:33:31,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 5128 transitions. [2019-11-20 03:33:31,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 03:33:31,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:31,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:31,409 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 03:33:31,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:31,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5129 states to 1217 states and 5129 transitions. [2019-11-20 03:33:31,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 5129 transitions. [2019-11-20 03:33:31,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 03:33:31,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:31,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:31,462 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2019-11-20 03:33:31,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:31,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5118 states to 1217 states and 5118 transitions. [2019-11-20 03:33:31,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 5118 transitions. [2019-11-20 03:33:31,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 03:33:31,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:31,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:31,723 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-11-20 03:33:31,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:31,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5119 states to 1218 states and 5119 transitions. [2019-11-20 03:33:31,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 5119 transitions. [2019-11-20 03:33:31,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 03:33:31,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:31,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:31,832 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 03:33:31,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:31,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5123 states to 1219 states and 5123 transitions. [2019-11-20 03:33:31,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 5123 transitions. [2019-11-20 03:33:31,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 03:33:31,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:31,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:31,886 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-11-20 03:33:31,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:31,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5124 states to 1220 states and 5124 transitions. [2019-11-20 03:33:31,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 5124 transitions. [2019-11-20 03:33:31,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 03:33:31,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:32,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:32,239 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 16 proven. 75 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2019-11-20 03:33:34,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:34,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5173 states to 1232 states and 5173 transitions. [2019-11-20 03:33:34,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 5173 transitions. [2019-11-20 03:33:34,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-20 03:33:34,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:34,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:34,305 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 94 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-11-20 03:33:34,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:34,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5174 states to 1233 states and 5174 transitions. [2019-11-20 03:33:34,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 5174 transitions. [2019-11-20 03:33:34,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-20 03:33:34,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:34,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:34,475 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 18 proven. 94 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-11-20 03:33:34,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:34,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5177 states to 1235 states and 5177 transitions. [2019-11-20 03:33:34,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 5177 transitions. [2019-11-20 03:33:34,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 03:33:34,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:34,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:34,683 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 18 proven. 94 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-11-20 03:33:34,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:34,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5180 states to 1237 states and 5180 transitions. [2019-11-20 03:33:34,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 5180 transitions. [2019-11-20 03:33:34,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-20 03:33:34,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:34,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:34,852 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 18 proven. 94 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-11-20 03:33:34,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:34,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5183 states to 1239 states and 5183 transitions. [2019-11-20 03:33:34,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 5183 transitions. [2019-11-20 03:33:34,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-20 03:33:34,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:34,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:35,022 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 18 proven. 94 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-11-20 03:33:35,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:35,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5184 states to 1240 states and 5184 transitions. [2019-11-20 03:33:35,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 5184 transitions. [2019-11-20 03:33:35,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 03:33:35,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:33:35,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:33:35,196 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 18 proven. 94 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-11-20 03:33:35,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:33:35,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 318 states and 543 transitions. [2019-11-20 03:33:35,278 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 543 transitions. [2019-11-20 03:33:35,279 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 03:33:35,279 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 450 iterations. [2019-11-20 03:33:35,287 INFO L765 CodeCheckObserver]: All specifications hold 42 specifications checked. All of them hold [2019-11-20 03:33:35,435 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 31 [2019-11-20 03:33:36,306 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 31 [2019-11-20 03:33:37,572 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 54 [2019-11-20 03:33:37,807 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 28 [2019-11-20 03:33:38,195 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 55 [2019-11-20 03:33:38,384 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:33:38,387 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:33:38,387 INFO L569 CodeCheckObserver]: Invariant with dag size 28 [2019-11-20 03:33:38,395 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-11-20 03:33:38,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 03:33:38 ImpRootNode [2019-11-20 03:33:38,396 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 03:33:38,396 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 03:33:38,396 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 03:33:38,397 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 03:33:38,397 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:29:56" (3/4) ... [2019-11-20 03:33:38,400 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 03:33:38,415 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 03:33:38,415 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 03:33:38,448 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8952fd67-da54-4c1e-84b7-f3c5afaf2716/bin/ukojak/witness.graphml [2019-11-20 03:33:38,448 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 03:33:38,450 INFO L168 Benchmark]: Toolchain (without parser) took 223519.50 ms. Allocated memory was 1.0 GB in the beginning and 3.4 GB in the end (delta: 2.4 GB). Free memory was 944.6 MB in the beginning and 1.6 GB in the end (delta: -612.0 MB). Peak memory consumption was 1.8 GB. Max. memory is 11.5 GB. [2019-11-20 03:33:38,450 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:33:38,451 INFO L168 Benchmark]: CACSL2BoogieTranslator took 442.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 944.6 MB in the beginning and 1.2 GB in the end (delta: -213.3 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2019-11-20 03:33:38,451 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-20 03:33:38,451 INFO L168 Benchmark]: Boogie Preprocessor took 61.34 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:33:38,452 INFO L168 Benchmark]: RCFGBuilder took 955.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. [2019-11-20 03:33:38,452 INFO L168 Benchmark]: CodeCheck took 221905.95 ms. Allocated memory was 1.2 GB in the beginning and 3.4 GB in the end (delta: 2.2 GB). Free memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: -491.4 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2019-11-20 03:33:38,453 INFO L168 Benchmark]: Witness Printer took 52.36 ms. Allocated memory is still 3.4 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2019-11-20 03:33:38,455 INFO L335 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. Result: SAFE, OverallTime: 218.7s, OverallIterations: 450, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -1035992864 SDtfs, -366112920 SDslu, 1271863908 SDs, 0 SdLazy, 554578944 SolverSat, 589056 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1029.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 535382 GetRequests, 524203 SyntacticMatches, 9707 SemanticMatches, 1472 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1711896 ImplicationChecksByTransitivity, 196.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 23.7s InterpolantComputationTime, 28465 NumberOfCodeBlocks, 28465 NumberOfCodeBlocksAsserted, 449 NumberOfCheckSat, 28016 ConstructedInterpolants, 0 QuantifiedInterpolants, 4400849 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 449 InterpolantComputations, 279 PerfectInterpolantSequences, 20391/24810 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: 292]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 386]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 186]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 450]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 486]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 86]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 424]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 434]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 150]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 334]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 534]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 134]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 234]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 250]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 350]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 550]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 76]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 286]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 76]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 292]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 556]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 76]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 424]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 450]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 386]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 86]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 234]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 434]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 424]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 150]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 186]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 134]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 424]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 350]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 486]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 250]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 286]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 334]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 76]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 556]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 550]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 534]: 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: 14]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: (((q == 0 || (((0 <= this_buffer_empty && this_buffer_empty < 1) && 5 == q) && 0 <= this_expect + 2147483646)) || (((0 <= this_buffer_empty && q == 3) && this_buffer_empty < 1) && 0 <= this_expect + 2147483646)) || (((this_buffer_empty <= 1 && q == 4) && 1 <= this_buffer_empty) && 0 <= this_expect + 2147483647)) || (((this_buffer_empty <= 1 && 1 <= this_buffer_empty) && 1 == q) && 0 <= this_expect + 2147483647) - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: q == 0 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 442.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 944.6 MB in the beginning and 1.2 GB in the end (delta: -213.3 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 98.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 61.34 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 955.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. * CodeCheck took 221905.95 ms. Allocated memory was 1.2 GB in the beginning and 3.4 GB in the end (delta: 2.2 GB). Free memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: -491.4 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. * Witness Printer took 52.36 ms. Allocated memory is still 3.4 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...