./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label36_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7303b457-69d1-4fe7-a153-6470bf26c9cc/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7303b457-69d1-4fe7-a153-6470bf26c9cc/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7303b457-69d1-4fe7-a153-6470bf26c9cc/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7303b457-69d1-4fe7-a153-6470bf26c9cc/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label36_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7303b457-69d1-4fe7-a153-6470bf26c9cc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7303b457-69d1-4fe7-a153-6470bf26c9cc/bin-2019/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 9fc45ae4ddf84075a39a55d475a45c859aa435e6 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 02:14:02,916 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 02:14:02,917 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 02:14:02,924 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 02:14:02,925 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 02:14:02,925 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 02:14:02,926 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 02:14:02,927 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 02:14:02,928 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 02:14:02,929 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 02:14:02,929 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 02:14:02,930 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 02:14:02,930 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 02:14:02,931 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 02:14:02,932 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 02:14:02,932 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 02:14:02,933 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 02:14:02,934 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 02:14:02,936 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 02:14:02,937 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 02:14:02,938 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 02:14:02,938 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 02:14:02,940 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 02:14:02,940 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 02:14:02,941 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 02:14:02,941 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 02:14:02,942 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 02:14:02,943 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 02:14:02,943 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 02:14:02,944 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 02:14:02,944 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 02:14:02,945 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 02:14:02,945 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 02:14:02,945 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 02:14:02,946 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 02:14:02,946 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 02:14:02,946 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7303b457-69d1-4fe7-a153-6470bf26c9cc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 02:14:02,957 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 02:14:02,957 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 02:14:02,958 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 02:14:02,958 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 02:14:02,958 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 02:14:02,958 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 02:14:02,959 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 02:14:02,959 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 02:14:02,959 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 02:14:02,959 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 02:14:02,959 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 02:14:02,959 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 02:14:02,959 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 02:14:02,959 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 02:14:02,960 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 02:14:02,960 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 02:14:02,960 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 02:14:02,960 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 02:14:02,960 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 02:14:02,960 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 02:14:02,960 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 02:14:02,961 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 02:14:02,961 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 02:14:02,961 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 02:14:02,961 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 02:14:02,961 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 02:14:02,961 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 02:14:02,961 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 02:14:02,961 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 02:14:02,961 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_7303b457-69d1-4fe7-a153-6470bf26c9cc/bin-2019/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 -> 9fc45ae4ddf84075a39a55d475a45c859aa435e6 [2018-11-23 02:14:02,983 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 02:14:02,991 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 02:14:02,993 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 02:14:02,994 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 02:14:02,995 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 02:14:02,995 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7303b457-69d1-4fe7-a153-6470bf26c9cc/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label36_true-unreach-call_false-termination.c [2018-11-23 02:14:03,031 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7303b457-69d1-4fe7-a153-6470bf26c9cc/bin-2019/ukojak/data/5c856f71e/76c87febe7b441beae19ecd28fa8dec8/FLAG65a2d69c3 [2018-11-23 02:14:03,486 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 02:14:03,489 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7303b457-69d1-4fe7-a153-6470bf26c9cc/sv-benchmarks/c/eca-rers2012/Problem02_label36_true-unreach-call_false-termination.c [2018-11-23 02:14:03,497 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7303b457-69d1-4fe7-a153-6470bf26c9cc/bin-2019/ukojak/data/5c856f71e/76c87febe7b441beae19ecd28fa8dec8/FLAG65a2d69c3 [2018-11-23 02:14:03,513 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7303b457-69d1-4fe7-a153-6470bf26c9cc/bin-2019/ukojak/data/5c856f71e/76c87febe7b441beae19ecd28fa8dec8 [2018-11-23 02:14:03,516 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 02:14:03,517 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 02:14:03,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 02:14:03,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 02:14:03,521 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 02:14:03,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:14:03" (1/1) ... [2018-11-23 02:14:03,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17cfd07b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:03, skipping insertion in model container [2018-11-23 02:14:03,524 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:14:03" (1/1) ... [2018-11-23 02:14:03,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 02:14:03,567 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 02:14:03,784 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:14:03,787 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 02:14:03,851 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:14:03,864 INFO L195 MainTranslator]: Completed translation [2018-11-23 02:14:03,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:03 WrapperNode [2018-11-23 02:14:03,864 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 02:14:03,865 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 02:14:03,865 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 02:14:03,865 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 02:14:03,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:03" (1/1) ... [2018-11-23 02:14:03,932 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:03" (1/1) ... [2018-11-23 02:14:03,967 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 02:14:03,968 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 02:14:03,968 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 02:14:03,968 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 02:14:03,976 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:03" (1/1) ... [2018-11-23 02:14:03,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:03" (1/1) ... [2018-11-23 02:14:03,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:03" (1/1) ... [2018-11-23 02:14:03,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:03" (1/1) ... [2018-11-23 02:14:03,993 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:03" (1/1) ... [2018-11-23 02:14:04,001 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:03" (1/1) ... [2018-11-23 02:14:04,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:03" (1/1) ... [2018-11-23 02:14:04,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 02:14:04,009 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 02:14:04,009 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 02:14:04,009 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 02:14:04,010 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:14:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7303b457-69d1-4fe7-a153-6470bf26c9cc/bin-2019/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 [2018-11-23 02:14:04,058 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 02:14:04,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 02:14:04,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 02:14:05,566 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 02:14:05,566 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 02:14:05,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:14:05 BoogieIcfgContainer [2018-11-23 02:14:05,567 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 02:14:05,567 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 02:14:05,567 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 02:14:05,574 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 02:14:05,575 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:14:05" (1/1) ... [2018-11-23 02:14:05,584 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:14:05,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:05,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-11-23 02:14:05,617 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-11-23 02:14:05,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 02:14:05,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:05,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:05,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 02:14:06,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:06,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 241 transitions. [2018-11-23 02:14:06,480 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2018-11-23 02:14:06,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 02:14:06,482 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:06,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:06,579 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 02:14:06,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:06,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 242 states and 334 transitions. [2018-11-23 02:14:06,924 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 334 transitions. [2018-11-23 02:14:06,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 02:14:06,925 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:06,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:06,991 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 02:14:07,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:07,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 243 states and 335 transitions. [2018-11-23 02:14:07,067 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 335 transitions. [2018-11-23 02:14:07,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 02:14:07,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:07,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:07,106 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 02:14:07,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:07,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 260 states and 361 transitions. [2018-11-23 02:14:07,227 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 361 transitions. [2018-11-23 02:14:07,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 02:14:07,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:07,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:07,312 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 02:14:07,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:07,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 278 states and 386 transitions. [2018-11-23 02:14:07,618 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 386 transitions. [2018-11-23 02:14:07,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 02:14:07,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:07,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:07,651 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 02:14:07,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:07,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 281 states and 389 transitions. [2018-11-23 02:14:07,711 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 389 transitions. [2018-11-23 02:14:07,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 02:14:07,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:07,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:07,797 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 02:14:08,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:08,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 360 states and 471 transitions. [2018-11-23 02:14:08,178 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 471 transitions. [2018-11-23 02:14:08,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 02:14:08,179 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:08,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:08,234 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 02:14:08,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:08,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 362 states and 474 transitions. [2018-11-23 02:14:08,351 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 474 transitions. [2018-11-23 02:14:08,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 02:14:08,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:08,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:08,391 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 02:14:08,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:08,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 414 states and 532 transitions. [2018-11-23 02:14:08,737 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 532 transitions. [2018-11-23 02:14:08,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 02:14:08,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:08,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:08,886 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 02:14:09,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:09,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 452 states and 573 transitions. [2018-11-23 02:14:09,177 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 573 transitions. [2018-11-23 02:14:09,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 02:14:09,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:09,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:09,213 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:09,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:09,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 471 states and 598 transitions. [2018-11-23 02:14:09,491 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 598 transitions. [2018-11-23 02:14:09,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-23 02:14:09,492 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:09,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:09,515 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:09,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:09,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 473 states and 600 transitions. [2018-11-23 02:14:09,538 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 600 transitions. [2018-11-23 02:14:09,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-23 02:14:09,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:09,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:09,567 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:09,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:09,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 493 states and 629 transitions. [2018-11-23 02:14:09,909 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 629 transitions. [2018-11-23 02:14:09,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-23 02:14:09,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:09,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:09,934 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:10,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:10,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 507 states and 644 transitions. [2018-11-23 02:14:10,069 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 644 transitions. [2018-11-23 02:14:10,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 02:14:10,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:10,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:10,094 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-23 02:14:10,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:10,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 508 states and 648 transitions. [2018-11-23 02:14:10,151 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 648 transitions. [2018-11-23 02:14:10,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 02:14:10,152 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:10,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:10,173 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-23 02:14:10,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:10,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 511 states and 653 transitions. [2018-11-23 02:14:10,281 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 653 transitions. [2018-11-23 02:14:10,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 02:14:10,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:10,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:10,318 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-23 02:14:10,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:10,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 525 states and 667 transitions. [2018-11-23 02:14:10,547 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 667 transitions. [2018-11-23 02:14:10,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 02:14:10,547 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:10,567 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-23 02:14:10,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:10,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 528 states and 670 transitions. [2018-11-23 02:14:10,676 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 670 transitions. [2018-11-23 02:14:10,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 02:14:10,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:10,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:10,701 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-23 02:14:11,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:11,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 546 states and 690 transitions. [2018-11-23 02:14:11,036 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 690 transitions. [2018-11-23 02:14:11,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 02:14:11,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:11,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:11,054 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:11,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:11,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 550 states and 694 transitions. [2018-11-23 02:14:11,075 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 694 transitions. [2018-11-23 02:14:11,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-23 02:14:11,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:11,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:11,107 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 02:14:11,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:11,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 564 states and 708 transitions. [2018-11-23 02:14:11,164 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 708 transitions. [2018-11-23 02:14:11,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-23 02:14:11,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:11,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:11,182 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:11,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:11,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 565 states and 709 transitions. [2018-11-23 02:14:11,194 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 709 transitions. [2018-11-23 02:14:11,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 02:14:11,195 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:11,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:11,243 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 02:14:11,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:11,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 567 states and 712 transitions. [2018-11-23 02:14:11,335 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 712 transitions. [2018-11-23 02:14:11,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 02:14:11,336 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:11,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:11,369 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-23 02:14:11,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:11,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 585 states and 734 transitions. [2018-11-23 02:14:11,781 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 734 transitions. [2018-11-23 02:14:11,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-23 02:14:11,781 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:11,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:11,853 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:12,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:12,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 615 states and 772 transitions. [2018-11-23 02:14:12,531 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 772 transitions. [2018-11-23 02:14:12,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 02:14:12,532 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:12,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:12,619 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:13,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:13,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 645 states and 807 transitions. [2018-11-23 02:14:13,559 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 807 transitions. [2018-11-23 02:14:13,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 02:14:13,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:13,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:13,633 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:13,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:13,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 648 states and 810 transitions. [2018-11-23 02:14:13,787 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 810 transitions. [2018-11-23 02:14:13,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 02:14:13,788 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:13,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:14,394 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 02:14:15,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:15,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 657 states and 824 transitions. [2018-11-23 02:14:15,216 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 824 transitions. [2018-11-23 02:14:15,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 02:14:15,217 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:15,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:15,270 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:15,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:15,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 670 states and 838 transitions. [2018-11-23 02:14:15,391 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 838 transitions. [2018-11-23 02:14:15,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 02:14:15,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:15,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:15,446 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:15,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:15,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 688 states and 859 transitions. [2018-11-23 02:14:15,827 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 859 transitions. [2018-11-23 02:14:15,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-23 02:14:15,828 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:15,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:15,864 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:15,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:15,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 691 states and 862 transitions. [2018-11-23 02:14:15,902 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 862 transitions. [2018-11-23 02:14:15,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-23 02:14:15,903 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:15,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:15,941 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-23 02:14:16,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:16,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 694 states and 864 transitions. [2018-11-23 02:14:16,130 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 864 transitions. [2018-11-23 02:14:16,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-23 02:14:16,131 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:16,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:16,170 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 02:14:16,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:16,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 695 states and 865 transitions. [2018-11-23 02:14:16,207 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 865 transitions. [2018-11-23 02:14:16,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-23 02:14:16,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:16,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:16,252 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 02:14:16,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:16,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 711 states and 881 transitions. [2018-11-23 02:14:16,347 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 881 transitions. [2018-11-23 02:14:16,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 02:14:16,348 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:16,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:16,452 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-23 02:14:16,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:16,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 713 states and 884 transitions. [2018-11-23 02:14:16,767 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 884 transitions. [2018-11-23 02:14:16,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-23 02:14:16,768 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:16,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:16,805 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-23 02:14:16,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:16,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 717 states and 887 transitions. [2018-11-23 02:14:16,854 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 887 transitions. [2018-11-23 02:14:16,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 02:14:16,855 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:16,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:16,927 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-23 02:14:17,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:17,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 718 states and 890 transitions. [2018-11-23 02:14:17,189 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 890 transitions. [2018-11-23 02:14:17,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 02:14:17,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:17,259 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-23 02:14:17,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:17,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 719 states and 891 transitions. [2018-11-23 02:14:17,485 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 891 transitions. [2018-11-23 02:14:17,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 02:14:17,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:17,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:17,655 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-23 02:14:18,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:18,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 733 states and 907 transitions. [2018-11-23 02:14:18,059 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 907 transitions. [2018-11-23 02:14:18,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-23 02:14:18,059 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:18,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:18,118 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:18,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:18,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 763 states and 938 transitions. [2018-11-23 02:14:18,291 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 938 transitions. [2018-11-23 02:14:18,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 02:14:18,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:18,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:18,583 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 113 proven. 3 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-23 02:14:19,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:19,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 799 states and 984 transitions. [2018-11-23 02:14:19,513 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 984 transitions. [2018-11-23 02:14:19,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 02:14:19,514 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:19,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:19,576 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 113 proven. 3 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-23 02:14:19,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:19,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 801 states and 988 transitions. [2018-11-23 02:14:19,789 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 988 transitions. [2018-11-23 02:14:19,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 02:14:19,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:19,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:19,816 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:19,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:19,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 804 states and 991 transitions. [2018-11-23 02:14:19,964 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 991 transitions. [2018-11-23 02:14:19,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-23 02:14:19,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:19,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:20,047 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:20,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:20,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 826 states and 1012 transitions. [2018-11-23 02:14:20,168 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1012 transitions. [2018-11-23 02:14:20,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-23 02:14:20,169 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:20,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:20,195 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-23 02:14:20,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:20,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 829 states and 1015 transitions. [2018-11-23 02:14:20,296 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1015 transitions. [2018-11-23 02:14:20,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 02:14:20,297 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:20,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:20,333 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:20,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:20,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 831 states and 1017 transitions. [2018-11-23 02:14:20,367 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1017 transitions. [2018-11-23 02:14:20,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-23 02:14:20,369 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:20,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:20,484 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 02:14:20,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:20,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 833 states and 1019 transitions. [2018-11-23 02:14:20,534 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1019 transitions. [2018-11-23 02:14:20,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-23 02:14:20,535 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:20,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:20,575 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 02:14:21,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:21,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 885 states and 1079 transitions. [2018-11-23 02:14:21,135 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1079 transitions. [2018-11-23 02:14:21,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-23 02:14:21,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:21,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:21,164 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:21,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:21,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 914 states and 1108 transitions. [2018-11-23 02:14:21,237 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1108 transitions. [2018-11-23 02:14:21,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-23 02:14:21,238 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:21,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:21,781 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 02:14:23,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:23,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 952 states and 1153 transitions. [2018-11-23 02:14:23,233 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1153 transitions. [2018-11-23 02:14:23,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-23 02:14:23,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:23,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:23,269 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-23 02:14:23,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:23,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 971 states and 1177 transitions. [2018-11-23 02:14:23,786 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1177 transitions. [2018-11-23 02:14:23,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-23 02:14:23,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:23,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:23,863 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 02:14:24,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:24,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 983 states and 1190 transitions. [2018-11-23 02:14:24,358 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1190 transitions. [2018-11-23 02:14:24,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-23 02:14:24,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:24,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:24,440 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 02:14:24,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:24,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 985 states and 1191 transitions. [2018-11-23 02:14:24,640 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1191 transitions. [2018-11-23 02:14:24,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 02:14:24,641 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:24,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:24,677 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-23 02:14:24,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:24,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 986 states and 1192 transitions. [2018-11-23 02:14:24,709 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1192 transitions. [2018-11-23 02:14:24,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 02:14:24,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:24,732 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-23 02:14:24,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:24,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 1003 states and 1209 transitions. [2018-11-23 02:14:24,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1209 transitions. [2018-11-23 02:14:24,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-23 02:14:24,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:24,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:24,886 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-23 02:14:25,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:25,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 1005 states and 1210 transitions. [2018-11-23 02:14:25,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1210 transitions. [2018-11-23 02:14:25,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-23 02:14:25,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:25,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:25,118 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-23 02:14:25,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:25,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 1007 states and 1211 transitions. [2018-11-23 02:14:25,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1211 transitions. [2018-11-23 02:14:25,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 02:14:25,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:25,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:25,393 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:25,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:25,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 1020 states and 1225 transitions. [2018-11-23 02:14:25,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1225 transitions. [2018-11-23 02:14:25,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 02:14:25,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:25,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:25,815 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:25,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:25,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 1023 states and 1228 transitions. [2018-11-23 02:14:25,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1228 transitions. [2018-11-23 02:14:25,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-23 02:14:25,980 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:25,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:26,185 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 130 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-23 02:14:27,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:27,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1102 states and 1318 transitions. [2018-11-23 02:14:27,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1318 transitions. [2018-11-23 02:14:27,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 02:14:27,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:28,249 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 02:14:29,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:29,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1147 states and 1366 transitions. [2018-11-23 02:14:29,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1366 transitions. [2018-11-23 02:14:29,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-23 02:14:29,799 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:29,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:29,917 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-23 02:14:30,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:30,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 1149 states and 1368 transitions. [2018-11-23 02:14:30,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1368 transitions. [2018-11-23 02:14:30,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-23 02:14:30,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:30,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:30,278 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 02:14:30,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:30,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1220 states and 1444 transitions. [2018-11-23 02:14:30,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1444 transitions. [2018-11-23 02:14:30,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-23 02:14:30,920 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:30,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:31,046 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 02:14:32,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:32,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 1269 states and 1495 transitions. [2018-11-23 02:14:32,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1495 transitions. [2018-11-23 02:14:32,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-23 02:14:32,403 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:32,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:32,479 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 02:14:32,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:32,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1272 states and 1498 transitions. [2018-11-23 02:14:32,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1498 transitions. [2018-11-23 02:14:32,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-23 02:14:32,968 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:32,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:33,122 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-23 02:14:33,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:33,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1274 states and 1500 transitions. [2018-11-23 02:14:33,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1500 transitions. [2018-11-23 02:14:33,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-23 02:14:33,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:33,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:33,415 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-23 02:14:33,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:33,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1284 states and 1510 transitions. [2018-11-23 02:14:33,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1510 transitions. [2018-11-23 02:14:33,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-23 02:14:33,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:33,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:33,903 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 02:14:34,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:34,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1360 states and 1593 transitions. [2018-11-23 02:14:34,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1593 transitions. [2018-11-23 02:14:34,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-23 02:14:34,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:34,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:35,047 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-23 02:14:35,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:35,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1404 states and 1637 transitions. [2018-11-23 02:14:35,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1637 transitions. [2018-11-23 02:14:35,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-23 02:14:35,550 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:35,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:35,617 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-23 02:14:35,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:35,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1408 states and 1641 transitions. [2018-11-23 02:14:35,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1641 transitions. [2018-11-23 02:14:35,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-23 02:14:35,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:35,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:35,699 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 195 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 02:14:36,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:36,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1440 states and 1680 transitions. [2018-11-23 02:14:36,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 1680 transitions. [2018-11-23 02:14:36,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-23 02:14:36,466 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:36,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:36,549 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 195 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 02:14:36,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:36,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1441 states and 1681 transitions. [2018-11-23 02:14:36,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 1681 transitions. [2018-11-23 02:14:36,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-23 02:14:36,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:36,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:36,801 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-23 02:14:37,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:37,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 1461 states and 1704 transitions. [2018-11-23 02:14:37,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 1704 transitions. [2018-11-23 02:14:37,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-23 02:14:37,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:37,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:38,027 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 221 proven. 9 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-23 02:14:38,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:38,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1476 states and 1721 transitions. [2018-11-23 02:14:38,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 1721 transitions. [2018-11-23 02:14:38,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-23 02:14:38,941 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:38,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:38,984 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-23 02:14:39,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:39,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1478 states and 1724 transitions. [2018-11-23 02:14:39,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1724 transitions. [2018-11-23 02:14:39,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-23 02:14:39,227 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:39,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:39,256 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-23 02:14:39,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:39,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1482 states and 1729 transitions. [2018-11-23 02:14:39,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 1729 transitions. [2018-11-23 02:14:39,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-23 02:14:39,390 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:39,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:39,961 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 02:14:41,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:41,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1532 states and 1782 transitions. [2018-11-23 02:14:41,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1782 transitions. [2018-11-23 02:14:41,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-23 02:14:41,454 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:41,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:41,512 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-23 02:14:41,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:41,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 1540 states and 1790 transitions. [2018-11-23 02:14:41,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1790 transitions. [2018-11-23 02:14:41,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-23 02:14:41,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:42,009 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-23 02:14:42,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:42,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 1541 states and 1790 transitions. [2018-11-23 02:14:42,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 1790 transitions. [2018-11-23 02:14:42,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-23 02:14:42,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:42,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:42,114 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 02:14:42,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:42,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1547 states and 1795 transitions. [2018-11-23 02:14:42,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 1795 transitions. [2018-11-23 02:14:42,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-23 02:14:42,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:42,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:42,488 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 02:14:43,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:43,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1562 states and 1813 transitions. [2018-11-23 02:14:43,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 1813 transitions. [2018-11-23 02:14:43,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-23 02:14:43,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:43,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:43,688 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-23 02:14:43,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:43,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 1565 states and 1817 transitions. [2018-11-23 02:14:43,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 1817 transitions. [2018-11-23 02:14:43,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-23 02:14:43,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:44,070 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 02:14:44,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:44,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1823 states to 1570 states and 1823 transitions. [2018-11-23 02:14:44,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 1823 transitions. [2018-11-23 02:14:44,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-23 02:14:44,432 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:44,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:45,185 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:47,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:47,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1886 states to 1621 states and 1886 transitions. [2018-11-23 02:14:47,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 1886 transitions. [2018-11-23 02:14:47,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-23 02:14:47,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:47,851 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:48,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:48,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 1623 states and 1888 transitions. [2018-11-23 02:14:48,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 1888 transitions. [2018-11-23 02:14:48,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-23 02:14:48,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:48,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:48,196 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 209 proven. 4 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-23 02:14:48,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:48,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 1627 states and 1895 transitions. [2018-11-23 02:14:48,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 1895 transitions. [2018-11-23 02:14:48,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-23 02:14:48,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:48,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:48,607 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 209 proven. 4 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-23 02:14:48,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:48,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1628 states and 1896 transitions. [2018-11-23 02:14:48,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 1896 transitions. [2018-11-23 02:14:48,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-23 02:14:48,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:49,121 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:50,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:50,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1918 states to 1644 states and 1918 transitions. [2018-11-23 02:14:50,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 1918 transitions. [2018-11-23 02:14:50,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-23 02:14:50,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:50,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:50,663 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:51,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:51,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1648 states and 1921 transitions. [2018-11-23 02:14:51,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 1921 transitions. [2018-11-23 02:14:51,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-23 02:14:51,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:51,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:51,127 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-11-23 02:14:51,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:51,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1649 states and 1921 transitions. [2018-11-23 02:14:51,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 1921 transitions. [2018-11-23 02:14:51,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-23 02:14:51,444 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:52,114 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 02:14:54,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:54,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1702 states and 1979 transitions. [2018-11-23 02:14:54,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 1979 transitions. [2018-11-23 02:14:54,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-23 02:14:54,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:54,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:54,977 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 02:14:55,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:55,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 1704 states and 1980 transitions. [2018-11-23 02:14:55,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 1980 transitions. [2018-11-23 02:14:55,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-23 02:14:55,216 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:55,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:55,270 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 191 proven. 1 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 02:14:56,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:56,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 1727 states and 2008 transitions. [2018-11-23 02:14:56,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 2008 transitions. [2018-11-23 02:14:56,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-23 02:14:56,063 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:56,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:56,163 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 263 proven. 42 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:14:57,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:57,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 1738 states and 2024 transitions. [2018-11-23 02:14:57,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 2024 transitions. [2018-11-23 02:14:57,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-23 02:14:57,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:57,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:57,160 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 164 proven. 1 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-23 02:14:57,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:57,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 1739 states and 2024 transitions. [2018-11-23 02:14:57,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 2024 transitions. [2018-11-23 02:14:57,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-23 02:14:57,428 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:57,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:57,528 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 209 proven. 16 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-23 02:14:58,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:58,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 1772 states and 2064 transitions. [2018-11-23 02:14:58,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2064 transitions. [2018-11-23 02:14:58,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-23 02:14:58,606 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:58,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:58,669 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 209 proven. 16 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-23 02:14:59,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:59,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2071 states to 1780 states and 2071 transitions. [2018-11-23 02:14:59,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2071 transitions. [2018-11-23 02:14:59,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-23 02:14:59,111 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:59,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:59,148 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 290 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 02:14:59,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:59,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 1785 states and 2078 transitions. [2018-11-23 02:14:59,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 2078 transitions. [2018-11-23 02:14:59,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-23 02:14:59,427 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:59,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:59,467 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 02:14:59,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:59,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 1797 states and 2090 transitions. [2018-11-23 02:14:59,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 2090 transitions. [2018-11-23 02:14:59,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-23 02:14:59,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:59,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:59,567 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 02:14:59,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:14:59,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 1802 states and 2094 transitions. [2018-11-23 02:14:59,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 2094 transitions. [2018-11-23 02:14:59,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-23 02:14:59,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:14:59,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:14:59,915 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-23 02:15:00,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:00,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 1822 states and 2117 transitions. [2018-11-23 02:15:00,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 2117 transitions. [2018-11-23 02:15:00,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-23 02:15:00,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:00,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:00,265 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-23 02:15:00,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:00,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 1823 states and 2118 transitions. [2018-11-23 02:15:00,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 2118 transitions. [2018-11-23 02:15:00,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-23 02:15:00,297 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:00,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:00,352 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-23 02:15:00,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:00,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 1824 states and 2118 transitions. [2018-11-23 02:15:00,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 2118 transitions. [2018-11-23 02:15:00,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-23 02:15:00,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:00,633 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-23 02:15:00,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:00,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 1827 states and 2120 transitions. [2018-11-23 02:15:00,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 2120 transitions. [2018-11-23 02:15:00,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-23 02:15:00,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:00,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:00,712 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-23 02:15:02,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:02,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 1846 states and 2145 transitions. [2018-11-23 02:15:02,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2145 transitions. [2018-11-23 02:15:02,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-23 02:15:02,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:02,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:02,353 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-23 02:15:02,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:02,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1858 states and 2156 transitions. [2018-11-23 02:15:02,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 2156 transitions. [2018-11-23 02:15:02,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-23 02:15:02,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:02,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:02,955 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-23 02:15:05,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:05,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1893 states and 2193 transitions. [2018-11-23 02:15:05,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 2193 transitions. [2018-11-23 02:15:05,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-23 02:15:05,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:05,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:05,413 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-23 02:15:06,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:06,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 1911 states and 2211 transitions. [2018-11-23 02:15:06,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 2211 transitions. [2018-11-23 02:15:06,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-23 02:15:06,140 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:06,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:06,835 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 303 proven. 61 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:15:09,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:09,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2263 states to 1950 states and 2263 transitions. [2018-11-23 02:15:09,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1950 states and 2263 transitions. [2018-11-23 02:15:09,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-23 02:15:09,647 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:09,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:10,000 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 303 proven. 61 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:15:10,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:10,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2269 states to 1957 states and 2269 transitions. [2018-11-23 02:15:10,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1957 states and 2269 transitions. [2018-11-23 02:15:10,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-23 02:15:10,752 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:10,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:11,053 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 303 proven. 61 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 02:15:11,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:11,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 1961 states and 2272 transitions. [2018-11-23 02:15:11,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 2272 transitions. [2018-11-23 02:15:11,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-23 02:15:11,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:11,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:11,680 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 370 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 02:15:13,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:13,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 2004 states and 2321 transitions. [2018-11-23 02:15:13,559 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2321 transitions. [2018-11-23 02:15:13,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-23 02:15:13,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:13,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:13,633 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 370 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 02:15:13,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:13,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2324 states to 2007 states and 2324 transitions. [2018-11-23 02:15:13,998 INFO L276 IsEmpty]: Start isEmpty. Operand 2007 states and 2324 transitions. [2018-11-23 02:15:13,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-23 02:15:13,999 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:14,051 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 02:15:14,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:14,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 2021 states and 2337 transitions. [2018-11-23 02:15:14,109 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 2337 transitions. [2018-11-23 02:15:14,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 02:15:14,110 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:14,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:14,147 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 296 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-23 02:15:15,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:15,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 2056 states and 2374 transitions. [2018-11-23 02:15:15,569 INFO L276 IsEmpty]: Start isEmpty. Operand 2056 states and 2374 transitions. [2018-11-23 02:15:15,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 02:15:15,571 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:15,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:15,608 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 296 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-23 02:15:16,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:16,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2376 states to 2058 states and 2376 transitions. [2018-11-23 02:15:16,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2058 states and 2376 transitions. [2018-11-23 02:15:16,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 02:15:16,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:16,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:16,104 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 296 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-23 02:15:16,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:16,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2394 states to 2076 states and 2394 transitions. [2018-11-23 02:15:16,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 2394 transitions. [2018-11-23 02:15:16,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-23 02:15:16,918 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:16,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:16,985 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 297 proven. 4 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-23 02:15:17,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:17,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 2081 states and 2400 transitions. [2018-11-23 02:15:17,414 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 2400 transitions. [2018-11-23 02:15:17,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 02:15:17,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:17,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:17,478 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 02:15:18,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:18,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 2132 states and 2454 transitions. [2018-11-23 02:15:18,689 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 2454 transitions. [2018-11-23 02:15:18,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-23 02:15:18,691 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:18,869 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 330 proven. 4 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-23 02:15:19,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:19,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2474 states to 2145 states and 2474 transitions. [2018-11-23 02:15:19,820 INFO L276 IsEmpty]: Start isEmpty. Operand 2145 states and 2474 transitions. [2018-11-23 02:15:19,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-23 02:15:19,821 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:19,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:19,986 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 330 proven. 4 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-23 02:15:20,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:20,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 2150 states and 2478 transitions. [2018-11-23 02:15:20,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 2478 transitions. [2018-11-23 02:15:20,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-23 02:15:20,528 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:20,588 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-11-23 02:15:20,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:20,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2481 states to 2154 states and 2481 transitions. [2018-11-23 02:15:20,760 INFO L276 IsEmpty]: Start isEmpty. Operand 2154 states and 2481 transitions. [2018-11-23 02:15:20,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-23 02:15:20,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:20,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:20,826 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 378 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-23 02:15:21,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:21,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2510 states to 2180 states and 2510 transitions. [2018-11-23 02:15:21,305 INFO L276 IsEmpty]: Start isEmpty. Operand 2180 states and 2510 transitions. [2018-11-23 02:15:21,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-23 02:15:21,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:21,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:21,369 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 378 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-23 02:15:22,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:22,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2232 states and 2565 transitions. [2018-11-23 02:15:22,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2232 states and 2565 transitions. [2018-11-23 02:15:22,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-23 02:15:22,459 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:22,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:22,522 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 378 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-23 02:15:22,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:22,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2233 states and 2565 transitions. [2018-11-23 02:15:22,802 INFO L276 IsEmpty]: Start isEmpty. Operand 2233 states and 2565 transitions. [2018-11-23 02:15:22,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-23 02:15:22,803 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:22,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:22,900 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 335 proven. 6 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 02:15:23,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:23,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 2245 states and 2587 transitions. [2018-11-23 02:15:23,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2245 states and 2587 transitions. [2018-11-23 02:15:24,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-23 02:15:24,000 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:24,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:24,134 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 335 proven. 6 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 02:15:24,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:24,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 2249 states and 2591 transitions. [2018-11-23 02:15:24,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2249 states and 2591 transitions. [2018-11-23 02:15:24,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-23 02:15:24,471 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:24,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:24,591 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 335 proven. 6 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 02:15:24,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:24,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2595 states to 2253 states and 2595 transitions. [2018-11-23 02:15:24,903 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 2595 transitions. [2018-11-23 02:15:24,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 02:15:24,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:24,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:25,757 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 02:15:31,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:31,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 2367 states and 2732 transitions. [2018-11-23 02:15:31,302 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 2732 transitions. [2018-11-23 02:15:31,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 02:15:31,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:31,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:31,443 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 02:15:32,458 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2018-11-23 02:15:34,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:34,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 2400 states and 2772 transitions. [2018-11-23 02:15:34,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2400 states and 2772 transitions. [2018-11-23 02:15:34,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 02:15:34,318 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:34,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:34,465 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 02:15:35,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:35,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2779 states to 2406 states and 2779 transitions. [2018-11-23 02:15:35,203 INFO L276 IsEmpty]: Start isEmpty. Operand 2406 states and 2779 transitions. [2018-11-23 02:15:35,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 02:15:35,204 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:35,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:35,343 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 02:15:36,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:36,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 2425 states and 2800 transitions. [2018-11-23 02:15:36,319 INFO L276 IsEmpty]: Start isEmpty. Operand 2425 states and 2800 transitions. [2018-11-23 02:15:36,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 02:15:36,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:36,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:36,459 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 02:15:36,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:36,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 2428 states and 2803 transitions. [2018-11-23 02:15:36,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2428 states and 2803 transitions. [2018-11-23 02:15:36,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 02:15:36,907 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:37,046 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 02:15:38,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:38,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 2434 states and 2811 transitions. [2018-11-23 02:15:38,034 INFO L276 IsEmpty]: Start isEmpty. Operand 2434 states and 2811 transitions. [2018-11-23 02:15:38,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 02:15:38,036 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:38,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:38,178 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 02:15:39,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:39,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2823 states to 2443 states and 2823 transitions. [2018-11-23 02:15:39,307 INFO L276 IsEmpty]: Start isEmpty. Operand 2443 states and 2823 transitions. [2018-11-23 02:15:39,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 02:15:39,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:39,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:39,451 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 02:15:39,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:39,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 2446 states and 2825 transitions. [2018-11-23 02:15:39,920 INFO L276 IsEmpty]: Start isEmpty. Operand 2446 states and 2825 transitions. [2018-11-23 02:15:39,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 02:15:39,921 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:39,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:40,060 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 02:15:40,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:40,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 2450 states and 2828 transitions. [2018-11-23 02:15:40,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2450 states and 2828 transitions. [2018-11-23 02:15:40,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 02:15:40,497 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:40,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:40,635 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 349 proven. 103 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 02:15:41,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:41,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 2451 states and 2829 transitions. [2018-11-23 02:15:41,071 INFO L276 IsEmpty]: Start isEmpty. Operand 2451 states and 2829 transitions. [2018-11-23 02:15:41,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-11-23 02:15:41,072 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:41,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:41,117 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2018-11-23 02:15:41,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:41,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 2454 states and 2831 transitions. [2018-11-23 02:15:41,319 INFO L276 IsEmpty]: Start isEmpty. Operand 2454 states and 2831 transitions. [2018-11-23 02:15:41,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-23 02:15:41,320 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:41,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:41,397 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 300 proven. 8 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-11-23 02:15:41,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:41,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2834 states to 2457 states and 2834 transitions. [2018-11-23 02:15:41,632 INFO L276 IsEmpty]: Start isEmpty. Operand 2457 states and 2834 transitions. [2018-11-23 02:15:41,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-11-23 02:15:41,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:41,853 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 364 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-11-23 02:15:43,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:43,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 2485 states and 2862 transitions. [2018-11-23 02:15:43,635 INFO L276 IsEmpty]: Start isEmpty. Operand 2485 states and 2862 transitions. [2018-11-23 02:15:43,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 02:15:43,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:43,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:43,702 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 406 proven. 4 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 02:15:43,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:43,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2863 states to 2486 states and 2863 transitions. [2018-11-23 02:15:43,737 INFO L276 IsEmpty]: Start isEmpty. Operand 2486 states and 2863 transitions. [2018-11-23 02:15:43,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 02:15:43,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:43,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:43,805 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 406 proven. 4 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 02:15:44,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:44,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2863 states to 2487 states and 2863 transitions. [2018-11-23 02:15:44,157 INFO L276 IsEmpty]: Start isEmpty. Operand 2487 states and 2863 transitions. [2018-11-23 02:15:44,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-23 02:15:44,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:44,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:44,235 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 527 proven. 16 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-23 02:15:47,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:47,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 2525 states and 2905 transitions. [2018-11-23 02:15:47,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2525 states and 2905 transitions. [2018-11-23 02:15:47,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-23 02:15:47,266 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:47,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:47,343 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 527 proven. 16 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-23 02:15:47,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:47,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2911 states to 2531 states and 2911 transitions. [2018-11-23 02:15:47,761 INFO L276 IsEmpty]: Start isEmpty. Operand 2531 states and 2911 transitions. [2018-11-23 02:15:47,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-23 02:15:47,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:47,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:47,938 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 527 proven. 16 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-23 02:15:48,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:48,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2913 states to 2534 states and 2913 transitions. [2018-11-23 02:15:48,344 INFO L276 IsEmpty]: Start isEmpty. Operand 2534 states and 2913 transitions. [2018-11-23 02:15:48,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-11-23 02:15:48,345 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:48,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:48,404 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-23 02:15:51,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:51,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2958 states to 2575 states and 2958 transitions. [2018-11-23 02:15:51,212 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 2958 transitions. [2018-11-23 02:15:51,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-11-23 02:15:51,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:51,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:51,265 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-23 02:15:52,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:52,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 2588 states and 2970 transitions. [2018-11-23 02:15:52,328 INFO L276 IsEmpty]: Start isEmpty. Operand 2588 states and 2970 transitions. [2018-11-23 02:15:52,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-11-23 02:15:52,329 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:52,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:52,380 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-23 02:15:53,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:53,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2975 states to 2592 states and 2975 transitions. [2018-11-23 02:15:53,122 INFO L276 IsEmpty]: Start isEmpty. Operand 2592 states and 2975 transitions. [2018-11-23 02:15:53,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-11-23 02:15:53,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:53,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:53,174 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-23 02:15:53,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:53,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2978 states to 2595 states and 2978 transitions. [2018-11-23 02:15:53,575 INFO L276 IsEmpty]: Start isEmpty. Operand 2595 states and 2978 transitions. [2018-11-23 02:15:53,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-11-23 02:15:53,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:53,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:53,628 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 436 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-23 02:15:53,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:53,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2982 states to 2600 states and 2982 transitions. [2018-11-23 02:15:53,988 INFO L276 IsEmpty]: Start isEmpty. Operand 2600 states and 2982 transitions. [2018-11-23 02:15:53,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-23 02:15:53,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:54,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:54,454 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 236 proven. 129 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2018-11-23 02:15:55,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:55,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3023 states to 2638 states and 3023 transitions. [2018-11-23 02:15:55,143 INFO L276 IsEmpty]: Start isEmpty. Operand 2638 states and 3023 transitions. [2018-11-23 02:15:55,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-23 02:15:55,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:55,366 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 250 proven. 166 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2018-11-23 02:15:55,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:55,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3037 states to 2652 states and 3037 transitions. [2018-11-23 02:15:55,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2652 states and 3037 transitions. [2018-11-23 02:15:55,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-11-23 02:15:55,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:55,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:55,606 INFO L134 CoverageAnalysis]: Checked inductivity of 623 backedges. 496 proven. 6 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-23 02:15:57,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:57,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3084 states to 2692 states and 3084 transitions. [2018-11-23 02:15:57,176 INFO L276 IsEmpty]: Start isEmpty. Operand 2692 states and 3084 transitions. [2018-11-23 02:15:57,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-11-23 02:15:57,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:57,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:57,294 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 533 proven. 6 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 02:15:58,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:58,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3095 states to 2699 states and 3095 transitions. [2018-11-23 02:15:58,010 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 3095 transitions. [2018-11-23 02:15:58,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-11-23 02:15:58,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:58,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:58,130 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 533 proven. 6 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 02:15:58,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:58,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3095 states to 2700 states and 3095 transitions. [2018-11-23 02:15:58,345 INFO L276 IsEmpty]: Start isEmpty. Operand 2700 states and 3095 transitions. [2018-11-23 02:15:58,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-11-23 02:15:58,347 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:58,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:58,465 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 533 proven. 6 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 02:15:58,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:58,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3095 states to 2701 states and 3095 transitions. [2018-11-23 02:15:58,820 INFO L276 IsEmpty]: Start isEmpty. Operand 2701 states and 3095 transitions. [2018-11-23 02:15:58,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2018-11-23 02:15:58,822 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:58,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:58,928 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 554 proven. 8 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-23 02:15:59,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:59,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3119 states to 2725 states and 3119 transitions. [2018-11-23 02:15:59,329 INFO L276 IsEmpty]: Start isEmpty. Operand 2725 states and 3119 transitions. [2018-11-23 02:15:59,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2018-11-23 02:15:59,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:59,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:59,548 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 554 proven. 8 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-23 02:15:59,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:15:59,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 2744 states and 3137 transitions. [2018-11-23 02:15:59,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2744 states and 3137 transitions. [2018-11-23 02:15:59,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-23 02:15:59,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:15:59,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:15:59,985 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 315 proven. 0 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2018-11-23 02:16:00,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:16:00,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3219 states to 2823 states and 3219 transitions. [2018-11-23 02:16:00,758 INFO L276 IsEmpty]: Start isEmpty. Operand 2823 states and 3219 transitions. [2018-11-23 02:16:00,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2018-11-23 02:16:00,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:16:00,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:16:00,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1274 backedges. 631 proven. 0 refuted. 0 times theorem prover too weak. 643 trivial. 0 not checked. [2018-11-23 02:16:01,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:16:01,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3135 states to 2742 states and 3135 transitions. [2018-11-23 02:16:01,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3135 transitions. [2018-11-23 02:16:01,331 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 02:16:01,331 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 162 iterations. [2018-11-23 02:16:01,338 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 02:16:01,444 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 13 [2018-11-23 02:16:02,761 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 13 [2018-11-23 02:16:02,907 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 13 [2018-11-23 02:16:03,078 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 13 [2018-11-23 02:16:03,577 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 46 [2018-11-23 02:16:04,407 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 13 [2018-11-23 02:16:04,681 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 43 [2018-11-23 02:16:05,361 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 13 [2018-11-23 02:16:06,169 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 13 [2018-11-23 02:16:06,517 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 13 [2018-11-23 02:16:06,884 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 43 [2018-11-23 02:16:07,046 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:16:07,048 INFO L579 CodeCheckObserver]: Invariant with dag size 13 [2018-11-23 02:16:07,053 INFO L579 CodeCheckObserver]: Invariant with dag size 13 [2018-11-23 02:16:07,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 02:16:07 ImpRootNode [2018-11-23 02:16:07,054 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 02:16:07,054 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 02:16:07,054 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 02:16:07,054 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 02:16:07,055 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:14:05" (3/4) ... [2018-11-23 02:16:07,057 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 02:16:07,071 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-11-23 02:16:07,073 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-23 02:16:07,074 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-23 02:16:07,074 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 02:16:07,181 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7303b457-69d1-4fe7-a153-6470bf26c9cc/bin-2019/ukojak/witness.graphml [2018-11-23 02:16:07,181 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 02:16:07,181 INFO L168 Benchmark]: Toolchain (without parser) took 123665.31 ms. Allocated memory was 1.0 GB in the beginning and 4.5 GB in the end (delta: 3.5 GB). Free memory was 956.4 MB in the beginning and 3.3 GB in the end (delta: -2.4 GB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2018-11-23 02:16:07,182 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:16:07,182 INFO L168 Benchmark]: CACSL2BoogieTranslator took 346.93 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 921.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-23 02:16:07,182 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.54 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 921.5 MB in the beginning and 1.1 GB in the end (delta: -176.6 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-23 02:16:07,182 INFO L168 Benchmark]: Boogie Preprocessor took 41.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2018-11-23 02:16:07,183 INFO L168 Benchmark]: RCFGBuilder took 1557.77 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 845.6 MB in the end (delta: 245.3 MB). Peak memory consumption was 245.3 MB. Max. memory is 11.5 GB. [2018-11-23 02:16:07,183 INFO L168 Benchmark]: CodeCheck took 121486.81 ms. Allocated memory was 1.1 GB in the beginning and 4.5 GB in the end (delta: 3.3 GB). Free memory was 845.6 MB in the beginning and 3.3 GB in the end (delta: -2.5 GB). Peak memory consumption was 3.1 GB. Max. memory is 11.5 GB. [2018-11-23 02:16:07,183 INFO L168 Benchmark]: Witness Printer took 126.75 ms. Allocated memory is still 4.5 GB. Free memory is still 3.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:16:07,185 INFO L336 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, 227 locations, 1 error locations. SAFE Result, 115.7s OverallTime, 162 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 9014536 SDtfs, 1364158728 SDslu, 55235440 SDs, 0 SdLazy, 425135700 SolverSat, -1596377584 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 577.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 234869 GetRequests, 229799 SyntacticMatches, 3732 SemanticMatches, 1338 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1254024 ImplicationChecksByTransitivity, 94.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 12.2s InterpolantComputationTime, 37904 NumberOfCodeBlocks, 37904 NumberOfCodeBlocksAsserted, 161 NumberOfCheckSat, 37743 ConstructedInterpolants, 0 QuantifiedInterpolants, 33081880 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 161 InterpolantComputations, 108 PerfectInterpolantSequences, 47540/49363 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 568]: 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: ((a11 == 1 || a25 == 1) || !(a28 == 10)) || a17 == 8 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a11 == 1 || a17 == 8) || !(a28 == 10)) || a25 == 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 346.93 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 921.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 102.54 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 921.5 MB in the beginning and 1.1 GB in the end (delta: -176.6 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1557.77 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 845.6 MB in the end (delta: 245.3 MB). Peak memory consumption was 245.3 MB. Max. memory is 11.5 GB. * CodeCheck took 121486.81 ms. Allocated memory was 1.1 GB in the beginning and 4.5 GB in the end (delta: 3.3 GB). Free memory was 845.6 MB in the beginning and 3.3 GB in the end (delta: -2.5 GB). Peak memory consumption was 3.1 GB. Max. memory is 11.5 GB. * Witness Printer took 126.75 ms. Allocated memory is still 4.5 GB. Free memory is still 3.3 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...