./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label34_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4bef6723-f46e-4917-95a6-8937cd1af7e2/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4bef6723-f46e-4917-95a6-8937cd1af7e2/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4bef6723-f46e-4917-95a6-8937cd1af7e2/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4bef6723-f46e-4917-95a6-8937cd1af7e2/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label34_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4bef6723-f46e-4917-95a6-8937cd1af7e2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4bef6723-f46e-4917-95a6-8937cd1af7e2/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 f01979d5da4d022026be8efd02bfc41090b6cbce .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 18:19:46,891 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 18:19:46,892 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 18:19:46,902 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 18:19:46,902 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 18:19:46,903 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 18:19:46,904 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 18:19:46,905 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 18:19:46,906 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 18:19:46,907 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 18:19:46,908 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 18:19:46,908 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 18:19:46,909 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 18:19:46,909 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 18:19:46,910 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 18:19:46,911 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 18:19:46,912 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 18:19:46,913 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 18:19:46,915 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 18:19:46,916 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 18:19:46,917 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 18:19:46,919 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 18:19:46,925 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 18:19:46,925 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 18:19:46,926 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 18:19:46,926 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 18:19:46,927 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 18:19:46,928 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 18:19:46,928 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 18:19:46,929 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 18:19:46,929 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 18:19:46,930 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 18:19:46,930 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 18:19:46,933 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 18:19:46,934 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 18:19:46,934 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 18:19:46,935 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4bef6723-f46e-4917-95a6-8937cd1af7e2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 18:19:46,949 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 18:19:46,950 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 18:19:46,950 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 18:19:46,951 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 18:19:46,951 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 18:19:46,951 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 18:19:46,951 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 18:19:46,952 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 18:19:46,952 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 18:19:46,952 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 18:19:46,952 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 18:19:46,954 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 18:19:46,954 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 18:19:46,954 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 18:19:46,954 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 18:19:46,954 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 18:19:46,954 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 18:19:46,955 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 18:19:46,955 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 18:19:46,955 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 18:19:46,955 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 18:19:46,955 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 18:19:46,955 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 18:19:46,955 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 18:19:46,956 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 18:19:46,956 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 18:19:46,956 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 18:19:46,956 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 18:19:46,956 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 18:19:46,956 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_4bef6723-f46e-4917-95a6-8937cd1af7e2/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 -> f01979d5da4d022026be8efd02bfc41090b6cbce [2018-11-18 18:19:47,001 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 18:19:47,015 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 18:19:47,019 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 18:19:47,020 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 18:19:47,021 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 18:19:47,021 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4bef6723-f46e-4917-95a6-8937cd1af7e2/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label34_true-unreach-call_false-termination.c [2018-11-18 18:19:47,073 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4bef6723-f46e-4917-95a6-8937cd1af7e2/bin-2019/ukojak/data/b40927718/41bf4e4fc027407c8e7b7dc9957bfc25/FLAGbbf8c8354 [2018-11-18 18:19:47,548 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 18:19:47,549 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4bef6723-f46e-4917-95a6-8937cd1af7e2/sv-benchmarks/c/eca-rers2012/Problem01_label34_true-unreach-call_false-termination.c [2018-11-18 18:19:47,561 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4bef6723-f46e-4917-95a6-8937cd1af7e2/bin-2019/ukojak/data/b40927718/41bf4e4fc027407c8e7b7dc9957bfc25/FLAGbbf8c8354 [2018-11-18 18:19:47,895 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4bef6723-f46e-4917-95a6-8937cd1af7e2/bin-2019/ukojak/data/b40927718/41bf4e4fc027407c8e7b7dc9957bfc25 [2018-11-18 18:19:47,901 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 18:19:47,902 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 18:19:47,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 18:19:47,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 18:19:47,907 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 18:19:47,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:19:47" (1/1) ... [2018-11-18 18:19:47,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c0f4c09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:47, skipping insertion in model container [2018-11-18 18:19:47,910 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:19:47" (1/1) ... [2018-11-18 18:19:47,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 18:19:47,971 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 18:19:48,311 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 18:19:48,315 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 18:19:48,393 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 18:19:48,409 INFO L195 MainTranslator]: Completed translation [2018-11-18 18:19:48,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:48 WrapperNode [2018-11-18 18:19:48,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 18:19:48,411 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 18:19:48,411 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 18:19:48,411 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 18:19:48,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:48" (1/1) ... [2018-11-18 18:19:48,561 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:48" (1/1) ... [2018-11-18 18:19:48,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 18:19:48,642 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 18:19:48,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 18:19:48,642 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 18:19:48,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:48" (1/1) ... [2018-11-18 18:19:48,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:48" (1/1) ... [2018-11-18 18:19:48,661 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:48" (1/1) ... [2018-11-18 18:19:48,663 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:48" (1/1) ... [2018-11-18 18:19:48,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:48" (1/1) ... [2018-11-18 18:19:48,706 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:48" (1/1) ... [2018-11-18 18:19:48,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:48" (1/1) ... [2018-11-18 18:19:48,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 18:19:48,717 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 18:19:48,717 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 18:19:48,717 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 18:19:48,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:19:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4bef6723-f46e-4917-95a6-8937cd1af7e2/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 [2018-11-18 18:19:48,774 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 18:19:48,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 18:19:48,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 18:19:51,839 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 18:19:51,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:19:51 BoogieIcfgContainer [2018-11-18 18:19:51,840 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 18:19:51,840 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 18:19:51,842 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 18:19:51,852 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 18:19:51,853 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:19:51" (1/1) ... [2018-11-18 18:19:51,863 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 18:19:51,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:19:51,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-18 18:19:51,898 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-18 18:19:51,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 18:19:51,902 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:19:52,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:19:52,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:19:52,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:19:52,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 147 states and 246 transitions. [2018-11-18 18:19:52,771 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 246 transitions. [2018-11-18 18:19:52,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 18:19:52,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:19:52,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:19:52,908 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:19:53,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:19:53,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 148 states and 247 transitions. [2018-11-18 18:19:53,184 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 247 transitions. [2018-11-18 18:19:53,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 18:19:53,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:19:53,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:19:53,284 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:19:53,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:19:53,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 153 states and 256 transitions. [2018-11-18 18:19:53,408 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 256 transitions. [2018-11-18 18:19:53,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 18:19:53,413 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:19:53,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:19:53,924 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:19:54,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:19:54,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 158 states and 264 transitions. [2018-11-18 18:19:54,587 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 264 transitions. [2018-11-18 18:19:54,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 18:19:54,589 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:19:54,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:19:54,621 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 18:19:54,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:19:54,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 159 states and 265 transitions. [2018-11-18 18:19:54,840 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 265 transitions. [2018-11-18 18:19:54,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 18:19:54,842 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:19:54,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:19:55,011 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 18:19:55,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:19:55,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 172 states and 287 transitions. [2018-11-18 18:19:55,321 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 287 transitions. [2018-11-18 18:19:55,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 18:19:55,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:19:55,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:19:55,486 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:19:56,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:19:56,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 187 states and 307 transitions. [2018-11-18 18:19:56,012 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 307 transitions. [2018-11-18 18:19:56,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 18:19:56,012 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:19:56,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:19:56,041 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:19:56,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:19:56,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 191 states and 312 transitions. [2018-11-18 18:19:56,144 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 312 transitions. [2018-11-18 18:19:56,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 18:19:56,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:19:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:19:56,281 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:19:56,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:19:56,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 207 states and 336 transitions. [2018-11-18 18:19:56,967 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 336 transitions. [2018-11-18 18:19:56,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 18:19:56,968 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:19:56,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:19:56,995 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:19:57,495 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-11-18 18:19:57,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:19:57,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 214 states and 346 transitions. [2018-11-18 18:19:57,591 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 346 transitions. [2018-11-18 18:19:57,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 18:19:57,592 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:19:57,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:19:57,835 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:19:58,749 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 32 [2018-11-18 18:19:59,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:19:59,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 230 states and 372 transitions. [2018-11-18 18:19:59,071 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 372 transitions. [2018-11-18 18:19:59,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 18:19:59,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:19:59,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:19:59,089 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:19:59,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:19:59,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 231 states and 376 transitions. [2018-11-18 18:19:59,256 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 376 transitions. [2018-11-18 18:19:59,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 18:19:59,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:19:59,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:19:59,311 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 18:19:59,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:19:59,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 242 states and 388 transitions. [2018-11-18 18:19:59,692 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 388 transitions. [2018-11-18 18:19:59,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 18:19:59,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:19:59,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:19:59,746 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 18:20:00,241 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 26 [2018-11-18 18:20:00,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:00,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 245 states and 392 transitions. [2018-11-18 18:20:00,481 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 392 transitions. [2018-11-18 18:20:00,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 18:20:00,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:00,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:00,500 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:20:00,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:00,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 254 states and 404 transitions. [2018-11-18 18:20:00,761 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 404 transitions. [2018-11-18 18:20:00,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 18:20:00,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:00,845 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 18:20:01,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:01,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 266 states and 422 transitions. [2018-11-18 18:20:01,543 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 422 transitions. [2018-11-18 18:20:01,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 18:20:01,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:01,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:01,567 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 18:20:01,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:01,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 267 states and 423 transitions. [2018-11-18 18:20:01,878 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 423 transitions. [2018-11-18 18:20:01,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 18:20:01,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:01,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:01,895 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:20:02,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:02,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 278 states and 439 transitions. [2018-11-18 18:20:02,162 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 439 transitions. [2018-11-18 18:20:02,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 18:20:02,163 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:02,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:02,184 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:20:02,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:02,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 290 states and 453 transitions. [2018-11-18 18:20:02,517 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 453 transitions. [2018-11-18 18:20:02,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 18:20:02,518 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:02,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:02,539 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:20:02,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:02,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 294 states and 458 transitions. [2018-11-18 18:20:02,717 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 458 transitions. [2018-11-18 18:20:02,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 18:20:02,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:02,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:02,815 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:20:03,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:03,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 322 states and 495 transitions. [2018-11-18 18:20:03,642 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 495 transitions. [2018-11-18 18:20:03,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 18:20:03,643 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:03,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:03,663 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 18:20:03,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:03,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 331 states and 503 transitions. [2018-11-18 18:20:03,961 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 503 transitions. [2018-11-18 18:20:03,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 18:20:03,961 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:03,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:03,980 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:20:04,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:04,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 335 states and 508 transitions. [2018-11-18 18:20:04,960 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 508 transitions. [2018-11-18 18:20:04,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 18:20:04,961 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:04,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:04,989 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:20:05,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:05,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 339 states and 511 transitions. [2018-11-18 18:20:05,228 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 511 transitions. [2018-11-18 18:20:05,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 18:20:05,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:05,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:05,259 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:20:05,859 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-11-18 18:20:06,919 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2018-11-18 18:20:07,270 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 22 [2018-11-18 18:20:07,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:07,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 355 states and 529 transitions. [2018-11-18 18:20:07,399 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 529 transitions. [2018-11-18 18:20:07,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 18:20:07,400 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:07,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:07,424 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:20:07,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:07,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 359 states and 533 transitions. [2018-11-18 18:20:07,944 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 533 transitions. [2018-11-18 18:20:07,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 18:20:07,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:07,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:07,968 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:20:08,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:08,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 361 states and 535 transitions. [2018-11-18 18:20:08,156 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 535 transitions. [2018-11-18 18:20:08,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 18:20:08,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:08,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:08,317 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:20:08,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:08,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 367 states and 549 transitions. [2018-11-18 18:20:08,599 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 549 transitions. [2018-11-18 18:20:08,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 18:20:08,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:08,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:08,634 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:20:09,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:09,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 438 states and 625 transitions. [2018-11-18 18:20:09,103 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 625 transitions. [2018-11-18 18:20:09,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 18:20:09,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:09,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:09,209 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:09,619 WARN L180 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2018-11-18 18:20:10,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:10,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 452 states and 645 transitions. [2018-11-18 18:20:10,690 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 645 transitions. [2018-11-18 18:20:10,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 18:20:10,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:10,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:10,759 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:20:11,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:11,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 466 states and 665 transitions. [2018-11-18 18:20:11,409 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 665 transitions. [2018-11-18 18:20:11,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 18:20:11,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:11,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:11,457 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:20:11,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:11,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 476 states and 678 transitions. [2018-11-18 18:20:11,919 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 678 transitions. [2018-11-18 18:20:11,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 18:20:11,920 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:11,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:11,966 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:20:12,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:12,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 486 states and 688 transitions. [2018-11-18 18:20:12,234 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 688 transitions. [2018-11-18 18:20:12,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 18:20:12,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:12,253 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:20:12,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:12,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 488 states and 690 transitions. [2018-11-18 18:20:12,473 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 690 transitions. [2018-11-18 18:20:12,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 18:20:12,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:12,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:12,496 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:20:12,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:12,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 489 states and 694 transitions. [2018-11-18 18:20:12,651 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 694 transitions. [2018-11-18 18:20:12,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 18:20:12,651 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:12,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:12,681 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:20:12,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:12,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 490 states and 697 transitions. [2018-11-18 18:20:12,951 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 697 transitions. [2018-11-18 18:20:12,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 18:20:12,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:12,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:12,976 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 18:20:13,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:13,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 505 states and 718 transitions. [2018-11-18 18:20:13,716 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 718 transitions. [2018-11-18 18:20:13,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 18:20:13,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:13,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:13,940 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 57 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 18:20:14,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:14,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 528 states and 748 transitions. [2018-11-18 18:20:14,616 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 748 transitions. [2018-11-18 18:20:14,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 18:20:14,616 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:14,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:14,632 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:15,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:15,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 541 states and 763 transitions. [2018-11-18 18:20:15,197 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 763 transitions. [2018-11-18 18:20:15,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 18:20:15,198 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:15,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:15,347 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:15,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:15,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 544 states and 768 transitions. [2018-11-18 18:20:15,690 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 768 transitions. [2018-11-18 18:20:15,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-18 18:20:15,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:15,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:15,737 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:16,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:16,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 557 states and 785 transitions. [2018-11-18 18:20:16,304 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 785 transitions. [2018-11-18 18:20:16,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 18:20:16,304 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:16,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:16,323 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 18:20:16,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:16,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 560 states and 787 transitions. [2018-11-18 18:20:16,563 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 787 transitions. [2018-11-18 18:20:16,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 18:20:16,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:16,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:16,632 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:17,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:17,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 567 states and 796 transitions. [2018-11-18 18:20:17,061 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 796 transitions. [2018-11-18 18:20:17,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 18:20:17,061 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:17,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:17,081 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:17,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:17,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 568 states and 796 transitions. [2018-11-18 18:20:17,171 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 796 transitions. [2018-11-18 18:20:17,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 18:20:17,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:17,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:17,308 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:18,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:18,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 585 states and 821 transitions. [2018-11-18 18:20:18,108 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 821 transitions. [2018-11-18 18:20:18,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 18:20:18,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:18,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:18,126 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 18:20:18,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:18,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 594 states and 831 transitions. [2018-11-18 18:20:18,332 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 831 transitions. [2018-11-18 18:20:18,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 18:20:18,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:18,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:18,350 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 18:20:18,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:18,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 595 states and 832 transitions. [2018-11-18 18:20:18,530 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 832 transitions. [2018-11-18 18:20:18,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 18:20:18,530 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:18,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:18,548 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 18:20:18,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:18,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 597 states and 833 transitions. [2018-11-18 18:20:18,651 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 833 transitions. [2018-11-18 18:20:18,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 18:20:18,652 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:18,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:18,679 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 18:20:18,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:18,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 599 states and 834 transitions. [2018-11-18 18:20:18,818 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 834 transitions. [2018-11-18 18:20:18,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 18:20:18,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:18,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:18,840 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 18:20:18,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:18,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 600 states and 836 transitions. [2018-11-18 18:20:18,865 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 836 transitions. [2018-11-18 18:20:18,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 18:20:18,865 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:18,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:18,933 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:19,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:19,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 607 states and 844 transitions. [2018-11-18 18:20:19,084 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 844 transitions. [2018-11-18 18:20:19,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 18:20:19,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:19,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:19,114 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 18:20:19,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:19,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 609 states and 847 transitions. [2018-11-18 18:20:19,210 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 847 transitions. [2018-11-18 18:20:19,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 18:20:19,211 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:19,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:19,312 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 18:20:19,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:19,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 621 states and 862 transitions. [2018-11-18 18:20:19,851 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 862 transitions. [2018-11-18 18:20:19,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 18:20:19,851 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:19,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:20,265 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:22,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:22,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 666 states and 909 transitions. [2018-11-18 18:20:22,112 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 909 transitions. [2018-11-18 18:20:22,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 18:20:22,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:22,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:22,284 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:23,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:23,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 680 states and 931 transitions. [2018-11-18 18:20:23,152 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 931 transitions. [2018-11-18 18:20:23,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 18:20:23,152 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:23,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:23,201 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 18:20:23,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:23,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 686 states and 942 transitions. [2018-11-18 18:20:23,398 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 942 transitions. [2018-11-18 18:20:23,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 18:20:23,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:23,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:23,430 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:25,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:25,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 726 states and 995 transitions. [2018-11-18 18:20:25,224 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 995 transitions. [2018-11-18 18:20:25,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 18:20:25,224 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:25,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:25,414 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:25,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:25,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 738 states and 1005 transitions. [2018-11-18 18:20:25,875 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1005 transitions. [2018-11-18 18:20:25,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 18:20:25,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:25,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:25,902 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:27,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:27,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 756 states and 1029 transitions. [2018-11-18 18:20:27,203 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1029 transitions. [2018-11-18 18:20:27,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 18:20:27,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:27,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:27,275 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:28,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:28,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 777 states and 1050 transitions. [2018-11-18 18:20:28,380 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1050 transitions. [2018-11-18 18:20:28,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 18:20:28,381 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:28,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:28,411 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:28,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:28,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 778 states and 1051 transitions. [2018-11-18 18:20:28,645 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1051 transitions. [2018-11-18 18:20:28,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 18:20:28,646 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:28,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:28,702 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:29,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:29,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 787 states and 1060 transitions. [2018-11-18 18:20:29,180 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1060 transitions. [2018-11-18 18:20:29,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 18:20:29,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:29,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:29,282 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:30,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:30,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 812 states and 1090 transitions. [2018-11-18 18:20:30,908 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1090 transitions. [2018-11-18 18:20:30,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 18:20:30,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:30,942 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:31,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:31,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 820 states and 1097 transitions. [2018-11-18 18:20:31,343 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1097 transitions. [2018-11-18 18:20:31,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 18:20:31,344 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:31,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:31,362 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:31,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:31,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 825 states and 1105 transitions. [2018-11-18 18:20:31,396 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1105 transitions. [2018-11-18 18:20:31,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 18:20:31,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:31,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:31,462 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 100 proven. 1 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-18 18:20:32,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:32,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 838 states and 1119 transitions. [2018-11-18 18:20:32,869 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1119 transitions. [2018-11-18 18:20:32,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 18:20:32,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:32,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:32,888 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 18:20:33,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:33,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 845 states and 1128 transitions. [2018-11-18 18:20:33,051 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1128 transitions. [2018-11-18 18:20:33,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 18:20:33,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:33,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:33,077 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 18:20:33,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:33,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 850 states and 1135 transitions. [2018-11-18 18:20:33,547 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1135 transitions. [2018-11-18 18:20:33,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 18:20:33,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:33,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:33,567 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 18:20:33,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:33,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 851 states and 1135 transitions. [2018-11-18 18:20:33,687 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1135 transitions. [2018-11-18 18:20:33,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 18:20:33,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:33,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:33,710 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 18:20:36,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:36,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 901 states and 1207 transitions. [2018-11-18 18:20:36,967 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1207 transitions. [2018-11-18 18:20:36,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 18:20:36,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:36,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:36,990 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 18:20:37,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:37,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 919 states and 1228 transitions. [2018-11-18 18:20:37,910 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1228 transitions. [2018-11-18 18:20:37,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 18:20:37,911 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:37,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:37,935 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 18:20:39,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:39,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 947 states and 1263 transitions. [2018-11-18 18:20:39,323 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1263 transitions. [2018-11-18 18:20:39,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 18:20:39,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:39,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:39,405 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 18:20:39,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:39,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 957 states and 1272 transitions. [2018-11-18 18:20:39,724 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1272 transitions. [2018-11-18 18:20:39,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 18:20:39,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:39,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:39,760 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 18:20:40,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:40,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 959 states and 1273 transitions. [2018-11-18 18:20:40,333 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1273 transitions. [2018-11-18 18:20:40,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 18:20:40,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:40,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:40,433 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 103 proven. 1 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-18 18:20:41,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:41,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 970 states and 1287 transitions. [2018-11-18 18:20:41,557 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1287 transitions. [2018-11-18 18:20:41,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 18:20:41,558 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:41,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:41,633 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 103 proven. 1 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-18 18:20:42,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:42,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 977 states and 1294 transitions. [2018-11-18 18:20:42,226 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1294 transitions. [2018-11-18 18:20:42,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 18:20:42,228 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:42,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:42,500 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 18:20:44,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:44,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 994 states and 1317 transitions. [2018-11-18 18:20:44,573 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1317 transitions. [2018-11-18 18:20:44,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 18:20:44,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:44,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:45,219 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 18:20:46,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:46,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1008 states and 1332 transitions. [2018-11-18 18:20:46,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1332 transitions. [2018-11-18 18:20:46,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 18:20:46,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:46,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:46,295 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:47,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:47,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1035 states and 1363 transitions. [2018-11-18 18:20:47,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1363 transitions. [2018-11-18 18:20:47,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 18:20:47,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:47,797 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:47,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:47,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 1044 states and 1372 transitions. [2018-11-18 18:20:47,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1372 transitions. [2018-11-18 18:20:47,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 18:20:47,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:48,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:48,031 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:48,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:48,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1047 states and 1374 transitions. [2018-11-18 18:20:48,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1374 transitions. [2018-11-18 18:20:48,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 18:20:48,330 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:48,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:48,353 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 18:20:48,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:48,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1064 states and 1391 transitions. [2018-11-18 18:20:48,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1391 transitions. [2018-11-18 18:20:48,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 18:20:48,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:48,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:48,879 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:49,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:49,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1075 states and 1404 transitions. [2018-11-18 18:20:49,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 1404 transitions. [2018-11-18 18:20:49,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 18:20:49,824 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:49,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:49,848 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 18:20:49,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:49,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1078 states and 1407 transitions. [2018-11-18 18:20:49,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1407 transitions. [2018-11-18 18:20:49,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 18:20:49,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:49,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:49,911 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:50,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:50,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1097 states and 1428 transitions. [2018-11-18 18:20:50,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1428 transitions. [2018-11-18 18:20:50,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 18:20:50,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:50,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:50,195 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 18:20:50,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:50,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1100 states and 1435 transitions. [2018-11-18 18:20:50,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1435 transitions. [2018-11-18 18:20:50,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 18:20:50,246 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:50,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:50,311 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 18:20:50,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:50,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1105 states and 1442 transitions. [2018-11-18 18:20:50,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 1442 transitions. [2018-11-18 18:20:50,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 18:20:50,755 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:50,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:50,787 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 18:20:51,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:51,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1110 states and 1447 transitions. [2018-11-18 18:20:51,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 1447 transitions. [2018-11-18 18:20:51,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 18:20:51,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:51,203 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 18:20:51,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:51,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1115 states and 1452 transitions. [2018-11-18 18:20:51,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1452 transitions. [2018-11-18 18:20:51,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-18 18:20:51,482 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:51,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:51,502 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 18:20:51,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:51,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1124 states and 1464 transitions. [2018-11-18 18:20:51,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1464 transitions. [2018-11-18 18:20:51,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-18 18:20:51,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:51,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:52,011 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 18:20:52,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:52,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 1128 states and 1467 transitions. [2018-11-18 18:20:52,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1467 transitions. [2018-11-18 18:20:52,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 18:20:52,307 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:52,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:52,331 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 18:20:52,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:52,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1147 states and 1488 transitions. [2018-11-18 18:20:52,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1488 transitions. [2018-11-18 18:20:52,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 18:20:52,536 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:52,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:52,560 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 18:20:52,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:52,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1152 states and 1494 transitions. [2018-11-18 18:20:52,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1494 transitions. [2018-11-18 18:20:52,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 18:20:52,729 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:52,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:52,770 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 18:20:53,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:53,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1156 states and 1498 transitions. [2018-11-18 18:20:53,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1498 transitions. [2018-11-18 18:20:53,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 18:20:53,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:53,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:53,242 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-18 18:20:54,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:54,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 1176 states and 1527 transitions. [2018-11-18 18:20:54,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1527 transitions. [2018-11-18 18:20:54,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 18:20:54,310 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:54,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:54,353 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 18:20:55,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:55,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 1189 states and 1546 transitions. [2018-11-18 18:20:55,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1546 transitions. [2018-11-18 18:20:55,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 18:20:55,384 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:55,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:55,436 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 18:20:56,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:56,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 1196 states and 1557 transitions. [2018-11-18 18:20:56,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1557 transitions. [2018-11-18 18:20:56,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 18:20:56,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:56,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:56,287 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 18:20:56,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:56,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1200 states and 1561 transitions. [2018-11-18 18:20:56,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1561 transitions. [2018-11-18 18:20:56,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 18:20:56,461 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:56,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:56,503 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:57,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:57,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1214 states and 1581 transitions. [2018-11-18 18:20:57,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 1581 transitions. [2018-11-18 18:20:57,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 18:20:57,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:57,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:57,203 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:20:57,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:57,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1225 states and 1592 transitions. [2018-11-18 18:20:57,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1592 transitions. [2018-11-18 18:20:57,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 18:20:57,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:57,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:58,174 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-18 18:20:58,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:58,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 1233 states and 1600 transitions. [2018-11-18 18:20:58,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1600 transitions. [2018-11-18 18:20:58,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 18:20:58,857 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:58,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:58,889 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 18:20:59,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:59,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1238 states and 1607 transitions. [2018-11-18 18:20:59,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1607 transitions. [2018-11-18 18:20:59,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 18:20:59,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:59,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:59,435 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 18:20:59,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:20:59,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1245 states and 1616 transitions. [2018-11-18 18:20:59,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1616 transitions. [2018-11-18 18:20:59,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 18:20:59,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:20:59,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:20:59,755 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 18:21:00,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:00,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 1253 states and 1627 transitions. [2018-11-18 18:21:00,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1627 transitions. [2018-11-18 18:21:00,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 18:21:00,080 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:00,111 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 18:21:00,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:00,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1257 states and 1630 transitions. [2018-11-18 18:21:00,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1630 transitions. [2018-11-18 18:21:00,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 18:21:00,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:00,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:00,303 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 18:21:00,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:00,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1265 states and 1637 transitions. [2018-11-18 18:21:00,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 1637 transitions. [2018-11-18 18:21:00,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 18:21:00,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:00,676 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 18:21:01,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:01,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1270 states and 1644 transitions. [2018-11-18 18:21:01,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1644 transitions. [2018-11-18 18:21:01,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 18:21:01,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:01,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:01,114 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 18:21:01,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:01,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1275 states and 1649 transitions. [2018-11-18 18:21:01,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 1649 transitions. [2018-11-18 18:21:01,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 18:21:01,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:01,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:01,630 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:21:01,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:01,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1280 states and 1654 transitions. [2018-11-18 18:21:01,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1654 transitions. [2018-11-18 18:21:01,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 18:21:01,937 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:01,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:02,430 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 11 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:21:04,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:04,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 1314 states and 1694 transitions. [2018-11-18 18:21:04,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1694 transitions. [2018-11-18 18:21:04,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 18:21:04,664 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:04,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:04,704 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-18 18:21:07,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:07,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1358 states and 1748 transitions. [2018-11-18 18:21:07,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1748 transitions. [2018-11-18 18:21:07,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 18:21:07,471 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:07,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:07,510 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-18 18:21:08,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:08,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 1367 states and 1756 transitions. [2018-11-18 18:21:08,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1756 transitions. [2018-11-18 18:21:08,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 18:21:08,383 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:08,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:10,260 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 18:21:14,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:14,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1420 states and 1811 transitions. [2018-11-18 18:21:14,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1811 transitions. [2018-11-18 18:21:14,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 18:21:14,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:14,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:14,443 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 18:21:16,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:16,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 1462 states and 1865 transitions. [2018-11-18 18:21:16,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 1865 transitions. [2018-11-18 18:21:16,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 18:21:16,648 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:16,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:16,710 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 18:21:17,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:17,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1469 states and 1872 transitions. [2018-11-18 18:21:17,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 1872 transitions. [2018-11-18 18:21:17,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 18:21:17,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:17,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:17,845 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 18:21:18,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:18,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 1471 states and 1873 transitions. [2018-11-18 18:21:18,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 1873 transitions. [2018-11-18 18:21:18,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 18:21:18,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:18,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:18,451 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 18:21:21,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:21,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 1497 states and 1913 transitions. [2018-11-18 18:21:21,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1913 transitions. [2018-11-18 18:21:21,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 18:21:21,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:21,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:21,743 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 18:21:24,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:24,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 1521 states and 1946 transitions. [2018-11-18 18:21:24,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 1946 transitions. [2018-11-18 18:21:24,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 18:21:24,110 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:24,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:24,139 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 18:21:24,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:24,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 1524 states and 1950 transitions. [2018-11-18 18:21:24,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 1950 transitions. [2018-11-18 18:21:24,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 18:21:24,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:24,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:24,839 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 18:21:25,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:25,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 1526 states and 1951 transitions. [2018-11-18 18:21:25,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1951 transitions. [2018-11-18 18:21:25,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 18:21:25,163 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:25,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:25,191 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 18:21:26,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:26,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 1542 states and 1969 transitions. [2018-11-18 18:21:26,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1969 transitions. [2018-11-18 18:21:26,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 18:21:26,922 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:26,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:26,977 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 18:21:28,363 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2018-11-18 18:21:29,411 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-11-18 18:21:30,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:30,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 1603 states and 2034 transitions. [2018-11-18 18:21:30,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 2034 transitions. [2018-11-18 18:21:30,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 18:21:30,150 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:30,183 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 18:21:31,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:31,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 1630 states and 2061 transitions. [2018-11-18 18:21:31,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 2061 transitions. [2018-11-18 18:21:31,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 18:21:31,781 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:31,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:31,815 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 18:21:32,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:32,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 1639 states and 2070 transitions. [2018-11-18 18:21:32,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 2070 transitions. [2018-11-18 18:21:32,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 18:21:32,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:32,251 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 218 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 18:21:32,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:32,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2082 states to 1649 states and 2082 transitions. [2018-11-18 18:21:32,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 2082 transitions. [2018-11-18 18:21:32,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 18:21:32,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:32,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:32,639 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 18:21:32,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:32,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 1663 states and 2095 transitions. [2018-11-18 18:21:32,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1663 states and 2095 transitions. [2018-11-18 18:21:32,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 18:21:32,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:32,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:33,021 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 18:21:33,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:33,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 1678 states and 2110 transitions. [2018-11-18 18:21:33,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 2110 transitions. [2018-11-18 18:21:33,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 18:21:33,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:33,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:33,758 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 18:21:33,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:33,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2119 states to 1688 states and 2119 transitions. [2018-11-18 18:21:33,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 2119 transitions. [2018-11-18 18:21:33,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 18:21:33,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:33,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:33,984 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 18:21:34,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:34,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 1690 states and 2121 transitions. [2018-11-18 18:21:34,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 2121 transitions. [2018-11-18 18:21:34,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 18:21:34,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:34,770 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 18:21:35,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:35,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 1692 states and 2122 transitions. [2018-11-18 18:21:35,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 2122 transitions. [2018-11-18 18:21:35,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 18:21:35,075 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:35,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:35,127 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 18:21:35,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:35,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 1732 states and 2162 transitions. [2018-11-18 18:21:35,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 2162 transitions. [2018-11-18 18:21:35,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 18:21:35,485 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:35,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:35,524 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 18:21:36,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:36,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1744 states and 2172 transitions. [2018-11-18 18:21:36,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 2172 transitions. [2018-11-18 18:21:36,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 18:21:36,268 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:36,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:36,785 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 165 proven. 26 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:21:40,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:40,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1791 states and 2230 transitions. [2018-11-18 18:21:40,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 2230 transitions. [2018-11-18 18:21:40,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 18:21:40,168 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:40,372 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 165 proven. 26 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:21:40,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:40,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2232 states to 1792 states and 2232 transitions. [2018-11-18 18:21:40,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 2232 transitions. [2018-11-18 18:21:40,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 18:21:40,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:40,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:40,980 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 165 proven. 26 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:21:41,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:41,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2233 states to 1793 states and 2233 transitions. [2018-11-18 18:21:41,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 2233 transitions. [2018-11-18 18:21:41,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 18:21:41,358 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:41,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:41,391 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:21:43,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:43,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2273 states to 1828 states and 2273 transitions. [2018-11-18 18:21:43,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 2273 transitions. [2018-11-18 18:21:43,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 18:21:43,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:43,140 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:21:43,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:43,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 1830 states and 2277 transitions. [2018-11-18 18:21:43,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 2277 transitions. [2018-11-18 18:21:43,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 18:21:43,818 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:43,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:43,866 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-18 18:21:44,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:44,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2290 states to 1839 states and 2290 transitions. [2018-11-18 18:21:44,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 2290 transitions. [2018-11-18 18:21:44,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 18:21:44,464 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:44,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:44,499 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-18 18:21:44,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:44,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 1840 states and 2291 transitions. [2018-11-18 18:21:44,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 2291 transitions. [2018-11-18 18:21:44,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-18 18:21:44,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:44,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:44,743 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:21:45,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:45,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 1851 states and 2302 transitions. [2018-11-18 18:21:45,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 2302 transitions. [2018-11-18 18:21:45,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 18:21:45,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:45,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:46,463 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 230 proven. 10 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-18 18:21:50,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:50,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 1877 states and 2339 transitions. [2018-11-18 18:21:50,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 2339 transitions. [2018-11-18 18:21:50,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 18:21:50,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:50,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:50,124 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 230 proven. 10 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-18 18:21:50,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:50,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 1880 states and 2341 transitions. [2018-11-18 18:21:50,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 2341 transitions. [2018-11-18 18:21:50,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 18:21:50,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:50,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:50,540 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-11-18 18:21:50,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:50,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2342 states to 1881 states and 2342 transitions. [2018-11-18 18:21:50,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 2342 transitions. [2018-11-18 18:21:50,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 18:21:50,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:50,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:50,840 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-11-18 18:21:51,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:51,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2344 states to 1883 states and 2344 transitions. [2018-11-18 18:21:51,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 2344 transitions. [2018-11-18 18:21:51,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 18:21:51,353 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:51,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:51,387 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 18:21:51,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:51,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 1894 states and 2354 transitions. [2018-11-18 18:21:51,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 2354 transitions. [2018-11-18 18:21:51,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 18:21:51,605 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:51,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:51,646 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 18:21:53,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:53,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2392 states to 1919 states and 2392 transitions. [2018-11-18 18:21:53,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 2392 transitions. [2018-11-18 18:21:53,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 18:21:53,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:53,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:53,602 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 18:21:53,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:53,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2396 states to 1920 states and 2396 transitions. [2018-11-18 18:21:53,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 2396 transitions. [2018-11-18 18:21:53,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 18:21:53,984 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:53,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:54,024 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 18:21:55,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:55,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 1931 states and 2408 transitions. [2018-11-18 18:21:55,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 2408 transitions. [2018-11-18 18:21:55,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 18:21:55,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:55,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:55,083 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 18:21:55,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:55,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2411 states to 1934 states and 2411 transitions. [2018-11-18 18:21:55,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 2411 transitions. [2018-11-18 18:21:55,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 18:21:55,769 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:55,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:55,801 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 18:21:56,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:56,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2414 states to 1937 states and 2414 transitions. [2018-11-18 18:21:56,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 2414 transitions. [2018-11-18 18:21:56,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 18:21:56,541 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:56,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:56,572 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-18 18:21:56,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:21:56,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2426 states to 1950 states and 2426 transitions. [2018-11-18 18:21:56,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1950 states and 2426 transitions. [2018-11-18 18:21:56,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-18 18:21:56,629 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:21:56,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:21:56,920 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 18:22:00,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:00,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2030 states and 2517 transitions. [2018-11-18 18:22:00,833 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 2517 transitions. [2018-11-18 18:22:00,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-18 18:22:00,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:00,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:00,945 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 18:22:01,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:01,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2527 states to 2041 states and 2527 transitions. [2018-11-18 18:22:01,182 INFO L276 IsEmpty]: Start isEmpty. Operand 2041 states and 2527 transitions. [2018-11-18 18:22:01,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-18 18:22:01,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:01,219 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 18:22:01,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:01,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 2052 states and 2540 transitions. [2018-11-18 18:22:01,845 INFO L276 IsEmpty]: Start isEmpty. Operand 2052 states and 2540 transitions. [2018-11-18 18:22:01,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-18 18:22:01,846 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:01,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:01,882 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 18:22:02,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:02,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 2054 states and 2541 transitions. [2018-11-18 18:22:02,443 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 2541 transitions. [2018-11-18 18:22:02,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-18 18:22:02,444 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:02,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:02,479 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 18:22:03,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:03,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2063 states and 2550 transitions. [2018-11-18 18:22:03,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 2550 transitions. [2018-11-18 18:22:03,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-18 18:22:03,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:03,129 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 18:22:03,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:03,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2064 states and 2550 transitions. [2018-11-18 18:22:03,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 2550 transitions. [2018-11-18 18:22:03,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 18:22:03,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:03,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:05,544 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 18:22:12,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:12,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2148 states and 2636 transitions. [2018-11-18 18:22:12,824 INFO L276 IsEmpty]: Start isEmpty. Operand 2148 states and 2636 transitions. [2018-11-18 18:22:12,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 18:22:12,826 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:12,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:12,968 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 18:22:13,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:13,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2155 states and 2644 transitions. [2018-11-18 18:22:13,758 INFO L276 IsEmpty]: Start isEmpty. Operand 2155 states and 2644 transitions. [2018-11-18 18:22:13,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-18 18:22:13,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:13,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:13,792 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-18 18:22:14,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:14,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 2160 states and 2650 transitions. [2018-11-18 18:22:14,195 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 2650 transitions. [2018-11-18 18:22:14,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 18:22:14,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:14,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:14,238 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-18 18:22:14,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:14,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2671 states to 2182 states and 2671 transitions. [2018-11-18 18:22:14,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2671 transitions. [2018-11-18 18:22:14,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 18:22:14,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:14,419 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 18:22:16,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:16,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2700 states to 2202 states and 2700 transitions. [2018-11-18 18:22:16,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 2700 transitions. [2018-11-18 18:22:16,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 18:22:16,903 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:16,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:16,989 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 18:22:18,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:18,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2707 states to 2206 states and 2707 transitions. [2018-11-18 18:22:18,005 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 2707 transitions. [2018-11-18 18:22:18,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 18:22:18,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:18,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:18,052 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 18:22:19,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:19,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 2222 states and 2724 transitions. [2018-11-18 18:22:19,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 2724 transitions. [2018-11-18 18:22:19,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 18:22:19,733 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:19,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:19,781 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 18:22:20,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:20,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 2223 states and 2725 transitions. [2018-11-18 18:22:20,272 INFO L276 IsEmpty]: Start isEmpty. Operand 2223 states and 2725 transitions. [2018-11-18 18:22:20,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 18:22:20,273 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:20,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:20,320 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 18:22:20,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:20,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 2224 states and 2725 transitions. [2018-11-18 18:22:20,771 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 2725 transitions. [2018-11-18 18:22:20,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 18:22:20,772 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:20,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:20,817 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 18:22:21,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:21,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 2231 states and 2731 transitions. [2018-11-18 18:22:21,662 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 2731 transitions. [2018-11-18 18:22:21,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 18:22:21,663 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:21,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:21,708 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 18:22:21,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:21,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 2235 states and 2734 transitions. [2018-11-18 18:22:21,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 2734 transitions. [2018-11-18 18:22:21,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-18 18:22:21,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:22,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:22,049 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 190 proven. 5 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-18 18:22:23,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:23,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 2311 states and 2814 transitions. [2018-11-18 18:22:23,029 INFO L276 IsEmpty]: Start isEmpty. Operand 2311 states and 2814 transitions. [2018-11-18 18:22:23,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 18:22:23,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:23,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:23,219 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-11-18 18:22:23,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:23,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 2312 states and 2814 transitions. [2018-11-18 18:22:23,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 2814 transitions. [2018-11-18 18:22:23,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-18 18:22:23,272 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:23,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:24,195 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 334 proven. 112 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 18:22:27,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:27,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2843 states to 2332 states and 2843 transitions. [2018-11-18 18:22:27,710 INFO L276 IsEmpty]: Start isEmpty. Operand 2332 states and 2843 transitions. [2018-11-18 18:22:27,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-18 18:22:27,711 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:27,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:27,786 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-11-18 18:22:27,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:27,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2843 states to 2333 states and 2843 transitions. [2018-11-18 18:22:27,865 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 2843 transitions. [2018-11-18 18:22:27,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-18 18:22:27,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:27,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:27,944 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-11-18 18:22:29,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:29,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2848 states to 2337 states and 2848 transitions. [2018-11-18 18:22:29,361 INFO L276 IsEmpty]: Start isEmpty. Operand 2337 states and 2848 transitions. [2018-11-18 18:22:29,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-11-18 18:22:29,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:29,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:29,440 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 409 proven. 5 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-11-18 18:22:31,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:31,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 2357 states and 2874 transitions. [2018-11-18 18:22:31,801 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 2874 transitions. [2018-11-18 18:22:31,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-11-18 18:22:31,803 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:31,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:31,870 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-18 18:22:32,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:32,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 2367 states and 2890 transitions. [2018-11-18 18:22:32,679 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 2890 transitions. [2018-11-18 18:22:32,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-11-18 18:22:32,681 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:32,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:32,743 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-18 18:22:33,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:33,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 2368 states and 2890 transitions. [2018-11-18 18:22:33,221 INFO L276 IsEmpty]: Start isEmpty. Operand 2368 states and 2890 transitions. [2018-11-18 18:22:33,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-11-18 18:22:33,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:33,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:33,285 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-18 18:22:33,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:33,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2893 states to 2372 states and 2893 transitions. [2018-11-18 18:22:33,586 INFO L276 IsEmpty]: Start isEmpty. Operand 2372 states and 2893 transitions. [2018-11-18 18:22:33,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-11-18 18:22:33,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:33,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:33,663 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-11-18 18:22:34,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:34,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 2379 states and 2898 transitions. [2018-11-18 18:22:34,430 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 2898 transitions. [2018-11-18 18:22:34,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-11-18 18:22:34,432 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:34,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:34,628 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-11-18 18:22:34,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:34,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 2380 states and 2898 transitions. [2018-11-18 18:22:34,923 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 2898 transitions. [2018-11-18 18:22:34,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-11-18 18:22:34,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:34,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:34,993 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 416 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-18 18:22:35,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:35,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2909 states to 2385 states and 2909 transitions. [2018-11-18 18:22:35,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2385 states and 2909 transitions. [2018-11-18 18:22:35,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-11-18 18:22:35,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:35,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:35,517 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 364 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-18 18:22:37,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:37,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2928 states to 2400 states and 2928 transitions. [2018-11-18 18:22:37,076 INFO L276 IsEmpty]: Start isEmpty. Operand 2400 states and 2928 transitions. [2018-11-18 18:22:37,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-11-18 18:22:37,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:37,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:37,143 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 364 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-18 18:22:38,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:38,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2936 states to 2408 states and 2936 transitions. [2018-11-18 18:22:38,043 INFO L276 IsEmpty]: Start isEmpty. Operand 2408 states and 2936 transitions. [2018-11-18 18:22:38,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-18 18:22:38,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:38,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:38,122 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-11-18 18:22:38,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:38,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2943 states to 2417 states and 2943 transitions. [2018-11-18 18:22:38,196 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 2943 transitions. [2018-11-18 18:22:38,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-18 18:22:38,198 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:38,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:38,386 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 387 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-11-18 18:22:39,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:39,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2957 states to 2432 states and 2957 transitions. [2018-11-18 18:22:39,380 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 2957 transitions. [2018-11-18 18:22:39,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-18 18:22:39,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:39,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:40,565 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 584 proven. 6 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-11-18 18:22:44,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:44,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3011 states to 2479 states and 3011 transitions. [2018-11-18 18:22:44,796 INFO L276 IsEmpty]: Start isEmpty. Operand 2479 states and 3011 transitions. [2018-11-18 18:22:44,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-18 18:22:44,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:44,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:44,914 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 584 proven. 6 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-11-18 18:22:45,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:45,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 2488 states and 3020 transitions. [2018-11-18 18:22:45,714 INFO L276 IsEmpty]: Start isEmpty. Operand 2488 states and 3020 transitions. [2018-11-18 18:22:45,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 18:22:45,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:45,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:45,787 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 18:22:46,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:46,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3021 states to 2489 states and 3021 transitions. [2018-11-18 18:22:46,414 INFO L276 IsEmpty]: Start isEmpty. Operand 2489 states and 3021 transitions. [2018-11-18 18:22:46,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 18:22:46,416 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:46,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:46,640 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 18:22:47,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:47,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 2492 states and 3024 transitions. [2018-11-18 18:22:47,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2492 states and 3024 transitions. [2018-11-18 18:22:47,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 18:22:47,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:47,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:47,145 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 18:22:47,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:47,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 2500 states and 3032 transitions. [2018-11-18 18:22:47,900 INFO L276 IsEmpty]: Start isEmpty. Operand 2500 states and 3032 transitions. [2018-11-18 18:22:47,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 18:22:47,902 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:47,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:47,972 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 18:22:49,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:49,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 2505 states and 3036 transitions. [2018-11-18 18:22:49,818 INFO L276 IsEmpty]: Start isEmpty. Operand 2505 states and 3036 transitions. [2018-11-18 18:22:49,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 18:22:49,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:49,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:49,890 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 18:22:50,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:50,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 2506 states and 3036 transitions. [2018-11-18 18:22:50,425 INFO L276 IsEmpty]: Start isEmpty. Operand 2506 states and 3036 transitions. [2018-11-18 18:22:50,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-18 18:22:50,427 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:50,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:50,758 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 372 proven. 106 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-11-18 18:22:52,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:52,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 2517 states and 3050 transitions. [2018-11-18 18:22:52,549 INFO L276 IsEmpty]: Start isEmpty. Operand 2517 states and 3050 transitions. [2018-11-18 18:22:52,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-18 18:22:52,698 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:52,802 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 372 proven. 106 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-11-18 18:22:55,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:55,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3088 states to 2542 states and 3088 transitions. [2018-11-18 18:22:55,672 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 3088 transitions. [2018-11-18 18:22:55,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-18 18:22:55,673 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:55,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:55,757 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 372 proven. 106 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-11-18 18:22:57,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:57,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3092 states to 2545 states and 3092 transitions. [2018-11-18 18:22:57,283 INFO L276 IsEmpty]: Start isEmpty. Operand 2545 states and 3092 transitions. [2018-11-18 18:22:57,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-18 18:22:57,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:57,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:57,369 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 372 proven. 106 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-11-18 18:22:58,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:22:58,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3104 states to 2556 states and 3104 transitions. [2018-11-18 18:22:58,882 INFO L276 IsEmpty]: Start isEmpty. Operand 2556 states and 3104 transitions. [2018-11-18 18:22:58,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-18 18:22:58,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:22:58,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:22:58,980 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 372 proven. 106 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-11-18 18:23:00,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:00,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3107 states to 2559 states and 3107 transitions. [2018-11-18 18:23:00,031 INFO L276 IsEmpty]: Start isEmpty. Operand 2559 states and 3107 transitions. [2018-11-18 18:23:00,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-18 18:23:00,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:00,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:00,117 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 372 proven. 106 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-11-18 18:23:01,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:01,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3110 states to 2562 states and 3110 transitions. [2018-11-18 18:23:01,076 INFO L276 IsEmpty]: Start isEmpty. Operand 2562 states and 3110 transitions. [2018-11-18 18:23:01,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-18 18:23:01,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:01,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:01,163 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 372 proven. 106 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-11-18 18:23:01,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:01,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3119 states to 2572 states and 3119 transitions. [2018-11-18 18:23:01,740 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 3119 transitions. [2018-11-18 18:23:01,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-18 18:23:01,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:01,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:01,817 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 386 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-11-18 18:23:02,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:02,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3130 states to 2583 states and 3130 transitions. [2018-11-18 18:23:02,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2583 states and 3130 transitions. [2018-11-18 18:23:02,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-18 18:23:02,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:02,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:02,698 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 386 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-11-18 18:23:03,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:03,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3143 states to 2594 states and 3143 transitions. [2018-11-18 18:23:03,792 INFO L276 IsEmpty]: Start isEmpty. Operand 2594 states and 3143 transitions. [2018-11-18 18:23:03,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-18 18:23:03,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:03,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:03,863 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 386 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-11-18 18:23:04,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:04,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3143 states to 2595 states and 3143 transitions. [2018-11-18 18:23:04,395 INFO L276 IsEmpty]: Start isEmpty. Operand 2595 states and 3143 transitions. [2018-11-18 18:23:04,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-18 18:23:04,397 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:04,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:04,467 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 386 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-11-18 18:23:04,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:04,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3143 states to 2596 states and 3143 transitions. [2018-11-18 18:23:04,756 INFO L276 IsEmpty]: Start isEmpty. Operand 2596 states and 3143 transitions. [2018-11-18 18:23:04,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-18 18:23:04,757 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:04,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:04,828 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 386 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-11-18 18:23:05,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:05,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 2605 states and 3152 transitions. [2018-11-18 18:23:05,783 INFO L276 IsEmpty]: Start isEmpty. Operand 2605 states and 3152 transitions. [2018-11-18 18:23:05,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-18 18:23:05,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:05,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:05,855 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 386 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-11-18 18:23:06,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:06,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 2606 states and 3152 transitions. [2018-11-18 18:23:06,143 INFO L276 IsEmpty]: Start isEmpty. Operand 2606 states and 3152 transitions. [2018-11-18 18:23:06,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-18 18:23:06,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:06,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:06,732 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 396 proven. 175 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-18 18:23:11,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:11,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3229 states to 2668 states and 3229 transitions. [2018-11-18 18:23:11,814 INFO L276 IsEmpty]: Start isEmpty. Operand 2668 states and 3229 transitions. [2018-11-18 18:23:11,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-18 18:23:11,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:11,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:11,985 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 396 proven. 175 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-18 18:23:13,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:13,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 2691 states and 3250 transitions. [2018-11-18 18:23:13,117 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 3250 transitions. [2018-11-18 18:23:13,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-18 18:23:13,118 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:13,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:13,327 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 472 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2018-11-18 18:23:15,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:15,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3289 states to 2719 states and 3289 transitions. [2018-11-18 18:23:15,830 INFO L276 IsEmpty]: Start isEmpty. Operand 2719 states and 3289 transitions. [2018-11-18 18:23:15,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-18 18:23:15,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:15,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:15,893 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 472 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2018-11-18 18:23:17,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:17,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3318 states to 2739 states and 3318 transitions. [2018-11-18 18:23:17,675 INFO L276 IsEmpty]: Start isEmpty. Operand 2739 states and 3318 transitions. [2018-11-18 18:23:17,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-18 18:23:17,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:17,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:17,737 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 472 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2018-11-18 18:23:18,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:18,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3322 states to 2743 states and 3322 transitions. [2018-11-18 18:23:18,304 INFO L276 IsEmpty]: Start isEmpty. Operand 2743 states and 3322 transitions. [2018-11-18 18:23:18,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-18 18:23:18,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:18,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:18,376 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 462 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-18 18:23:19,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:19,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 2760 states and 3338 transitions. [2018-11-18 18:23:19,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2760 states and 3338 transitions. [2018-11-18 18:23:19,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-18 18:23:19,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:19,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:19,144 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 462 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-18 18:23:19,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:19,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 2761 states and 3338 transitions. [2018-11-18 18:23:19,231 INFO L276 IsEmpty]: Start isEmpty. Operand 2761 states and 3338 transitions. [2018-11-18 18:23:19,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-18 18:23:19,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:19,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:19,302 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 462 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-18 18:23:20,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:20,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3355 states to 2777 states and 3355 transitions. [2018-11-18 18:23:20,252 INFO L276 IsEmpty]: Start isEmpty. Operand 2777 states and 3355 transitions. [2018-11-18 18:23:20,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-18 18:23:20,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:20,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:20,495 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 462 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-18 18:23:21,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:21,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3358 states to 2780 states and 3358 transitions. [2018-11-18 18:23:21,074 INFO L276 IsEmpty]: Start isEmpty. Operand 2780 states and 3358 transitions. [2018-11-18 18:23:21,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-18 18:23:21,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:21,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:21,147 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 462 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-18 18:23:21,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:21,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3363 states to 2785 states and 3363 transitions. [2018-11-18 18:23:21,660 INFO L276 IsEmpty]: Start isEmpty. Operand 2785 states and 3363 transitions. [2018-11-18 18:23:21,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-11-18 18:23:21,661 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:21,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:22,419 INFO L134 CoverageAnalysis]: Checked inductivity of 667 backedges. 442 proven. 2 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2018-11-18 18:23:25,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:25,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3419 states to 2836 states and 3419 transitions. [2018-11-18 18:23:25,636 INFO L276 IsEmpty]: Start isEmpty. Operand 2836 states and 3419 transitions. [2018-11-18 18:23:25,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-11-18 18:23:25,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:25,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:25,715 INFO L134 CoverageAnalysis]: Checked inductivity of 687 backedges. 367 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2018-11-18 18:23:27,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:27,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 2877 states and 3460 transitions. [2018-11-18 18:23:27,943 INFO L276 IsEmpty]: Start isEmpty. Operand 2877 states and 3460 transitions. [2018-11-18 18:23:27,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-18 18:23:27,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:27,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:28,634 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 484 proven. 42 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-18 18:23:31,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:31,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3489 states to 2901 states and 3489 transitions. [2018-11-18 18:23:31,194 INFO L276 IsEmpty]: Start isEmpty. Operand 2901 states and 3489 transitions. [2018-11-18 18:23:31,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-18 18:23:31,196 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:31,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:31,516 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 484 proven. 42 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-18 18:23:33,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:33,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3498 states to 2908 states and 3498 transitions. [2018-11-18 18:23:33,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2908 states and 3498 transitions. [2018-11-18 18:23:33,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-11-18 18:23:33,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:33,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:33,509 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 481 proven. 134 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-18 18:23:34,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:34,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3498 states to 2909 states and 3498 transitions. [2018-11-18 18:23:34,099 INFO L276 IsEmpty]: Start isEmpty. Operand 2909 states and 3498 transitions. [2018-11-18 18:23:34,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-11-18 18:23:34,100 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:34,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:34,176 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 523 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-11-18 18:23:34,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:34,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3520 states to 2931 states and 3520 transitions. [2018-11-18 18:23:34,289 INFO L276 IsEmpty]: Start isEmpty. Operand 2931 states and 3520 transitions. [2018-11-18 18:23:34,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-11-18 18:23:34,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:34,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:34,366 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 523 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-11-18 18:23:34,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:34,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3524 states to 2936 states and 3524 transitions. [2018-11-18 18:23:34,679 INFO L276 IsEmpty]: Start isEmpty. Operand 2936 states and 3524 transitions. [2018-11-18 18:23:34,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-11-18 18:23:34,681 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:34,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:34,756 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 523 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-11-18 18:23:34,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:34,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 2945 states and 3532 transitions. [2018-11-18 18:23:34,831 INFO L276 IsEmpty]: Start isEmpty. Operand 2945 states and 3532 transitions. [2018-11-18 18:23:34,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-11-18 18:23:34,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:34,891 INFO L134 CoverageAnalysis]: Checked inductivity of 805 backedges. 540 proven. 0 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2018-11-18 18:23:34,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:34,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3540 states to 2955 states and 3540 transitions. [2018-11-18 18:23:34,945 INFO L276 IsEmpty]: Start isEmpty. Operand 2955 states and 3540 transitions. [2018-11-18 18:23:34,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-11-18 18:23:34,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:23:34,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:23:38,225 INFO L134 CoverageAnalysis]: Checked inductivity of 754 backedges. 608 proven. 10 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-11-18 18:23:49,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:23:49,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3503 states to 2903 states and 3503 transitions. [2018-11-18 18:23:49,127 INFO L276 IsEmpty]: Start isEmpty. Operand 2903 states and 3503 transitions. [2018-11-18 18:23:49,128 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 18:23:49,128 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 225 iterations. [2018-11-18 18:23:49,134 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 18:23:49,256 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 29 [2018-11-18 18:23:49,513 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2018-11-18 18:23:49,729 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 34 [2018-11-18 18:23:49,857 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 33 [2018-11-18 18:23:49,983 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 24 [2018-11-18 18:23:50,146 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 36 [2018-11-18 18:23:50,313 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2018-11-18 18:23:50,549 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 24 [2018-11-18 18:23:50,673 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 33 [2018-11-18 18:23:50,841 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 36 [2018-11-18 18:23:51,047 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 36 [2018-11-18 18:23:51,204 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 36 [2018-11-18 18:23:51,366 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 31 [2018-11-18 18:23:51,570 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 36 [2018-11-18 18:23:51,674 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 29 [2018-11-18 18:23:51,793 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 34 [2018-11-18 18:23:51,904 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 33 [2018-11-18 18:23:52,049 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 29 [2018-11-18 18:23:52,322 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 29 [2018-11-18 18:23:52,564 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 24 [2018-11-18 18:23:52,829 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 33 [2018-11-18 18:23:53,036 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 36 [2018-11-18 18:23:53,228 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 33 [2018-11-18 18:23:53,373 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 33 [2018-11-18 18:23:53,484 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 33 [2018-11-18 18:23:53,690 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 24 [2018-11-18 18:23:53,843 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 29 [2018-11-18 18:23:54,124 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 29 [2018-11-18 18:23:54,255 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 29 [2018-11-18 18:23:54,421 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 36 [2018-11-18 18:23:54,573 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 36 [2018-11-18 18:23:54,786 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 9 [2018-11-18 18:23:54,892 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 29 [2018-11-18 18:23:55,144 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 34 [2018-11-18 18:23:55,291 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 34 [2018-11-18 18:23:55,409 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 34 [2018-11-18 18:23:55,520 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 33 [2018-11-18 18:23:55,700 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 36 [2018-11-18 18:23:55,700 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:23:55,702 INFO L579 CodeCheckObserver]: Invariant with dag size 24 [2018-11-18 18:23:55,707 INFO L579 CodeCheckObserver]: Invariant with dag size 24 [2018-11-18 18:23:55,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 06:23:55 ImpRootNode [2018-11-18 18:23:55,708 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 18:23:55,708 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 18:23:55,708 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 18:23:55,708 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 18:23:55,709 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:19:51" (3/4) ... [2018-11-18 18:23:55,712 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 18:23:55,725 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 102 nodes and edges [2018-11-18 18:23:55,726 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-18 18:23:55,727 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-18 18:23:55,798 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4bef6723-f46e-4917-95a6-8937cd1af7e2/bin-2019/ukojak/witness.graphml [2018-11-18 18:23:55,798 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 18:23:55,798 INFO L168 Benchmark]: Toolchain (without parser) took 247897.01 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.7 GB). Free memory was 949.1 MB in the beginning and 3.7 GB in the end (delta: -2.7 GB). Peak memory consumption was 956.0 MB. Max. memory is 11.5 GB. [2018-11-18 18:23:55,799 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 977.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 18:23:55,799 INFO L168 Benchmark]: CACSL2BoogieTranslator took 507.07 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 922.2 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-18 18:23:55,799 INFO L168 Benchmark]: Boogie Procedure Inliner took 230.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 916.8 MB in the beginning and 1.1 GB in the end (delta: -229.0 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-11-18 18:23:55,799 INFO L168 Benchmark]: Boogie Preprocessor took 74.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-18 18:23:55,800 INFO L168 Benchmark]: RCFGBuilder took 3122.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 914.3 MB in the end (delta: 224.8 MB). Peak memory consumption was 224.8 MB. Max. memory is 11.5 GB. [2018-11-18 18:23:55,800 INFO L168 Benchmark]: CodeCheck took 243867.54 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 914.3 MB in the beginning and 3.7 GB in the end (delta: -2.8 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2018-11-18 18:23:55,800 INFO L168 Benchmark]: Witness Printer took 89.64 ms. Allocated memory is still 4.7 GB. Free memory is still 3.7 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 18:23:55,802 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, 199 locations, 1 error locations. SAFE Result, 237.2s OverallTime, 225 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2643984 SDtfs, -123200666 SDslu, 21151876 SDs, 0 SdLazy, 1170303192 SolverSat, 21546602 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1148.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 293999 GetRequests, 288743 SyntacticMatches, 3182 SemanticMatches, 2074 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2994395 ImplicationChecksByTransitivity, 208.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.9s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 22.1s InterpolantComputationTime, 44395 NumberOfCodeBlocks, 44395 NumberOfCodeBlocksAsserted, 224 NumberOfCheckSat, 44171 ConstructedInterpolants, 0 QuantifiedInterpolants, 28895831 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 224 InterpolantComputations, 186 PerfectInterpolantSequences, 57346/58959 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: 491]: 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: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (!(a7 == 1) || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a17 <= 0) && a12 == 8) && a20 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (!(a7 == 1) || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a17 <= 0) && a12 == 8) && a20 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 977.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 507.07 ms. Allocated memory is still 1.0 GB. Free memory was 949.1 MB in the beginning and 922.2 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 230.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 916.8 MB in the beginning and 1.1 GB in the end (delta: -229.0 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 74.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3122.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 914.3 MB in the end (delta: 224.8 MB). Peak memory consumption was 224.8 MB. Max. memory is 11.5 GB. * CodeCheck took 243867.54 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 914.3 MB in the beginning and 3.7 GB in the end (delta: -2.8 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. * Witness Printer took 89.64 ms. Allocated memory is still 4.7 GB. Free memory is still 3.7 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...