./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label09.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_7746e02b-b804-4630-bc64-6a86fe17658e/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7746e02b-b804-4630-bc64-6a86fe17658e/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7746e02b-b804-4630-bc64-6a86fe17658e/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7746e02b-b804-4630-bc64-6a86fe17658e/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label09.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7746e02b-b804-4630-bc64-6a86fe17658e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7746e02b-b804-4630-bc64-6a86fe17658e/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c896360830ff8b0574c029e3cde358b7dc7cde03 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 04:44:56,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 04:44:56,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 04:44:56,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 04:44:56,660 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 04:44:56,661 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 04:44:56,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 04:44:56,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 04:44:56,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 04:44:56,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 04:44:56,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 04:44:56,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 04:44:56,681 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 04:44:56,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 04:44:56,684 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 04:44:56,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 04:44:56,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 04:44:56,686 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 04:44:56,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 04:44:56,692 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 04:44:56,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 04:44:56,697 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 04:44:56,699 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 04:44:56,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 04:44:56,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 04:44:56,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 04:44:56,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 04:44:56,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 04:44:56,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 04:44:56,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 04:44:56,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 04:44:56,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 04:44:56,706 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 04:44:56,706 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 04:44:56,707 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 04:44:56,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 04:44:56,708 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 04:44:56,708 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 04:44:56,708 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 04:44:56,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 04:44:56,710 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 04:44:56,711 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7746e02b-b804-4630-bc64-6a86fe17658e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 04:44:56,734 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 04:44:56,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 04:44:56,735 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 04:44:56,735 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 04:44:56,736 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 04:44:56,736 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 04:44:56,736 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 04:44:56,736 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 04:44:56,737 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 04:44:56,737 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 04:44:56,737 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 04:44:56,737 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 04:44:56,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 04:44:56,737 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 04:44:56,738 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 04:44:56,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 04:44:56,738 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 04:44:56,738 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 04:44:56,738 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 04:44:56,738 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 04:44:56,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 04:44:56,739 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 04:44:56,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 04:44:56,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 04:44:56,739 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 04:44:56,739 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 04:44:56,740 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 04:44:56,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 04:44:56,740 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 04:44:56,740 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_7746e02b-b804-4630-bc64-6a86fe17658e/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c896360830ff8b0574c029e3cde358b7dc7cde03 [2019-11-20 04:44:56,908 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 04:44:56,923 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 04:44:56,926 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 04:44:56,927 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 04:44:56,928 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 04:44:56,929 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7746e02b-b804-4630-bc64-6a86fe17658e/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label09.c [2019-11-20 04:44:56,986 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7746e02b-b804-4630-bc64-6a86fe17658e/bin/ukojak/data/49a7c3d91/22d19891e8b04514b363a81944732e45/FLAGb6d29b85c [2019-11-20 04:44:57,493 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 04:44:57,493 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7746e02b-b804-4630-bc64-6a86fe17658e/sv-benchmarks/c/eca-rers2012/Problem02_label09.c [2019-11-20 04:44:57,506 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7746e02b-b804-4630-bc64-6a86fe17658e/bin/ukojak/data/49a7c3d91/22d19891e8b04514b363a81944732e45/FLAGb6d29b85c [2019-11-20 04:44:57,811 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7746e02b-b804-4630-bc64-6a86fe17658e/bin/ukojak/data/49a7c3d91/22d19891e8b04514b363a81944732e45 [2019-11-20 04:44:57,814 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 04:44:57,815 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 04:44:57,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 04:44:57,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 04:44:57,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 04:44:57,820 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:44:57" (1/1) ... [2019-11-20 04:44:57,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d9c4f1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:57, skipping insertion in model container [2019-11-20 04:44:57,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:44:57" (1/1) ... [2019-11-20 04:44:57,828 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 04:44:57,897 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 04:44:58,361 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:44:58,367 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 04:44:58,481 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:44:58,495 INFO L192 MainTranslator]: Completed translation [2019-11-20 04:44:58,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:58 WrapperNode [2019-11-20 04:44:58,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 04:44:58,496 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 04:44:58,496 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 04:44:58,496 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 04:44:58,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:58" (1/1) ... [2019-11-20 04:44:58,520 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:58" (1/1) ... [2019-11-20 04:44:58,566 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 04:44:58,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 04:44:58,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 04:44:58,566 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 04:44:58,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:58" (1/1) ... [2019-11-20 04:44:58,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:58" (1/1) ... [2019-11-20 04:44:58,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:58" (1/1) ... [2019-11-20 04:44:58,579 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:58" (1/1) ... [2019-11-20 04:44:58,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:58" (1/1) ... [2019-11-20 04:44:58,606 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:58" (1/1) ... [2019-11-20 04:44:58,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:58" (1/1) ... [2019-11-20 04:44:58,630 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 04:44:58,631 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 04:44:58,631 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 04:44:58,631 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 04:44:58,632 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:44:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7746e02b-b804-4630-bc64-6a86fe17658e/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 04:44:58,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 04:44:58,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 04:45:00,961 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 04:45:00,962 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 04:45:00,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:45:00 BoogieIcfgContainer [2019-11-20 04:45:00,963 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 04:45:00,963 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 04:45:00,963 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 04:45:00,973 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 04:45:00,974 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:45:00" (1/1) ... [2019-11-20 04:45:00,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:45:01,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:01,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2019-11-20 04:45:01,025 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2019-11-20 04:45:01,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 04:45:01,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:01,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:01,365 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 04:45:02,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:02,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 163 states and 242 transitions. [2019-11-20 04:45:02,081 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2019-11-20 04:45:02,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 04:45:02,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:02,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:02,243 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 04:45:03,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:03,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 245 states and 331 transitions. [2019-11-20 04:45:03,031 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 331 transitions. [2019-11-20 04:45:03,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 04:45:03,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:03,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:03,068 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:03,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:03,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 251 states and 337 transitions. [2019-11-20 04:45:03,173 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 337 transitions. [2019-11-20 04:45:03,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 04:45:03,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:03,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:03,206 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:03,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:03,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 254 states and 340 transitions. [2019-11-20 04:45:03,246 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 340 transitions. [2019-11-20 04:45:03,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 04:45:03,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:03,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:03,310 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:03,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:03,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 256 states and 342 transitions. [2019-11-20 04:45:03,354 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 342 transitions. [2019-11-20 04:45:03,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-11-20 04:45:03,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:03,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:03,447 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:03,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:03,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 273 states and 367 transitions. [2019-11-20 04:45:03,805 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 367 transitions. [2019-11-20 04:45:03,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 04:45:03,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:03,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:03,935 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:04,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:04,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 291 states and 395 transitions. [2019-11-20 04:45:04,837 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 395 transitions. [2019-11-20 04:45:04,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 04:45:04,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:04,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:04,926 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:05,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:05,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 294 states and 400 transitions. [2019-11-20 04:45:05,065 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 400 transitions. [2019-11-20 04:45:05,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 04:45:05,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:05,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:05,232 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 04:45:06,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:06,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 316 states and 432 transitions. [2019-11-20 04:45:06,053 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 432 transitions. [2019-11-20 04:45:06,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 04:45:06,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:06,088 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:06,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:06,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 320 states and 440 transitions. [2019-11-20 04:45:06,553 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 440 transitions. [2019-11-20 04:45:06,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 04:45:06,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:06,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:06,582 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:06,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:06,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 323 states and 443 transitions. [2019-11-20 04:45:06,754 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 443 transitions. [2019-11-20 04:45:06,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 04:45:06,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:06,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:06,796 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:07,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:07,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 327 states and 448 transitions. [2019-11-20 04:45:07,119 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 448 transitions. [2019-11-20 04:45:07,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 04:45:07,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:07,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:07,216 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:08,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:08,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 350 states and 480 transitions. [2019-11-20 04:45:08,186 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 480 transitions. [2019-11-20 04:45:08,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 04:45:08,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:08,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:08,214 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:08,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:08,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 361 states and 494 transitions. [2019-11-20 04:45:08,707 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 494 transitions. [2019-11-20 04:45:08,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 04:45:08,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:08,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:08,956 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:45:09,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:09,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 440 states and 578 transitions. [2019-11-20 04:45:09,971 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 578 transitions. [2019-11-20 04:45:09,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 04:45:09,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:09,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:10,018 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:10,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:10,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 444 states and 583 transitions. [2019-11-20 04:45:10,412 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 583 transitions. [2019-11-20 04:45:10,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 04:45:10,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:10,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:10,513 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:11,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:11,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 466 states and 614 transitions. [2019-11-20 04:45:11,860 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 614 transitions. [2019-11-20 04:45:11,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 04:45:11,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:11,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:11,943 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:12,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:12,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 469 states and 617 transitions. [2019-11-20 04:45:12,224 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 617 transitions. [2019-11-20 04:45:12,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 04:45:12,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:12,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:12,314 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:12,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:12,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 472 states and 620 transitions. [2019-11-20 04:45:12,649 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 620 transitions. [2019-11-20 04:45:12,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 04:45:12,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:12,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:12,776 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:13,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:13,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 475 states and 623 transitions. [2019-11-20 04:45:13,034 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 623 transitions. [2019-11-20 04:45:13,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 04:45:13,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:13,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:13,067 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 04:45:13,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:13,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 482 states and 631 transitions. [2019-11-20 04:45:13,844 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 631 transitions. [2019-11-20 04:45:13,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 04:45:13,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:13,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:13,879 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:13,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:13,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 488 states and 638 transitions. [2019-11-20 04:45:13,926 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 638 transitions. [2019-11-20 04:45:13,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-11-20 04:45:13,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:13,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:13,975 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:45:14,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:14,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 491 states and 642 transitions. [2019-11-20 04:45:14,284 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 642 transitions. [2019-11-20 04:45:14,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-11-20 04:45:14,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:14,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:14,328 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:45:14,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:14,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 499 states and 649 transitions. [2019-11-20 04:45:14,512 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 649 transitions. [2019-11-20 04:45:14,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 04:45:14,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:14,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:14,691 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:45:15,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:15,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 509 states and 666 transitions. [2019-11-20 04:45:15,314 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 666 transitions. [2019-11-20 04:45:15,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 04:45:15,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:15,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:15,431 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:45:15,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:15,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 512 states and 671 transitions. [2019-11-20 04:45:15,660 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 671 transitions. [2019-11-20 04:45:15,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 04:45:15,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:15,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:15,760 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:45:15,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:15,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 515 states and 674 transitions. [2019-11-20 04:45:15,794 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 674 transitions. [2019-11-20 04:45:15,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 04:45:15,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:15,832 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:45:16,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:16,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 519 states and 679 transitions. [2019-11-20 04:45:16,204 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 679 transitions. [2019-11-20 04:45:16,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 04:45:16,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:16,464 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:45:17,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:17,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 529 states and 693 transitions. [2019-11-20 04:45:17,212 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 693 transitions. [2019-11-20 04:45:17,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-11-20 04:45:17,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:17,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:17,235 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:45:17,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:17,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 530 states and 694 transitions. [2019-11-20 04:45:17,382 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 694 transitions. [2019-11-20 04:45:17,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-11-20 04:45:17,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:17,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:17,418 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:17,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:17,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 549 states and 714 transitions. [2019-11-20 04:45:17,559 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 714 transitions. [2019-11-20 04:45:17,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-20 04:45:17,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:17,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:17,812 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:45:18,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:18,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 555 states and 721 transitions. [2019-11-20 04:45:18,443 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 721 transitions. [2019-11-20 04:45:18,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-20 04:45:18,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:18,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:18,492 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:18,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:18,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 557 states and 723 transitions. [2019-11-20 04:45:18,519 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 723 transitions. [2019-11-20 04:45:18,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 04:45:18,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:18,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:18,605 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:45:19,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:19,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 566 states and 733 transitions. [2019-11-20 04:45:19,067 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 733 transitions. [2019-11-20 04:45:19,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 04:45:19,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:19,551 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:45:22,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:22,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 606 states and 789 transitions. [2019-11-20 04:45:22,083 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 789 transitions. [2019-11-20 04:45:22,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 04:45:22,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:22,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:22,181 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:45:22,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:22,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 609 states and 792 transitions. [2019-11-20 04:45:22,464 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 792 transitions. [2019-11-20 04:45:22,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-20 04:45:22,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:22,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:22,499 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:22,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:22,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 613 states and 799 transitions. [2019-11-20 04:45:22,950 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 799 transitions. [2019-11-20 04:45:22,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-20 04:45:22,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:22,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:22,983 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:23,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:23,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 616 states and 803 transitions. [2019-11-20 04:45:23,264 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 803 transitions. [2019-11-20 04:45:23,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 04:45:23,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:23,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:23,360 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:45:23,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:23,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 622 states and 808 transitions. [2019-11-20 04:45:23,600 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 808 transitions. [2019-11-20 04:45:23,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 04:45:23,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:23,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:23,645 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:45:23,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:23,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 628 states and 813 transitions. [2019-11-20 04:45:23,865 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 813 transitions. [2019-11-20 04:45:23,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-11-20 04:45:23,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:23,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:23,910 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 04:45:24,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:24,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 629 states and 813 transitions. [2019-11-20 04:45:24,082 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 813 transitions. [2019-11-20 04:45:24,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-20 04:45:24,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:24,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:24,117 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:45:24,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:24,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 636 states and 820 transitions. [2019-11-20 04:45:24,429 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 820 transitions. [2019-11-20 04:45:24,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-20 04:45:24,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:24,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:24,468 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:25,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:25,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 661 states and 848 transitions. [2019-11-20 04:45:25,542 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 848 transitions. [2019-11-20 04:45:25,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-20 04:45:25,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:25,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:25,583 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 04:45:25,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:25,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 666 states and 853 transitions. [2019-11-20 04:45:25,901 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 853 transitions. [2019-11-20 04:45:25,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-11-20 04:45:25,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:25,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:26,024 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 04:45:26,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:26,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 667 states and 854 transitions. [2019-11-20 04:45:26,047 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 854 transitions. [2019-11-20 04:45:26,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2019-11-20 04:45:26,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:26,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:26,114 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 04:45:27,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:27,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 686 states and 876 transitions. [2019-11-20 04:45:27,629 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 876 transitions. [2019-11-20 04:45:27,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 04:45:27,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:27,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:27,709 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 04:45:27,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:27,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 687 states and 877 transitions. [2019-11-20 04:45:27,782 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 877 transitions. [2019-11-20 04:45:27,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-11-20 04:45:27,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:27,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:27,819 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 04:45:27,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:27,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 704 states and 894 transitions. [2019-11-20 04:45:27,914 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 894 transitions. [2019-11-20 04:45:27,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2019-11-20 04:45:27,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:27,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:29,135 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:33,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:33,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 763 states and 957 transitions. [2019-11-20 04:45:33,505 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 957 transitions. [2019-11-20 04:45:33,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-11-20 04:45:33,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:33,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:33,591 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 04:45:33,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:33,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 765 states and 958 transitions. [2019-11-20 04:45:33,865 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 958 transitions. [2019-11-20 04:45:33,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-11-20 04:45:33,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:33,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:33,959 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:35,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:35,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 780 states and 976 transitions. [2019-11-20 04:45:35,300 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 976 transitions. [2019-11-20 04:45:35,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-20 04:45:35,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:35,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:35,509 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:45:35,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:35,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 782 states and 978 transitions. [2019-11-20 04:45:35,805 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 978 transitions. [2019-11-20 04:45:35,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-20 04:45:35,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:35,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:36,351 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:42,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:42,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 847 states and 1058 transitions. [2019-11-20 04:45:42,544 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1058 transitions. [2019-11-20 04:45:42,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-20 04:45:42,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:42,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:42,626 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:43,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:43,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 850 states and 1061 transitions. [2019-11-20 04:45:43,011 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1061 transitions. [2019-11-20 04:45:43,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-20 04:45:43,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:43,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:43,097 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:43,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:43,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 853 states and 1064 transitions. [2019-11-20 04:45:43,561 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1064 transitions. [2019-11-20 04:45:43,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-20 04:45:43,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:43,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:43,640 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:44,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:44,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 856 states and 1067 transitions. [2019-11-20 04:45:44,005 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1067 transitions. [2019-11-20 04:45:44,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-20 04:45:44,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:44,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:44,075 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:45,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:45,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 868 states and 1084 transitions. [2019-11-20 04:45:45,486 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1084 transitions. [2019-11-20 04:45:45,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-20 04:45:45,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:45,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:45,532 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 04:45:45,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:45,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 869 states and 1084 transitions. [2019-11-20 04:45:45,748 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1084 transitions. [2019-11-20 04:45:45,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-20 04:45:45,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:45,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:45,797 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:46,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:46,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 876 states and 1094 transitions. [2019-11-20 04:45:46,510 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1094 transitions. [2019-11-20 04:45:46,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-20 04:45:46,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:46,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:46,790 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:47,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:47,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 901 states and 1122 transitions. [2019-11-20 04:45:47,670 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1122 transitions. [2019-11-20 04:45:47,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 04:45:47,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:47,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:48,208 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:50,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:50,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 938 states and 1165 transitions. [2019-11-20 04:45:50,975 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1165 transitions. [2019-11-20 04:45:50,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 04:45:50,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:50,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:51,178 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:51,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:51,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 952 states and 1179 transitions. [2019-11-20 04:45:51,599 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1179 transitions. [2019-11-20 04:45:51,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 04:45:51,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:51,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:51,845 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:53,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:53,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 965 states and 1192 transitions. [2019-11-20 04:45:53,114 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1192 transitions. [2019-11-20 04:45:53,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 04:45:53,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:53,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:53,343 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:54,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:54,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 983 states and 1210 transitions. [2019-11-20 04:45:54,026 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1210 transitions. [2019-11-20 04:45:54,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 04:45:54,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:54,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:54,134 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:55,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:55,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 1013 states and 1243 transitions. [2019-11-20 04:45:55,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1243 transitions. [2019-11-20 04:45:55,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 04:45:55,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:56,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:56,174 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:45:57,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:57,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 1015 states and 1244 transitions. [2019-11-20 04:45:57,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1244 transitions. [2019-11-20 04:45:57,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 04:45:57,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:57,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:57,177 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 04:45:58,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:58,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 1034 states and 1263 transitions. [2019-11-20 04:45:58,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1263 transitions. [2019-11-20 04:45:58,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 04:45:58,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:58,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:58,851 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 04:45:59,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:59,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 1035 states and 1263 transitions. [2019-11-20 04:45:59,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1263 transitions. [2019-11-20 04:45:59,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 04:45:59,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:59,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:59,200 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-11-20 04:45:59,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:45:59,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 1040 states and 1272 transitions. [2019-11-20 04:45:59,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1272 transitions. [2019-11-20 04:45:59,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-11-20 04:45:59,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:45:59,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:45:59,782 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 04:46:00,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:00,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1042 states and 1274 transitions. [2019-11-20 04:46:00,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1274 transitions. [2019-11-20 04:46:00,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-11-20 04:46:00,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:00,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:00,646 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:46:03,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:03,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1061 states and 1299 transitions. [2019-11-20 04:46:03,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1299 transitions. [2019-11-20 04:46:03,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-11-20 04:46:03,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:03,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:03,681 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:46:04,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:04,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 1064 states and 1302 transitions. [2019-11-20 04:46:04,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1302 transitions. [2019-11-20 04:46:04,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-20 04:46:04,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:04,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:04,251 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 04:46:05,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:05,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 1076 states and 1313 transitions. [2019-11-20 04:46:05,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1313 transitions. [2019-11-20 04:46:05,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-11-20 04:46:05,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:05,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:05,278 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 04:46:05,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:05,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 1078 states and 1316 transitions. [2019-11-20 04:46:05,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1316 transitions. [2019-11-20 04:46:05,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-11-20 04:46:05,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:05,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:05,694 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 04:46:05,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:05,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1098 states and 1335 transitions. [2019-11-20 04:46:05,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1335 transitions. [2019-11-20 04:46:05,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-11-20 04:46:05,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:05,999 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 04:46:06,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:06,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 1104 states and 1340 transitions. [2019-11-20 04:46:06,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1340 transitions. [2019-11-20 04:46:06,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-20 04:46:06,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:06,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:06,162 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 04:46:08,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:08,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1134 states and 1370 transitions. [2019-11-20 04:46:08,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1370 transitions. [2019-11-20 04:46:08,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-20 04:46:08,687 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:08,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:08,753 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 114 proven. 5 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-11-20 04:46:08,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:08,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1153 states and 1391 transitions. [2019-11-20 04:46:08,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1391 transitions. [2019-11-20 04:46:08,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-20 04:46:08,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:08,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:09,032 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:46:09,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:09,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1157 states and 1395 transitions. [2019-11-20 04:46:09,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1395 transitions. [2019-11-20 04:46:09,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 04:46:09,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:09,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:09,714 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 04:46:10,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:10,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 1163 states and 1403 transitions. [2019-11-20 04:46:10,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1403 transitions. [2019-11-20 04:46:10,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 04:46:10,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:10,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:10,570 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 04:46:10,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:10,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1166 states and 1407 transitions. [2019-11-20 04:46:10,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1407 transitions. [2019-11-20 04:46:10,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-11-20 04:46:10,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:10,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:10,972 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 04:46:11,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:11,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 1196 states and 1437 transitions. [2019-11-20 04:46:11,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1437 transitions. [2019-11-20 04:46:11,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-11-20 04:46:11,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:11,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:11,499 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 108 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 04:46:11,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:11,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1213 states and 1456 transitions. [2019-11-20 04:46:11,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1456 transitions. [2019-11-20 04:46:11,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-11-20 04:46:11,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:11,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:11,991 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 04:46:12,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:12,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 1218 states and 1463 transitions. [2019-11-20 04:46:12,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1463 transitions. [2019-11-20 04:46:12,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-11-20 04:46:12,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:12,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:12,572 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 04:46:13,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:13,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1223 states and 1470 transitions. [2019-11-20 04:46:13,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 1470 transitions. [2019-11-20 04:46:13,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-20 04:46:13,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:13,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:13,520 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:46:15,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:15,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1252 states and 1506 transitions. [2019-11-20 04:46:15,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1506 transitions. [2019-11-20 04:46:15,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-20 04:46:15,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:15,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:15,660 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:46:16,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:16,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1256 states and 1511 transitions. [2019-11-20 04:46:16,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 1511 transitions. [2019-11-20 04:46:16,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-20 04:46:16,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:16,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:16,183 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:46:16,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:16,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1259 states and 1514 transitions. [2019-11-20 04:46:16,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1514 transitions. [2019-11-20 04:46:16,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-11-20 04:46:16,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:16,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:16,834 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 5 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2019-11-20 04:46:17,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:17,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 1265 states and 1523 transitions. [2019-11-20 04:46:17,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 1523 transitions. [2019-11-20 04:46:17,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-20 04:46:17,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:17,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:17,546 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:46:19,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:19,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 1293 states and 1562 transitions. [2019-11-20 04:46:19,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 1562 transitions. [2019-11-20 04:46:19,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-20 04:46:19,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:19,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:19,894 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:46:20,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:20,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 1301 states and 1569 transitions. [2019-11-20 04:46:20,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 1569 transitions. [2019-11-20 04:46:20,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-20 04:46:20,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:20,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:20,984 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:46:21,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:21,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1304 states and 1572 transitions. [2019-11-20 04:46:21,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 1572 transitions. [2019-11-20 04:46:21,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-20 04:46:21,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:21,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:21,531 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:46:21,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:21,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1307 states and 1575 transitions. [2019-11-20 04:46:21,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 1575 transitions. [2019-11-20 04:46:21,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-20 04:46:21,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:21,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:22,022 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 04:46:22,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:22,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1308 states and 1576 transitions. [2019-11-20 04:46:22,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1576 transitions. [2019-11-20 04:46:22,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-20 04:46:22,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:22,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:22,464 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 04:46:23,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:23,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 1321 states and 1595 transitions. [2019-11-20 04:46:23,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1595 transitions. [2019-11-20 04:46:23,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-20 04:46:23,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:23,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:23,568 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-20 04:46:23,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:23,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1326 states and 1599 transitions. [2019-11-20 04:46:23,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1599 transitions. [2019-11-20 04:46:23,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-20 04:46:23,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:23,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:23,692 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:46:24,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:24,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1330 states and 1603 transitions. [2019-11-20 04:46:24,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1603 transitions. [2019-11-20 04:46:24,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-11-20 04:46:24,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:24,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:24,715 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:46:27,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:27,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1359 states and 1642 transitions. [2019-11-20 04:46:27,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 1642 transitions. [2019-11-20 04:46:27,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-11-20 04:46:27,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:27,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:27,472 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:46:28,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:28,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 1371 states and 1657 transitions. [2019-11-20 04:46:28,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 1657 transitions. [2019-11-20 04:46:28,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-11-20 04:46:28,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:28,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:28,475 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2019-11-20 04:46:28,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:28,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1386 states and 1672 transitions. [2019-11-20 04:46:28,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 1672 transitions. [2019-11-20 04:46:28,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-11-20 04:46:28,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:28,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:28,620 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 04:46:28,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:28,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 1398 states and 1684 transitions. [2019-11-20 04:46:28,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1684 transitions. [2019-11-20 04:46:28,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-11-20 04:46:28,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:28,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:28,796 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 04:46:29,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:29,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 1405 states and 1690 transitions. [2019-11-20 04:46:29,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 1690 transitions. [2019-11-20 04:46:29,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-11-20 04:46:29,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:29,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:29,741 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:46:30,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:30,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1436 states and 1726 transitions. [2019-11-20 04:46:30,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 1726 transitions. [2019-11-20 04:46:30,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-11-20 04:46:30,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:30,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:30,764 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:46:33,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:33,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 1468 states and 1760 transitions. [2019-11-20 04:46:33,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 1760 transitions. [2019-11-20 04:46:33,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-11-20 04:46:33,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:33,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:33,289 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:46:34,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:34,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 1475 states and 1766 transitions. [2019-11-20 04:46:34,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 1766 transitions. [2019-11-20 04:46:34,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 04:46:34,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:34,416 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 04:46:35,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:35,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1479 states and 1770 transitions. [2019-11-20 04:46:35,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1770 transitions. [2019-11-20 04:46:35,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 04:46:35,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:35,310 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 04:46:37,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:37,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1561 states and 1856 transitions. [2019-11-20 04:46:37,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 1856 transitions. [2019-11-20 04:46:37,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 04:46:37,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:37,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:37,882 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-11-20 04:46:38,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:38,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 1586 states and 1881 transitions. [2019-11-20 04:46:38,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 1881 transitions. [2019-11-20 04:46:38,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 04:46:38,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:38,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:38,412 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-11-20 04:46:38,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:38,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 1606 states and 1900 transitions. [2019-11-20 04:46:38,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 1900 transitions. [2019-11-20 04:46:38,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 04:46:38,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:38,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:39,092 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2019-11-20 04:46:43,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:43,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 1753 states and 2059 transitions. [2019-11-20 04:46:43,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2059 transitions. [2019-11-20 04:46:43,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-11-20 04:46:43,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:43,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:43,434 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2019-11-20 04:46:43,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:43,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 1754 states and 2059 transitions. [2019-11-20 04:46:43,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 2059 transitions. [2019-11-20 04:46:43,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2019-11-20 04:46:43,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:43,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:44,828 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 351 proven. 4 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 04:46:52,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:46:52,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1915 states and 2249 transitions. [2019-11-20 04:46:52,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 2249 transitions. [2019-11-20 04:46:52,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2019-11-20 04:46:52,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:46:52,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:46:53,899 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-11-20 04:47:00,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:47:00,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2319 states to 1982 states and 2319 transitions. [2019-11-20 04:47:00,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1982 states and 2319 transitions. [2019-11-20 04:47:00,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2019-11-20 04:47:00,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:47:00,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:00,307 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 335 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2019-11-20 04:47:01,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:47:01,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1985 states and 2322 transitions. [2019-11-20 04:47:01,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 2322 transitions. [2019-11-20 04:47:01,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-11-20 04:47:01,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:47:01,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:01,686 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 364 proven. 30 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2019-11-20 04:47:03,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:47:03,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2355 states to 2017 states and 2355 transitions. [2019-11-20 04:47:03,101 INFO L276 IsEmpty]: Start isEmpty. Operand 2017 states and 2355 transitions. [2019-11-20 04:47:03,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-11-20 04:47:03,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:47:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:04,568 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-11-20 04:47:08,354 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2019-11-20 04:47:11,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:47:11,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 2075 states and 2416 transitions. [2019-11-20 04:47:11,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 2416 transitions. [2019-11-20 04:47:11,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-11-20 04:47:11,953 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:47:11,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:12,167 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-11-20 04:47:13,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:47:13,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2415 states to 2076 states and 2415 transitions. [2019-11-20 04:47:13,638 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 2415 transitions. [2019-11-20 04:47:13,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-11-20 04:47:13,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:47:13,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:13,849 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2019-11-20 04:47:14,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:47:14,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 2062 states and 2400 transitions. [2019-11-20 04:47:14,532 INFO L276 IsEmpty]: Start isEmpty. Operand 2062 states and 2400 transitions. [2019-11-20 04:47:14,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-11-20 04:47:14,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:47:14,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:14,675 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 506 proven. 4 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2019-11-20 04:47:15,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:47:15,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2427 states to 2085 states and 2427 transitions. [2019-11-20 04:47:15,547 INFO L276 IsEmpty]: Start isEmpty. Operand 2085 states and 2427 transitions. [2019-11-20 04:47:15,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-11-20 04:47:15,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:47:15,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:15,682 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 506 proven. 4 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2019-11-20 04:47:17,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:47:17,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 2105 states and 2446 transitions. [2019-11-20 04:47:17,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 2446 transitions. [2019-11-20 04:47:17,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2019-11-20 04:47:17,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:47:17,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:18,911 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2019-11-20 04:47:20,184 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 29 [2019-11-20 04:47:24,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:47:24,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2497 states to 2154 states and 2497 transitions. [2019-11-20 04:47:24,269 INFO L276 IsEmpty]: Start isEmpty. Operand 2154 states and 2497 transitions. [2019-11-20 04:47:24,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2019-11-20 04:47:24,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:47:24,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:24,511 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2019-11-20 04:47:25,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:47:25,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 2167 states and 2509 transitions. [2019-11-20 04:47:25,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2167 states and 2509 transitions. [2019-11-20 04:47:25,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2019-11-20 04:47:25,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:47:25,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:25,952 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 496 proven. 8 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2019-11-20 04:47:26,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:47:26,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2515 states to 2173 states and 2515 transitions. [2019-11-20 04:47:26,958 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 2515 transitions. [2019-11-20 04:47:26,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2019-11-20 04:47:26,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:47:26,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:28,449 INFO L134 CoverageAnalysis]: Checked inductivity of 712 backedges. 397 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2019-11-20 04:47:35,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:47:35,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2597 states to 2250 states and 2597 transitions. [2019-11-20 04:47:35,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 2597 transitions. [2019-11-20 04:47:35,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2019-11-20 04:47:35,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:47:35,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:35,448 INFO L134 CoverageAnalysis]: Checked inductivity of 712 backedges. 397 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2019-11-20 04:47:38,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:47:38,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 2284 states and 2628 transitions. [2019-11-20 04:47:38,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2284 states and 2628 transitions. [2019-11-20 04:47:38,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2019-11-20 04:47:38,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:47:38,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:38,784 INFO L134 CoverageAnalysis]: Checked inductivity of 753 backedges. 389 proven. 10 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2019-11-20 04:47:39,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:47:39,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2672 states to 2328 states and 2672 transitions. [2019-11-20 04:47:39,724 INFO L276 IsEmpty]: Start isEmpty. Operand 2328 states and 2672 transitions. [2019-11-20 04:47:39,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2019-11-20 04:47:39,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:47:39,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:40,044 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 403 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2019-11-20 04:47:44,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:47:44,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 2344 states and 2693 transitions. [2019-11-20 04:47:44,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2344 states and 2693 transitions. [2019-11-20 04:47:44,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2019-11-20 04:47:44,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:47:44,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:44,548 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 403 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2019-11-20 04:47:48,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:47:48,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2707 states to 2359 states and 2707 transitions. [2019-11-20 04:47:48,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 2707 transitions. [2019-11-20 04:47:48,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2019-11-20 04:47:48,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:47:48,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:48,830 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 403 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2019-11-20 04:47:49,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:47:49,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2708 states to 2361 states and 2708 transitions. [2019-11-20 04:47:49,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2361 states and 2708 transitions. [2019-11-20 04:47:49,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2019-11-20 04:47:49,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:47:49,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:49,816 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 456 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2019-11-20 04:47:52,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:47:52,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 2388 states and 2734 transitions. [2019-11-20 04:47:52,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2388 states and 2734 transitions. [2019-11-20 04:47:52,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2019-11-20 04:47:52,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:47:52,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:53,264 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 456 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2019-11-20 04:47:53,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:47:53,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 2393 states and 2739 transitions. [2019-11-20 04:47:53,922 INFO L276 IsEmpty]: Start isEmpty. Operand 2393 states and 2739 transitions. [2019-11-20 04:47:53,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2019-11-20 04:47:53,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:47:53,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:54,356 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 456 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2019-11-20 04:47:55,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:47:55,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2745 states to 2400 states and 2745 transitions. [2019-11-20 04:47:55,157 INFO L276 IsEmpty]: Start isEmpty. Operand 2400 states and 2745 transitions. [2019-11-20 04:47:55,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2019-11-20 04:47:55,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:47:55,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:47:56,427 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2019-11-20 04:47:57,401 INFO L134 CoverageAnalysis]: Checked inductivity of 804 backedges. 462 proven. 0 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2019-11-20 04:48:08,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:48:08,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2808 states to 2457 states and 2808 transitions. [2019-11-20 04:48:08,845 INFO L276 IsEmpty]: Start isEmpty. Operand 2457 states and 2808 transitions. [2019-11-20 04:48:08,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2019-11-20 04:48:08,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:48:08,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:48:09,318 INFO L134 CoverageAnalysis]: Checked inductivity of 804 backedges. 462 proven. 0 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2019-11-20 04:48:11,856 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-11-20 04:48:12,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:48:12,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2836 states to 2487 states and 2836 transitions. [2019-11-20 04:48:12,312 INFO L276 IsEmpty]: Start isEmpty. Operand 2487 states and 2836 transitions. [2019-11-20 04:48:12,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2019-11-20 04:48:12,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:48:12,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:48:12,602 INFO L134 CoverageAnalysis]: Checked inductivity of 804 backedges. 462 proven. 0 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2019-11-20 04:48:16,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:48:16,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2871 states to 2523 states and 2871 transitions. [2019-11-20 04:48:16,056 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 2871 transitions. [2019-11-20 04:48:16,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2019-11-20 04:48:16,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:48:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:48:18,206 INFO L134 CoverageAnalysis]: Checked inductivity of 986 backedges. 510 proven. 28 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2019-11-20 04:48:25,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:48:25,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2904 states to 2543 states and 2904 transitions. [2019-11-20 04:48:25,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2543 states and 2904 transitions. [2019-11-20 04:48:25,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2019-11-20 04:48:25,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:48:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:48:25,710 INFO L134 CoverageAnalysis]: Checked inductivity of 986 backedges. 510 proven. 28 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2019-11-20 04:48:27,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:48:27,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 2553 states and 2914 transitions. [2019-11-20 04:48:27,169 INFO L276 IsEmpty]: Start isEmpty. Operand 2553 states and 2914 transitions. [2019-11-20 04:48:27,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2019-11-20 04:48:27,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:48:27,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:48:27,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1000 backedges. 552 proven. 0 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2019-11-20 04:48:28,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:48:28,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 2556 states and 2917 transitions. [2019-11-20 04:48:28,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2556 states and 2917 transitions. [2019-11-20 04:48:28,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2019-11-20 04:48:28,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:48:28,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:48:28,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1000 backedges. 552 proven. 0 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2019-11-20 04:48:30,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:48:30,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2923 states to 2560 states and 2923 transitions. [2019-11-20 04:48:30,842 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 2923 transitions. [2019-11-20 04:48:30,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2019-11-20 04:48:30,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:48:30,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:48:31,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 542 proven. 42 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2019-11-20 04:48:34,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:48:34,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 2567 states and 2935 transitions. [2019-11-20 04:48:34,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 2935 transitions. [2019-11-20 04:48:34,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2019-11-20 04:48:34,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:48:34,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:48:34,718 INFO L134 CoverageAnalysis]: Checked inductivity of 911 backedges. 523 proven. 45 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2019-11-20 04:48:35,162 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-11-20 04:48:39,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:48:39,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 2592 states and 2960 transitions. [2019-11-20 04:48:39,833 INFO L276 IsEmpty]: Start isEmpty. Operand 2592 states and 2960 transitions. [2019-11-20 04:48:39,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2019-11-20 04:48:39,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:48:39,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:48:40,023 INFO L134 CoverageAnalysis]: Checked inductivity of 911 backedges. 523 proven. 45 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2019-11-20 04:48:45,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:48:45,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3010 states to 2640 states and 3010 transitions. [2019-11-20 04:48:45,236 INFO L276 IsEmpty]: Start isEmpty. Operand 2640 states and 3010 transitions. [2019-11-20 04:48:45,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2019-11-20 04:48:45,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:48:45,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:48:45,473 INFO L134 CoverageAnalysis]: Checked inductivity of 911 backedges. 523 proven. 45 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2019-11-20 04:48:47,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:48:47,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3016 states to 2647 states and 3016 transitions. [2019-11-20 04:48:47,782 INFO L276 IsEmpty]: Start isEmpty. Operand 2647 states and 3016 transitions. [2019-11-20 04:48:47,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2019-11-20 04:48:47,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:48:47,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:48:47,970 INFO L134 CoverageAnalysis]: Checked inductivity of 911 backedges. 523 proven. 45 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2019-11-20 04:48:51,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:48:51,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 2662 states and 3030 transitions. [2019-11-20 04:48:51,633 INFO L276 IsEmpty]: Start isEmpty. Operand 2662 states and 3030 transitions. [2019-11-20 04:48:51,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2019-11-20 04:48:51,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:48:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:48:51,828 INFO L134 CoverageAnalysis]: Checked inductivity of 911 backedges. 523 proven. 45 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2019-11-20 04:48:52,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:48:52,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3031 states to 2664 states and 3031 transitions. [2019-11-20 04:48:52,435 INFO L276 IsEmpty]: Start isEmpty. Operand 2664 states and 3031 transitions. [2019-11-20 04:48:52,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2019-11-20 04:48:52,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:48:52,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:48:52,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1059 backedges. 583 proven. 4 refuted. 0 times theorem prover too weak. 472 trivial. 0 not checked. [2019-11-20 04:48:58,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:48:58,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3149 states to 2755 states and 3149 transitions. [2019-11-20 04:48:58,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2755 states and 3149 transitions. [2019-11-20 04:48:58,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2019-11-20 04:48:58,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:48:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:48:58,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1059 backedges. 583 proven. 4 refuted. 0 times theorem prover too weak. 472 trivial. 0 not checked. [2019-11-20 04:49:01,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:01,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3159 states to 2763 states and 3159 transitions. [2019-11-20 04:49:01,141 INFO L276 IsEmpty]: Start isEmpty. Operand 2763 states and 3159 transitions. [2019-11-20 04:49:01,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2019-11-20 04:49:01,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:01,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:01,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1059 backedges. 583 proven. 4 refuted. 0 times theorem prover too weak. 472 trivial. 0 not checked. [2019-11-20 04:49:02,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:02,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 2766 states and 3162 transitions. [2019-11-20 04:49:02,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2766 states and 3162 transitions. [2019-11-20 04:49:02,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2019-11-20 04:49:02,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:02,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:02,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1059 backedges. 583 proven. 4 refuted. 0 times theorem prover too weak. 472 trivial. 0 not checked. [2019-11-20 04:49:03,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:03,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3168 states to 2770 states and 3168 transitions. [2019-11-20 04:49:03,596 INFO L276 IsEmpty]: Start isEmpty. Operand 2770 states and 3168 transitions. [2019-11-20 04:49:03,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2019-11-20 04:49:03,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:03,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:03,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1059 backedges. 583 proven. 4 refuted. 0 times theorem prover too weak. 472 trivial. 0 not checked. [2019-11-20 04:49:04,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:04,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3171 states to 2773 states and 3171 transitions. [2019-11-20 04:49:04,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2773 states and 3171 transitions. [2019-11-20 04:49:04,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2019-11-20 04:49:04,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:04,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:04,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1059 backedges. 583 proven. 4 refuted. 0 times theorem prover too weak. 472 trivial. 0 not checked. [2019-11-20 04:49:05,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:05,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3171 states to 2774 states and 3171 transitions. [2019-11-20 04:49:05,445 INFO L276 IsEmpty]: Start isEmpty. Operand 2774 states and 3171 transitions. [2019-11-20 04:49:05,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2019-11-20 04:49:05,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:05,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:05,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1059 backedges. 583 proven. 4 refuted. 0 times theorem prover too weak. 472 trivial. 0 not checked. [2019-11-20 04:49:06,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:06,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 2778 states and 3176 transitions. [2019-11-20 04:49:06,956 INFO L276 IsEmpty]: Start isEmpty. Operand 2778 states and 3176 transitions. [2019-11-20 04:49:06,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2019-11-20 04:49:06,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:07,159 INFO L134 CoverageAnalysis]: Checked inductivity of 1059 backedges. 583 proven. 4 refuted. 0 times theorem prover too weak. 472 trivial. 0 not checked. [2019-11-20 04:49:07,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:07,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 2779 states and 3177 transitions. [2019-11-20 04:49:07,809 INFO L276 IsEmpty]: Start isEmpty. Operand 2779 states and 3177 transitions. [2019-11-20 04:49:07,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2019-11-20 04:49:07,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:07,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:08,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1059 backedges. 583 proven. 4 refuted. 0 times theorem prover too weak. 472 trivial. 0 not checked. [2019-11-20 04:49:08,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:08,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 2780 states and 3177 transitions. [2019-11-20 04:49:08,596 INFO L276 IsEmpty]: Start isEmpty. Operand 2780 states and 3177 transitions. [2019-11-20 04:49:08,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2019-11-20 04:49:08,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:08,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:11,084 INFO L134 CoverageAnalysis]: Checked inductivity of 987 backedges. 648 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2019-11-20 04:49:19,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:19,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3219 states to 2818 states and 3219 transitions. [2019-11-20 04:49:19,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2818 states and 3219 transitions. [2019-11-20 04:49:19,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2019-11-20 04:49:19,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:19,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:19,685 INFO L134 CoverageAnalysis]: Checked inductivity of 987 backedges. 648 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2019-11-20 04:49:21,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:21,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3223 states to 2824 states and 3223 transitions. [2019-11-20 04:49:21,941 INFO L276 IsEmpty]: Start isEmpty. Operand 2824 states and 3223 transitions. [2019-11-20 04:49:21,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2019-11-20 04:49:21,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:21,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:22,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1071 backedges. 593 proven. 0 refuted. 0 times theorem prover too weak. 478 trivial. 0 not checked. [2019-11-20 04:49:23,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:23,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 2828 states and 3228 transitions. [2019-11-20 04:49:23,410 INFO L276 IsEmpty]: Start isEmpty. Operand 2828 states and 3228 transitions. [2019-11-20 04:49:23,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2019-11-20 04:49:23,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:23,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:23,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1071 backedges. 593 proven. 0 refuted. 0 times theorem prover too weak. 478 trivial. 0 not checked. [2019-11-20 04:49:24,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:24,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3232 states to 2832 states and 3232 transitions. [2019-11-20 04:49:24,668 INFO L276 IsEmpty]: Start isEmpty. Operand 2832 states and 3232 transitions. [2019-11-20 04:49:24,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2019-11-20 04:49:24,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:24,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:24,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1071 backedges. 593 proven. 0 refuted. 0 times theorem prover too weak. 478 trivial. 0 not checked. [2019-11-20 04:49:25,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:25,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3233 states to 2833 states and 3233 transitions. [2019-11-20 04:49:25,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2833 states and 3233 transitions. [2019-11-20 04:49:25,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2019-11-20 04:49:25,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:25,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:25,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1071 backedges. 593 proven. 0 refuted. 0 times theorem prover too weak. 478 trivial. 0 not checked. [2019-11-20 04:49:26,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:26,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3236 states to 2836 states and 3236 transitions. [2019-11-20 04:49:26,386 INFO L276 IsEmpty]: Start isEmpty. Operand 2836 states and 3236 transitions. [2019-11-20 04:49:26,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2019-11-20 04:49:26,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:26,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:26,699 INFO L134 CoverageAnalysis]: Checked inductivity of 964 backedges. 380 proven. 0 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2019-11-20 04:49:27,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:27,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 2845 states and 3244 transitions. [2019-11-20 04:49:27,159 INFO L276 IsEmpty]: Start isEmpty. Operand 2845 states and 3244 transitions. [2019-11-20 04:49:27,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2019-11-20 04:49:27,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:27,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:27,480 INFO L134 CoverageAnalysis]: Checked inductivity of 964 backedges. 380 proven. 0 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2019-11-20 04:49:29,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:29,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3277 states to 2879 states and 3277 transitions. [2019-11-20 04:49:29,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2879 states and 3277 transitions. [2019-11-20 04:49:29,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2019-11-20 04:49:29,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:29,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:29,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1112 backedges. 622 proven. 15 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2019-11-20 04:49:30,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:30,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3287 states to 2885 states and 3287 transitions. [2019-11-20 04:49:30,660 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 3287 transitions. [2019-11-20 04:49:30,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2019-11-20 04:49:30,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:30,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1112 backedges. 622 proven. 15 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2019-11-20 04:49:31,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:31,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3296 states to 2895 states and 3296 transitions. [2019-11-20 04:49:31,297 INFO L276 IsEmpty]: Start isEmpty. Operand 2895 states and 3296 transitions. [2019-11-20 04:49:31,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2019-11-20 04:49:31,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:31,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1101 backedges. 645 proven. 0 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2019-11-20 04:49:33,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:33,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 2937 states and 3340 transitions. [2019-11-20 04:49:33,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2937 states and 3340 transitions. [2019-11-20 04:49:33,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2019-11-20 04:49:33,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:33,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:33,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1185 backedges. 737 proven. 0 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2019-11-20 04:49:35,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:35,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3357 states to 2953 states and 3357 transitions. [2019-11-20 04:49:35,130 INFO L276 IsEmpty]: Start isEmpty. Operand 2953 states and 3357 transitions. [2019-11-20 04:49:35,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2019-11-20 04:49:35,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:35,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:35,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1116 backedges. 587 proven. 10 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2019-11-20 04:49:35,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:35,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 2962 states and 3367 transitions. [2019-11-20 04:49:35,821 INFO L276 IsEmpty]: Start isEmpty. Operand 2962 states and 3367 transitions. [2019-11-20 04:49:35,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2019-11-20 04:49:35,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:35,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:36,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1127 backedges. 652 proven. 15 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2019-11-20 04:49:36,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:36,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3372 states to 2966 states and 3372 transitions. [2019-11-20 04:49:36,736 INFO L276 IsEmpty]: Start isEmpty. Operand 2966 states and 3372 transitions. [2019-11-20 04:49:36,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2019-11-20 04:49:36,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:36,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:36,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1127 backedges. 652 proven. 15 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2019-11-20 04:49:38,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:38,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 2971 states and 3378 transitions. [2019-11-20 04:49:38,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2971 states and 3378 transitions. [2019-11-20 04:49:38,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2019-11-20 04:49:38,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:38,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:38,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1127 backedges. 652 proven. 15 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2019-11-20 04:49:39,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:39,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 2975 states and 3382 transitions. [2019-11-20 04:49:39,356 INFO L276 IsEmpty]: Start isEmpty. Operand 2975 states and 3382 transitions. [2019-11-20 04:49:39,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2019-11-20 04:49:39,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:39,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:42,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1142 backedges. 677 proven. 0 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2019-11-20 04:49:48,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:48,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3397 states to 2983 states and 3397 transitions. [2019-11-20 04:49:48,523 INFO L276 IsEmpty]: Start isEmpty. Operand 2983 states and 3397 transitions. [2019-11-20 04:49:48,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2019-11-20 04:49:48,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:48,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:48,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1142 backedges. 677 proven. 0 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2019-11-20 04:49:51,553 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-11-20 04:49:54,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:54,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3423 states to 3004 states and 3423 transitions. [2019-11-20 04:49:54,644 INFO L276 IsEmpty]: Start isEmpty. Operand 3004 states and 3423 transitions. [2019-11-20 04:49:54,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2019-11-20 04:49:54,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:54,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:54,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1142 backedges. 677 proven. 0 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2019-11-20 04:49:57,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:57,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3429 states to 3010 states and 3429 transitions. [2019-11-20 04:49:57,120 INFO L276 IsEmpty]: Start isEmpty. Operand 3010 states and 3429 transitions. [2019-11-20 04:49:57,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2019-11-20 04:49:57,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:57,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:57,483 INFO L134 CoverageAnalysis]: Checked inductivity of 1142 backedges. 677 proven. 0 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2019-11-20 04:49:58,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:49:58,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3429 states to 3011 states and 3429 transitions. [2019-11-20 04:49:58,302 INFO L276 IsEmpty]: Start isEmpty. Operand 3011 states and 3429 transitions. [2019-11-20 04:49:58,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2019-11-20 04:49:58,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:49:58,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:49:59,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 919 proven. 4 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2019-11-20 04:50:00,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:00,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3432 states to 3012 states and 3432 transitions. [2019-11-20 04:50:00,249 INFO L276 IsEmpty]: Start isEmpty. Operand 3012 states and 3432 transitions. [2019-11-20 04:50:00,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2019-11-20 04:50:00,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:00,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:01,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 919 proven. 4 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2019-11-20 04:50:03,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:03,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3435 states to 3015 states and 3435 transitions. [2019-11-20 04:50:03,093 INFO L276 IsEmpty]: Start isEmpty. Operand 3015 states and 3435 transitions. [2019-11-20 04:50:03,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2019-11-20 04:50:03,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:03,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:04,000 INFO L134 CoverageAnalysis]: Checked inductivity of 1262 backedges. 919 proven. 4 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2019-11-20 04:50:05,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:05,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 3018 states and 3438 transitions. [2019-11-20 04:50:05,828 INFO L276 IsEmpty]: Start isEmpty. Operand 3018 states and 3438 transitions. [2019-11-20 04:50:05,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2019-11-20 04:50:05,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:05,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:06,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1246 backedges. 948 proven. 12 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2019-11-20 04:50:08,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:08,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 3043 states and 3464 transitions. [2019-11-20 04:50:08,626 INFO L276 IsEmpty]: Start isEmpty. Operand 3043 states and 3464 transitions. [2019-11-20 04:50:08,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2019-11-20 04:50:08,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:08,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:08,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1246 backedges. 948 proven. 12 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2019-11-20 04:50:09,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:09,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3469 states to 3048 states and 3469 transitions. [2019-11-20 04:50:09,546 INFO L276 IsEmpty]: Start isEmpty. Operand 3048 states and 3469 transitions. [2019-11-20 04:50:09,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2019-11-20 04:50:09,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:09,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:09,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1246 backedges. 948 proven. 12 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2019-11-20 04:50:10,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:10,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3469 states to 3049 states and 3469 transitions. [2019-11-20 04:50:10,522 INFO L276 IsEmpty]: Start isEmpty. Operand 3049 states and 3469 transitions. [2019-11-20 04:50:10,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2019-11-20 04:50:10,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:10,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:10,780 INFO L134 CoverageAnalysis]: Checked inductivity of 1246 backedges. 948 proven. 12 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2019-11-20 04:50:10,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:10,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3474 states to 3054 states and 3474 transitions. [2019-11-20 04:50:10,878 INFO L276 IsEmpty]: Start isEmpty. Operand 3054 states and 3474 transitions. [2019-11-20 04:50:10,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2019-11-20 04:50:10,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:10,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:11,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1246 backedges. 948 proven. 12 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2019-11-20 04:50:12,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:12,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 3067 states and 3486 transitions. [2019-11-20 04:50:12,772 INFO L276 IsEmpty]: Start isEmpty. Operand 3067 states and 3486 transitions. [2019-11-20 04:50:12,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2019-11-20 04:50:12,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:12,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:12,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1246 backedges. 948 proven. 12 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2019-11-20 04:50:13,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:13,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 3068 states and 3486 transitions. [2019-11-20 04:50:13,440 INFO L276 IsEmpty]: Start isEmpty. Operand 3068 states and 3486 transitions. [2019-11-20 04:50:13,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2019-11-20 04:50:13,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:13,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:14,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1568 backedges. 1026 proven. 0 refuted. 0 times theorem prover too weak. 542 trivial. 0 not checked. [2019-11-20 04:50:16,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:16,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3516 states to 3095 states and 3516 transitions. [2019-11-20 04:50:16,337 INFO L276 IsEmpty]: Start isEmpty. Operand 3095 states and 3516 transitions. [2019-11-20 04:50:16,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2019-11-20 04:50:16,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:16,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:16,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1568 backedges. 1026 proven. 0 refuted. 0 times theorem prover too weak. 542 trivial. 0 not checked. [2019-11-20 04:50:17,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:17,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 3097 states and 3517 transitions. [2019-11-20 04:50:17,152 INFO L276 IsEmpty]: Start isEmpty. Operand 3097 states and 3517 transitions. [2019-11-20 04:50:17,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2019-11-20 04:50:17,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:18,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1605 backedges. 1053 proven. 0 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2019-11-20 04:50:19,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:19,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3548 states to 3126 states and 3548 transitions. [2019-11-20 04:50:19,807 INFO L276 IsEmpty]: Start isEmpty. Operand 3126 states and 3548 transitions. [2019-11-20 04:50:19,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2019-11-20 04:50:19,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:19,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:20,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1581 backedges. 817 proven. 0 refuted. 0 times theorem prover too weak. 764 trivial. 0 not checked. [2019-11-20 04:50:23,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:23,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 3204 states and 3628 transitions. [2019-11-20 04:50:23,539 INFO L276 IsEmpty]: Start isEmpty. Operand 3204 states and 3628 transitions. [2019-11-20 04:50:23,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 566 [2019-11-20 04:50:23,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:50:23,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:23,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1875 backedges. 1033 proven. 25 refuted. 0 times theorem prover too weak. 817 trivial. 0 not checked. [2019-11-20 04:50:33,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:50:33,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2396 states to 2092 states and 2396 transitions. [2019-11-20 04:50:33,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 2396 transitions. [2019-11-20 04:50:33,976 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 04:50:33,976 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 189 iterations. [2019-11-20 04:50:33,983 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 04:50:34,362 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 53 [2019-11-20 04:50:34,719 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 55 [2019-11-20 04:50:35,238 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 55 [2019-11-20 04:50:35,385 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 39 [2019-11-20 04:50:35,824 WARN L191 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 55 [2019-11-20 04:50:36,200 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 54 [2019-11-20 04:50:36,452 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 45 [2019-11-20 04:50:36,794 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 55 [2019-11-20 04:50:36,974 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 39 [2019-11-20 04:50:37,310 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 55 [2019-11-20 04:50:37,733 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 55 [2019-11-20 04:50:38,158 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 55 [2019-11-20 04:50:38,305 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 39 [2019-11-20 04:50:38,639 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 54 [2019-11-20 04:50:38,812 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 39 [2019-11-20 04:50:39,134 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 54 [2019-11-20 04:50:39,481 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 54 [2019-11-20 04:50:39,828 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 54 [2019-11-20 04:50:40,152 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 53 [2019-11-20 04:50:40,517 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 55 [2019-11-20 04:50:40,889 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 55 [2019-11-20 04:50:41,218 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 55 [2019-11-20 04:50:41,542 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 53 [2019-11-20 04:50:41,940 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 39 [2019-11-20 04:50:42,365 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 55 [2019-11-20 04:50:42,701 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 55 [2019-11-20 04:50:43,048 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 57 [2019-11-20 04:50:43,394 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 54 [2019-11-20 04:50:43,929 WARN L191 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2019-11-20 04:50:44,525 WARN L191 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 56 [2019-11-20 04:50:44,902 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 55 [2019-11-20 04:50:45,225 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 53 [2019-11-20 04:50:45,649 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 55 [2019-11-20 04:50:45,981 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 54 [2019-11-20 04:50:46,356 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 54 [2019-11-20 04:50:46,684 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 54 [2019-11-20 04:50:47,061 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 55 [2019-11-20 04:50:47,452 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 57 [2019-11-20 04:50:47,745 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 50 [2019-11-20 04:50:48,169 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 55 [2019-11-20 04:50:48,490 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 53 [2019-11-20 04:50:48,849 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 57 [2019-11-20 04:50:49,180 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 51 [2019-11-20 04:50:49,301 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 38 [2019-11-20 04:50:49,709 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 55 [2019-11-20 04:50:50,029 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 54 [2019-11-20 04:50:50,276 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 39 [2019-11-20 04:50:50,653 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 55 [2019-11-20 04:50:50,972 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 53 [2019-11-20 04:50:51,324 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 57 [2019-11-20 04:50:51,445 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 38 [2019-11-20 04:50:51,845 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 55 [2019-11-20 04:50:52,196 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 57 [2019-11-20 04:50:52,475 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 48 [2019-11-20 04:50:52,651 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 39 [2019-11-20 04:50:52,823 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 39 [2019-11-20 04:50:53,156 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 54 [2019-11-20 04:50:53,519 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 54 [2019-11-20 04:50:53,897 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 55 [2019-11-20 04:50:54,116 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 41 [2019-11-20 04:50:54,538 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 55 [2019-11-20 04:50:54,868 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 55 [2019-11-20 04:50:55,162 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 50 [2019-11-20 04:50:55,485 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 53 [2019-11-20 04:50:55,854 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 55 [2019-11-20 04:50:56,227 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 53 [2019-11-20 04:50:56,477 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 45 [2019-11-20 04:50:56,799 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 53 [2019-11-20 04:50:57,124 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 54 [2019-11-20 04:50:57,522 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 39 [2019-11-20 04:50:57,897 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 54 [2019-11-20 04:50:58,274 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 55 [2019-11-20 04:50:58,641 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 59 [2019-11-20 04:50:58,978 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 51 [2019-11-20 04:50:59,567 WARN L191 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 56 [2019-11-20 04:50:59,840 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 48 [2019-11-20 04:51:00,177 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 55 [2019-11-20 04:51:00,177 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 04:51:00,181 INFO L569 CodeCheckObserver]: Invariant with dag size 39 [2019-11-20 04:51:00,189 INFO L569 CodeCheckObserver]: Invariant with dag size 39 [2019-11-20 04:51:00,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:51:00 ImpRootNode [2019-11-20 04:51:00,191 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 04:51:00,192 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 04:51:00,192 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 04:51:00,192 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 04:51:00,193 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:45:00" (3/4) ... [2019-11-20 04:51:00,196 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 04:51:00,216 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2019-11-20 04:51:00,218 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2019-11-20 04:51:00,220 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-11-20 04:51:00,221 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 04:51:00,340 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7746e02b-b804-4630-bc64-6a86fe17658e/bin/ukojak/witness.graphml [2019-11-20 04:51:00,340 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 04:51:00,341 INFO L168 Benchmark]: Toolchain (without parser) took 362526.88 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.8 GB). Free memory was 943.3 MB in the beginning and 4.1 GB in the end (delta: -3.2 GB). Peak memory consumption was 565.4 MB. Max. memory is 11.5 GB. [2019-11-20 04:51:00,342 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 04:51:00,342 INFO L168 Benchmark]: CACSL2BoogieTranslator took 680.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -162.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-11-20 04:51:00,342 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-20 04:51:00,343 INFO L168 Benchmark]: Boogie Preprocessor took 64.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-20 04:51:00,343 INFO L168 Benchmark]: RCFGBuilder took 2332.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 871.5 MB in the end (delta: 220.7 MB). Peak memory consumption was 220.7 MB. Max. memory is 11.5 GB. [2019-11-20 04:51:00,344 INFO L168 Benchmark]: CodeCheck took 359228.30 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 871.5 MB in the beginning and 4.2 GB in the end (delta: -3.3 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2019-11-20 04:51:00,344 INFO L168 Benchmark]: Witness Printer took 148.51 ms. Allocated memory is still 4.8 GB. Free memory was 4.2 GB in the beginning and 4.1 GB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2019-11-20 04:51:00,346 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, 85 locations, 1 error locations. Result: SAFE, OverallTime: 332.9s, OverallIterations: 189, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1211916380 SDtfs, -543648268 SDslu, 828817958 SDs, 0 SdLazy, 321679492 SolverSat, 2013688346 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1176.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 302943 GetRequests, 295028 SyntacticMatches, 6151 SemanticMatches, 1764 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2344753 ImplicationChecksByTransitivity, 284.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.0s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 33.6s InterpolantComputationTime, 49256 NumberOfCodeBlocks, 49256 NumberOfCodeBlocksAsserted, 188 NumberOfCheckSat, 49068 ConstructedInterpolants, 0 QuantifiedInterpolants, 64850813 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 188 InterpolantComputations, 133 PerfectInterpolantSequences, 86244/87019 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: 535]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((((((a17 == 8 && 10 == a28) && a21 == 1) || (!(a19 == 1) && !(a28 == 7))) || ((a28 == 9 && a17 == 8) && a21 == 1)) || ((1 == a11 && a19 == 1) && !(a17 == 9))) || (((a17 == 8 && a21 == 1) && a25 == 1) && 8 == a28)) || (((a28 == 11 && a17 == 8) && a21 == 1) && a25 == 1)) || (((a17 == 8 && a21 == 1) && a25 <= 0) && a11 == 1)) || (!(1 == a11) && a28 == 7) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((a28 == 9 && a17 == 8) && a21 == 1) || ((1 == a11 && a19 == 1) && !(a17 == 9))) || ((a17 == 8 && 10 == a28) && a21 == 1)) || (((a17 == 8 && a21 == 1) && a25 == 1) && 8 == a28)) || (((a28 == 11 && a17 == 8) && a21 == 1) && a25 == 1)) || (!(a19 == 1) && !(a28 == 7))) || (!(1 == a11) && a28 == 7)) || (((a17 == 8 && a21 == 1) && a25 <= 0) && a11 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 680.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -162.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 64.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2332.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 871.5 MB in the end (delta: 220.7 MB). Peak memory consumption was 220.7 MB. Max. memory is 11.5 GB. * CodeCheck took 359228.30 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 871.5 MB in the beginning and 4.2 GB in the end (delta: -3.3 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. * Witness Printer took 148.51 ms. Allocated memory is still 4.8 GB. Free memory was 4.2 GB in the beginning and 4.1 GB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...