./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d4203930-df7d-4ea3-bf95-4cb7353ff4e1/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d4203930-df7d-4ea3-bf95-4cb7353ff4e1/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d4203930-df7d-4ea3-bf95-4cb7353ff4e1/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d4203930-df7d-4ea3-bf95-4cb7353ff4e1/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d4203930-df7d-4ea3-bf95-4cb7353ff4e1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d4203930-df7d-4ea3-bf95-4cb7353ff4e1/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 4efbed7cd0f5d77b92597ff02e6d19fa8a62de34 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 01:02:56,887 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 01:02:56,888 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 01:02:56,894 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 01:02:56,895 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 01:02:56,895 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 01:02:56,896 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 01:02:56,897 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 01:02:56,897 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 01:02:56,898 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 01:02:56,898 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 01:02:56,898 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 01:02:56,899 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 01:02:56,899 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 01:02:56,900 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 01:02:56,900 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 01:02:56,901 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 01:02:56,902 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 01:02:56,904 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 01:02:56,905 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 01:02:56,906 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 01:02:56,906 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 01:02:56,908 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 01:02:56,908 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 01:02:56,908 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 01:02:56,909 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 01:02:56,910 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 01:02:56,910 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 01:02:56,911 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 01:02:56,912 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 01:02:56,912 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 01:02:56,912 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 01:02:56,913 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 01:02:56,913 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 01:02:56,914 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 01:02:56,914 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 01:02:56,914 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d4203930-df7d-4ea3-bf95-4cb7353ff4e1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 01:02:56,924 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 01:02:56,924 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 01:02:56,925 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 01:02:56,925 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 01:02:56,925 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 01:02:56,926 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 01:02:56,926 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 01:02:56,926 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 01:02:56,926 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 01:02:56,926 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 01:02:56,926 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 01:02:56,926 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 01:02:56,927 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 01:02:56,927 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 01:02:56,927 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 01:02:56,927 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 01:02:56,927 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 01:02:56,927 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 01:02:56,927 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 01:02:56,927 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 01:02:56,928 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 01:02:56,928 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 01:02:56,928 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 01:02:56,928 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 01:02:56,928 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 01:02:56,928 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 01:02:56,928 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 01:02:56,928 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 01:02:56,929 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 01:02:56,929 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_d4203930-df7d-4ea3-bf95-4cb7353ff4e1/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 -> 4efbed7cd0f5d77b92597ff02e6d19fa8a62de34 [2018-11-23 01:02:56,951 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 01:02:56,960 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 01:02:56,963 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 01:02:56,964 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 01:02:56,964 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 01:02:56,965 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d4203930-df7d-4ea3-bf95-4cb7353ff4e1/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c [2018-11-23 01:02:57,009 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d4203930-df7d-4ea3-bf95-4cb7353ff4e1/bin-2019/ukojak/data/1db9249ec/249e46d6436d42ed980b9da7a631bf35/FLAG5a72226b4 [2018-11-23 01:02:57,462 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 01:02:57,462 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d4203930-df7d-4ea3-bf95-4cb7353ff4e1/sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c [2018-11-23 01:02:57,471 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d4203930-df7d-4ea3-bf95-4cb7353ff4e1/bin-2019/ukojak/data/1db9249ec/249e46d6436d42ed980b9da7a631bf35/FLAG5a72226b4 [2018-11-23 01:02:57,484 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d4203930-df7d-4ea3-bf95-4cb7353ff4e1/bin-2019/ukojak/data/1db9249ec/249e46d6436d42ed980b9da7a631bf35 [2018-11-23 01:02:57,486 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 01:02:57,487 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 01:02:57,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 01:02:57,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 01:02:57,490 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 01:02:57,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:02:57" (1/1) ... [2018-11-23 01:02:57,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fbeed0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:57, skipping insertion in model container [2018-11-23 01:02:57,493 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:02:57" (1/1) ... [2018-11-23 01:02:57,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 01:02:57,532 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 01:02:57,770 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:02:57,774 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 01:02:57,840 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:02:57,850 INFO L195 MainTranslator]: Completed translation [2018-11-23 01:02:57,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:57 WrapperNode [2018-11-23 01:02:57,850 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 01:02:57,851 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 01:02:57,851 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 01:02:57,851 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 01:02:57,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:57" (1/1) ... [2018-11-23 01:02:57,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:57" (1/1) ... [2018-11-23 01:02:57,961 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 01:02:57,962 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 01:02:57,962 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 01:02:57,962 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 01:02:57,968 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:57" (1/1) ... [2018-11-23 01:02:57,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:57" (1/1) ... [2018-11-23 01:02:57,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:57" (1/1) ... [2018-11-23 01:02:57,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:57" (1/1) ... [2018-11-23 01:02:57,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:57" (1/1) ... [2018-11-23 01:02:57,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:57" (1/1) ... [2018-11-23 01:02:57,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:57" (1/1) ... [2018-11-23 01:02:58,003 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 01:02:58,003 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 01:02:58,003 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 01:02:58,003 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 01:02:58,004 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4203930-df7d-4ea3-bf95-4cb7353ff4e1/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 01:02:58,053 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 01:02:58,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 01:02:58,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 01:02:59,362 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 01:02:59,362 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 01:02:59,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:02:59 BoogieIcfgContainer [2018-11-23 01:02:59,363 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 01:02:59,363 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 01:02:59,363 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 01:02:59,371 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 01:02:59,371 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:02:59" (1/1) ... [2018-11-23 01:02:59,379 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:02:59,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:02:59,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-11-23 01:02:59,432 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-11-23 01:02:59,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 01:02:59,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:02:59,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:02:59,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:00,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:00,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 163 states and 246 transitions. [2018-11-23 01:03:00,210 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 246 transitions. [2018-11-23 01:03:00,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 01:03:00,216 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:00,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:00,302 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:00,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:00,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 242 states and 330 transitions. [2018-11-23 01:03:00,658 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 330 transitions. [2018-11-23 01:03:00,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 01:03:00,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:00,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:00,706 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:00,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:00,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 246 states and 336 transitions. [2018-11-23 01:03:00,873 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 336 transitions. [2018-11-23 01:03:00,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 01:03:00,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:00,918 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:01,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:01,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 255 states and 350 transitions. [2018-11-23 01:03:01,012 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 350 transitions. [2018-11-23 01:03:01,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 01:03:01,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:01,038 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:03:01,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:01,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 262 states and 360 transitions. [2018-11-23 01:03:01,186 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 360 transitions. [2018-11-23 01:03:01,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 01:03:01,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:01,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:01,234 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:01,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:01,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 266 states and 367 transitions. [2018-11-23 01:03:01,433 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 367 transitions. [2018-11-23 01:03:01,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 01:03:01,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:01,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:01,451 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:01,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:01,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 269 states and 370 transitions. [2018-11-23 01:03:01,467 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 370 transitions. [2018-11-23 01:03:01,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 01:03:01,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:01,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:01,489 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:03:01,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:01,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 270 states and 371 transitions. [2018-11-23 01:03:01,498 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 371 transitions. [2018-11-23 01:03:01,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 01:03:01,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:01,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:01,519 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:03:01,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:01,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 274 states and 376 transitions. [2018-11-23 01:03:01,639 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 376 transitions. [2018-11-23 01:03:01,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 01:03:01,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:01,708 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:02,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:02,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 291 states and 403 transitions. [2018-11-23 01:03:02,016 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 403 transitions. [2018-11-23 01:03:02,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 01:03:02,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:02,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:02,035 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:03:02,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:02,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 293 states and 405 transitions. [2018-11-23 01:03:02,082 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 405 transitions. [2018-11-23 01:03:02,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 01:03:02,083 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:02,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:02,099 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:02,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:02,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 298 states and 411 transitions. [2018-11-23 01:03:02,121 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 411 transitions. [2018-11-23 01:03:02,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 01:03:02,122 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:02,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:02,138 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:02,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:02,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 300 states and 413 transitions. [2018-11-23 01:03:02,159 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 413 transitions. [2018-11-23 01:03:02,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 01:03:02,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:02,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:02,176 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:03:02,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:02,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 306 states and 419 transitions. [2018-11-23 01:03:02,263 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 419 transitions. [2018-11-23 01:03:02,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 01:03:02,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:02,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:02,283 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:02,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:02,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 310 states and 425 transitions. [2018-11-23 01:03:02,393 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 425 transitions. [2018-11-23 01:03:02,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 01:03:02,394 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:02,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:02,441 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:02,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:02,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 326 states and 445 transitions. [2018-11-23 01:03:02,710 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 445 transitions. [2018-11-23 01:03:02,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-23 01:03:02,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:02,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:02,757 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:03,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:03,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 350 states and 477 transitions. [2018-11-23 01:03:03,173 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 477 transitions. [2018-11-23 01:03:03,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-23 01:03:03,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:03,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:03,192 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:03,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:03,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 354 states and 483 transitions. [2018-11-23 01:03:03,379 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 483 transitions. [2018-11-23 01:03:03,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 01:03:03,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:03,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:03,472 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:03:04,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:04,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 433 states and 569 transitions. [2018-11-23 01:03:04,002 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 569 transitions. [2018-11-23 01:03:04,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 01:03:04,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:04,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:04,022 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:04,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:04,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 434 states and 570 transitions. [2018-11-23 01:03:04,036 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 570 transitions. [2018-11-23 01:03:04,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 01:03:04,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:04,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:04,058 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:03:04,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:04,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 436 states and 572 transitions. [2018-11-23 01:03:04,131 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 572 transitions. [2018-11-23 01:03:04,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 01:03:04,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:04,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:04,154 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:03:04,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:04,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 439 states and 574 transitions. [2018-11-23 01:03:04,190 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 574 transitions. [2018-11-23 01:03:04,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-23 01:03:04,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:04,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:04,213 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:04,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:04,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 455 states and 591 transitions. [2018-11-23 01:03:04,554 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 591 transitions. [2018-11-23 01:03:04,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 01:03:04,555 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:04,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:04,577 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:03:04,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:04,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 457 states and 592 transitions. [2018-11-23 01:03:04,721 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 592 transitions. [2018-11-23 01:03:04,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 01:03:04,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:04,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:04,748 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:05,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:05,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 466 states and 605 transitions. [2018-11-23 01:03:05,022 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 605 transitions. [2018-11-23 01:03:05,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-23 01:03:05,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:05,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:05,044 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:03:05,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:05,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 467 states and 606 transitions. [2018-11-23 01:03:05,059 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 606 transitions. [2018-11-23 01:03:05,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 01:03:05,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:05,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:05,085 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:05,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:05,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 477 states and 616 transitions. [2018-11-23 01:03:05,222 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 616 transitions. [2018-11-23 01:03:05,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 01:03:05,223 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:05,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:05,332 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:03:05,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:05,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 485 states and 628 transitions. [2018-11-23 01:03:05,695 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 628 transitions. [2018-11-23 01:03:05,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 01:03:05,695 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:05,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:05,752 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:06,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:06,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 505 states and 651 transitions. [2018-11-23 01:03:06,237 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 651 transitions. [2018-11-23 01:03:06,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 01:03:06,238 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:06,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:06,376 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:03:06,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:06,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 515 states and 669 transitions. [2018-11-23 01:03:06,859 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 669 transitions. [2018-11-23 01:03:06,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 01:03:06,859 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:06,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:06,890 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:03:07,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:07,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 522 states and 680 transitions. [2018-11-23 01:03:07,111 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 680 transitions. [2018-11-23 01:03:07,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 01:03:07,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:07,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:07,132 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:03:07,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:07,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 525 states and 684 transitions. [2018-11-23 01:03:07,164 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 684 transitions. [2018-11-23 01:03:07,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 01:03:07,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:07,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:07,180 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:07,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:07,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 538 states and 699 transitions. [2018-11-23 01:03:07,470 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 699 transitions. [2018-11-23 01:03:07,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 01:03:07,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:07,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:07,507 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:03:08,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:08,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 577 states and 754 transitions. [2018-11-23 01:03:08,725 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 754 transitions. [2018-11-23 01:03:08,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 01:03:08,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:08,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:08,744 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 01:03:09,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:09,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 583 states and 762 transitions. [2018-11-23 01:03:09,101 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 762 transitions. [2018-11-23 01:03:09,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 01:03:09,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:09,172 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 01:03:09,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:09,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 585 states and 765 transitions. [2018-11-23 01:03:09,403 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 765 transitions. [2018-11-23 01:03:09,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-23 01:03:09,404 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:09,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:09,431 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:09,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:09,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 603 states and 789 transitions. [2018-11-23 01:03:09,802 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 789 transitions. [2018-11-23 01:03:09,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-23 01:03:09,803 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:09,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:09,843 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 01:03:09,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:10,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 607 states and 794 transitions. [2018-11-23 01:03:10,000 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 794 transitions. [2018-11-23 01:03:10,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-23 01:03:10,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:10,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:10,025 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:10,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:10,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 622 states and 815 transitions. [2018-11-23 01:03:10,369 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 815 transitions. [2018-11-23 01:03:10,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 01:03:10,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:10,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:10,398 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:03:10,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:10,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 629 states and 823 transitions. [2018-11-23 01:03:10,607 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 823 transitions. [2018-11-23 01:03:10,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 01:03:10,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:10,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:10,638 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:03:10,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:10,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 634 states and 827 transitions. [2018-11-23 01:03:10,811 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 827 transitions. [2018-11-23 01:03:10,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-23 01:03:10,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:10,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:10,835 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 01:03:11,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:11,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 645 states and 840 transitions. [2018-11-23 01:03:11,319 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 840 transitions. [2018-11-23 01:03:11,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-23 01:03:11,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:11,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:11,337 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:11,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:11,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 648 states and 843 transitions. [2018-11-23 01:03:11,359 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 843 transitions. [2018-11-23 01:03:11,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 01:03:11,360 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:11,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:11,381 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:03:11,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:11,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 662 states and 860 transitions. [2018-11-23 01:03:11,794 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 860 transitions. [2018-11-23 01:03:11,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 01:03:11,795 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:11,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:11,811 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:03:12,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:12,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 674 states and 872 transitions. [2018-11-23 01:03:12,230 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 872 transitions. [2018-11-23 01:03:12,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 01:03:12,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:12,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:12,257 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:03:12,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:12,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 705 states and 903 transitions. [2018-11-23 01:03:12,346 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 903 transitions. [2018-11-23 01:03:12,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-23 01:03:12,347 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:12,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:12,692 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 01:03:15,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:15,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 745 states and 963 transitions. [2018-11-23 01:03:15,174 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 963 transitions. [2018-11-23 01:03:15,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 01:03:15,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:15,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:15,193 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:15,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:15,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 750 states and 968 transitions. [2018-11-23 01:03:15,431 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 968 transitions. [2018-11-23 01:03:15,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 01:03:15,432 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:15,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:15,472 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:15,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:15,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 756 states and 974 transitions. [2018-11-23 01:03:15,700 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 974 transitions. [2018-11-23 01:03:15,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 01:03:15,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:15,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:15,720 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:16,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:16,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 761 states and 981 transitions. [2018-11-23 01:03:16,229 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 981 transitions. [2018-11-23 01:03:16,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 01:03:16,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:16,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:16,247 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:16,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:16,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 763 states and 982 transitions. [2018-11-23 01:03:16,472 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 982 transitions. [2018-11-23 01:03:16,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 01:03:16,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:16,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:16,489 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:03:16,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:16,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 765 states and 987 transitions. [2018-11-23 01:03:16,511 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 987 transitions. [2018-11-23 01:03:16,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 01:03:16,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:16,528 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:03:16,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:16,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 767 states and 988 transitions. [2018-11-23 01:03:16,548 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 988 transitions. [2018-11-23 01:03:16,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 01:03:16,549 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:16,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:16,576 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:03:16,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:16,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 771 states and 991 transitions. [2018-11-23 01:03:16,709 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 991 transitions. [2018-11-23 01:03:16,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 01:03:16,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:16,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:16,728 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:03:17,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:17,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 776 states and 996 transitions. [2018-11-23 01:03:17,256 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 996 transitions. [2018-11-23 01:03:17,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 01:03:17,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:17,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:17,284 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:03:18,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:18,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 787 states and 1021 transitions. [2018-11-23 01:03:18,133 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1021 transitions. [2018-11-23 01:03:18,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 01:03:18,133 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:18,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:18,157 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:03:18,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:18,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 791 states and 1029 transitions. [2018-11-23 01:03:18,360 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1029 transitions. [2018-11-23 01:03:18,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 01:03:18,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:18,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:18,389 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 01:03:18,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:18,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 794 states and 1033 transitions. [2018-11-23 01:03:18,536 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1033 transitions. [2018-11-23 01:03:18,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 01:03:18,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:18,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:18,557 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 01:03:18,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:18,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 797 states and 1036 transitions. [2018-11-23 01:03:18,705 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1036 transitions. [2018-11-23 01:03:18,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 01:03:18,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:18,722 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 01:03:18,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:18,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 801 states and 1039 transitions. [2018-11-23 01:03:18,904 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1039 transitions. [2018-11-23 01:03:18,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-23 01:03:18,905 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:18,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:18,923 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:19,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:19,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 831 states and 1073 transitions. [2018-11-23 01:03:19,338 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1073 transitions. [2018-11-23 01:03:19,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 01:03:19,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:19,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:19,356 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:19,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:19,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 835 states and 1080 transitions. [2018-11-23 01:03:19,824 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1080 transitions. [2018-11-23 01:03:19,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 01:03:19,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:19,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:19,850 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 01:03:20,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:20,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 844 states and 1090 transitions. [2018-11-23 01:03:20,060 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1090 transitions. [2018-11-23 01:03:20,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 01:03:20,061 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:20,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:20,079 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 01:03:20,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:20,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 847 states and 1093 transitions. [2018-11-23 01:03:20,101 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1093 transitions. [2018-11-23 01:03:20,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 01:03:20,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:20,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:20,211 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 75 proven. 1 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 01:03:20,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:20,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 860 states and 1110 transitions. [2018-11-23 01:03:20,711 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1110 transitions. [2018-11-23 01:03:20,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 01:03:20,711 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:20,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:20,731 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 75 proven. 1 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 01:03:21,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:21,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 871 states and 1126 transitions. [2018-11-23 01:03:21,080 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1126 transitions. [2018-11-23 01:03:21,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-23 01:03:21,080 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:21,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:21,100 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:21,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:21,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 887 states and 1145 transitions. [2018-11-23 01:03:21,439 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1145 transitions. [2018-11-23 01:03:21,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 01:03:21,440 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:21,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:21,469 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:03:22,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:22,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 902 states and 1169 transitions. [2018-11-23 01:03:22,355 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1169 transitions. [2018-11-23 01:03:22,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 01:03:22,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:22,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:22,376 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:03:22,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:22,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 908 states and 1176 transitions. [2018-11-23 01:03:22,727 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1176 transitions. [2018-11-23 01:03:22,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 01:03:22,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:22,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:22,747 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:03:22,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:22,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 910 states and 1178 transitions. [2018-11-23 01:03:22,968 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1178 transitions. [2018-11-23 01:03:22,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 01:03:22,969 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:22,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:23,094 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:03:24,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:24,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 932 states and 1217 transitions. [2018-11-23 01:03:24,352 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1217 transitions. [2018-11-23 01:03:24,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 01:03:24,353 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:24,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:24,472 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:03:25,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:25,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 946 states and 1234 transitions. [2018-11-23 01:03:25,349 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1234 transitions. [2018-11-23 01:03:25,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 01:03:25,350 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:25,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:25,386 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:25,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:25,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 948 states and 1236 transitions. [2018-11-23 01:03:25,409 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1236 transitions. [2018-11-23 01:03:25,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 01:03:25,411 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:25,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:25,912 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:27,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:27,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 1012 states and 1305 transitions. [2018-11-23 01:03:27,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1305 transitions. [2018-11-23 01:03:27,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 01:03:27,462 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:27,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:27,480 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:03:28,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:28,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1017 states and 1319 transitions. [2018-11-23 01:03:28,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1319 transitions. [2018-11-23 01:03:28,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 01:03:28,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:28,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:28,299 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:03:28,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:28,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1019 states and 1325 transitions. [2018-11-23 01:03:28,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1325 transitions. [2018-11-23 01:03:28,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 01:03:28,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:28,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:28,606 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:03:28,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:28,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 1021 states and 1327 transitions. [2018-11-23 01:03:28,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1327 transitions. [2018-11-23 01:03:28,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 01:03:28,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:28,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:28,880 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:03:29,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:29,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 1023 states and 1329 transitions. [2018-11-23 01:03:29,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1329 transitions. [2018-11-23 01:03:29,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 01:03:29,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:29,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:29,166 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:30,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:30,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 1054 states and 1373 transitions. [2018-11-23 01:03:30,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1373 transitions. [2018-11-23 01:03:30,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 01:03:30,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:30,171 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:30,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:30,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1056 states and 1376 transitions. [2018-11-23 01:03:30,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1376 transitions. [2018-11-23 01:03:30,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-23 01:03:30,666 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:30,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:30,718 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:03:31,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:31,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 1061 states and 1385 transitions. [2018-11-23 01:03:31,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1385 transitions. [2018-11-23 01:03:31,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 01:03:31,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:31,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:31,227 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 01:03:31,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:31,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1070 states and 1395 transitions. [2018-11-23 01:03:31,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1395 transitions. [2018-11-23 01:03:31,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 01:03:31,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:31,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:31,532 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 01:03:31,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:31,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1079 states and 1408 transitions. [2018-11-23 01:03:31,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 1408 transitions. [2018-11-23 01:03:31,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 01:03:31,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:31,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:31,829 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:32,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:32,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1097 states and 1430 transitions. [2018-11-23 01:03:32,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1430 transitions. [2018-11-23 01:03:32,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 01:03:32,233 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:32,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:32,350 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 01:03:34,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:34,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1120 states and 1458 transitions. [2018-11-23 01:03:34,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 1458 transitions. [2018-11-23 01:03:34,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 01:03:34,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:34,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:34,400 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 01:03:35,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:35,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1127 states and 1468 transitions. [2018-11-23 01:03:35,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1468 transitions. [2018-11-23 01:03:35,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 01:03:35,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:35,088 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:03:35,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:35,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1143 states and 1484 transitions. [2018-11-23 01:03:35,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1484 transitions. [2018-11-23 01:03:35,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 01:03:35,224 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:35,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:35,279 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:03:35,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:35,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1148 states and 1490 transitions. [2018-11-23 01:03:35,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1490 transitions. [2018-11-23 01:03:35,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 01:03:35,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:35,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:35,573 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:03:35,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:35,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1155 states and 1496 transitions. [2018-11-23 01:03:35,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1496 transitions. [2018-11-23 01:03:35,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 01:03:35,702 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:35,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:35,721 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:03:35,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:35,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 1160 states and 1501 transitions. [2018-11-23 01:03:35,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1501 transitions. [2018-11-23 01:03:35,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 01:03:35,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:35,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:35,996 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:36,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:36,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1165 states and 1508 transitions. [2018-11-23 01:03:36,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1508 transitions. [2018-11-23 01:03:36,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 01:03:36,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:36,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:36,850 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:37,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:37,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1170 states and 1513 transitions. [2018-11-23 01:03:37,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1513 transitions. [2018-11-23 01:03:37,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 01:03:37,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:37,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:37,810 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:38,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:38,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1172 states and 1514 transitions. [2018-11-23 01:03:38,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1514 transitions. [2018-11-23 01:03:38,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 01:03:38,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:38,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:38,112 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 01:03:38,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:38,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1175 states and 1517 transitions. [2018-11-23 01:03:38,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1517 transitions. [2018-11-23 01:03:38,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 01:03:38,582 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:38,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:38,604 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 01:03:39,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:39,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 1178 states and 1522 transitions. [2018-11-23 01:03:39,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1522 transitions. [2018-11-23 01:03:39,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 01:03:39,014 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:39,036 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 01:03:39,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:39,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 1180 states and 1523 transitions. [2018-11-23 01:03:39,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1523 transitions. [2018-11-23 01:03:39,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-23 01:03:39,285 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:39,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:39,398 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:03:40,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:40,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 1195 states and 1542 transitions. [2018-11-23 01:03:40,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1542 transitions. [2018-11-23 01:03:40,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-23 01:03:40,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:40,409 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 01:03:40,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:40,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1199 states and 1547 transitions. [2018-11-23 01:03:40,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1547 transitions. [2018-11-23 01:03:40,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-23 01:03:40,929 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:40,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:40,950 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:42,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:42,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1245 states and 1598 transitions. [2018-11-23 01:03:42,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1598 transitions. [2018-11-23 01:03:42,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 01:03:42,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:42,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:42,357 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:03:43,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:43,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 1261 states and 1620 transitions. [2018-11-23 01:03:43,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1620 transitions. [2018-11-23 01:03:43,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 01:03:43,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:43,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:43,097 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:03:43,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:43,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1266 states and 1624 transitions. [2018-11-23 01:03:43,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1624 transitions. [2018-11-23 01:03:43,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 01:03:43,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:43,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:43,676 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:03:43,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:43,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1267 states and 1625 transitions. [2018-11-23 01:03:43,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1625 transitions. [2018-11-23 01:03:43,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 01:03:43,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:43,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:43,723 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:03:44,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:44,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1274 states and 1632 transitions. [2018-11-23 01:03:44,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1632 transitions. [2018-11-23 01:03:44,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 01:03:44,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:44,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:44,883 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:03:45,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:45,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1280 states and 1637 transitions. [2018-11-23 01:03:45,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1637 transitions. [2018-11-23 01:03:45,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 01:03:45,326 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:45,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:45,395 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:46,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:46,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1296 states and 1656 transitions. [2018-11-23 01:03:46,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 1656 transitions. [2018-11-23 01:03:46,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-23 01:03:46,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:46,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:46,394 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:03:47,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:47,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1315 states and 1682 transitions. [2018-11-23 01:03:47,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1682 transitions. [2018-11-23 01:03:47,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-23 01:03:47,918 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:47,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:47,940 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:03:48,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:48,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 1318 states and 1684 transitions. [2018-11-23 01:03:48,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1684 transitions. [2018-11-23 01:03:48,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-23 01:03:48,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:48,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:48,531 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:03:49,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:49,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 1323 states and 1690 transitions. [2018-11-23 01:03:49,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1690 transitions. [2018-11-23 01:03:49,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-23 01:03:49,211 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:49,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:49,235 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:03:49,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:49,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1327 states and 1693 transitions. [2018-11-23 01:03:49,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1693 transitions. [2018-11-23 01:03:49,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 01:03:49,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:49,398 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:51,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:51,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1380 states and 1748 transitions. [2018-11-23 01:03:51,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1748 transitions. [2018-11-23 01:03:51,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 01:03:51,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:51,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:52,145 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:52,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:52,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 1388 states and 1756 transitions. [2018-11-23 01:03:52,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1756 transitions. [2018-11-23 01:03:52,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 01:03:52,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:52,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:52,375 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 01:03:52,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:52,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1396 states and 1763 transitions. [2018-11-23 01:03:52,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 1763 transitions. [2018-11-23 01:03:52,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 01:03:52,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:52,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:52,456 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 01:03:53,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:53,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1778 states to 1405 states and 1778 transitions. [2018-11-23 01:03:53,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 1778 transitions. [2018-11-23 01:03:53,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 01:03:53,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:53,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:53,932 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 01:03:56,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:56,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1463 states and 1837 transitions. [2018-11-23 01:03:56,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 1837 transitions. [2018-11-23 01:03:56,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 01:03:56,046 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:56,651 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 01:03:57,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:57,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 1465 states and 1839 transitions. [2018-11-23 01:03:57,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1465 states and 1839 transitions. [2018-11-23 01:03:57,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-23 01:03:57,600 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:57,628 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:57,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:57,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 1466 states and 1839 transitions. [2018-11-23 01:03:57,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 1839 transitions. [2018-11-23 01:03:57,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-23 01:03:57,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:57,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:57,862 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:03:58,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:58,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1469 states and 1841 transitions. [2018-11-23 01:03:58,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 1841 transitions. [2018-11-23 01:03:58,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-23 01:03:58,336 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:58,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:03:58,427 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 01:03:59,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:03:59,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1481 states and 1856 transitions. [2018-11-23 01:03:59,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 1856 transitions. [2018-11-23 01:03:59,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 01:03:59,471 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:03:59,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:00,096 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 148 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 01:04:01,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:01,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 1485 states and 1861 transitions. [2018-11-23 01:04:01,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 1861 transitions. [2018-11-23 01:04:01,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 01:04:01,214 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:01,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:01,237 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:04:02,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:02,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 1499 states and 1882 transitions. [2018-11-23 01:04:02,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 1882 transitions. [2018-11-23 01:04:02,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 01:04:02,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:02,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:02,183 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:04:02,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:02,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1500 states and 1883 transitions. [2018-11-23 01:04:02,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1883 transitions. [2018-11-23 01:04:02,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 01:04:02,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:02,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:02,498 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:04:02,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:02,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1501 states and 1883 transitions. [2018-11-23 01:04:02,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1883 transitions. [2018-11-23 01:04:02,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 01:04:02,669 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:02,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:02,703 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:04:02,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:02,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1506 states and 1887 transitions. [2018-11-23 01:04:02,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1887 transitions. [2018-11-23 01:04:02,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 01:04:02,851 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:02,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:02,874 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:04:03,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:03,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 1508 states and 1888 transitions. [2018-11-23 01:04:03,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 1888 transitions. [2018-11-23 01:04:03,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 01:04:03,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:03,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:03,210 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 01:04:04,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:04,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 1516 states and 1898 transitions. [2018-11-23 01:04:04,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1898 transitions. [2018-11-23 01:04:04,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 01:04:04,008 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:04,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:04,143 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 01:04:04,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:04,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 1525 states and 1907 transitions. [2018-11-23 01:04:04,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1907 transitions. [2018-11-23 01:04:04,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 01:04:04,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:04,367 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:04:04,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:04,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 1529 states and 1910 transitions. [2018-11-23 01:04:04,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1910 transitions. [2018-11-23 01:04:04,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 01:04:04,523 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:04,549 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:04:04,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:04,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 1533 states and 1913 transitions. [2018-11-23 01:04:04,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1913 transitions. [2018-11-23 01:04:04,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-23 01:04:04,744 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:04,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:04,773 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:04:05,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:05,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 1539 states and 1923 transitions. [2018-11-23 01:04:05,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1923 transitions. [2018-11-23 01:04:05,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-23 01:04:05,212 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:05,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:05,244 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:04:05,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:05,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1925 states to 1540 states and 1925 transitions. [2018-11-23 01:04:05,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1925 transitions. [2018-11-23 01:04:05,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-23 01:04:05,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:05,626 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:04:06,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:06,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 1544 states and 1929 transitions. [2018-11-23 01:04:06,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 1929 transitions. [2018-11-23 01:04:06,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-23 01:04:06,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:06,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:06,185 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:04:06,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:06,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 1547 states and 1932 transitions. [2018-11-23 01:04:06,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 1932 transitions. [2018-11-23 01:04:06,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-23 01:04:06,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:06,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:06,594 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 01:04:07,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:07,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 1567 states and 1957 transitions. [2018-11-23 01:04:07,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 1957 transitions. [2018-11-23 01:04:07,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 01:04:07,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:07,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:07,345 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 01:04:07,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:07,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 1574 states and 1963 transitions. [2018-11-23 01:04:07,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 1963 transitions. [2018-11-23 01:04:07,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 01:04:07,526 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:07,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:08,575 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:04:13,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:13,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1670 states and 2076 transitions. [2018-11-23 01:04:13,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 2076 transitions. [2018-11-23 01:04:13,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 01:04:13,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:13,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:13,714 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:04:14,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:14,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 1675 states and 2080 transitions. [2018-11-23 01:04:14,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 2080 transitions. [2018-11-23 01:04:14,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-23 01:04:14,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:14,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:14,321 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-23 01:04:14,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:14,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2093 states to 1685 states and 2093 transitions. [2018-11-23 01:04:14,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 2093 transitions. [2018-11-23 01:04:14,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-23 01:04:14,694 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:14,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:14,720 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-23 01:04:15,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:15,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2105 states to 1695 states and 2105 transitions. [2018-11-23 01:04:15,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 2105 transitions. [2018-11-23 01:04:15,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 01:04:15,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:15,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:15,438 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 01:04:15,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:15,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2111 states to 1700 states and 2111 transitions. [2018-11-23 01:04:15,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 2111 transitions. [2018-11-23 01:04:15,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 01:04:15,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:15,914 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 01:04:16,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:16,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1702 states and 2116 transitions. [2018-11-23 01:04:16,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 2116 transitions. [2018-11-23 01:04:16,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 01:04:16,288 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:16,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:16,353 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:04:16,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:16,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2141 states to 1724 states and 2141 transitions. [2018-11-23 01:04:16,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2141 transitions. [2018-11-23 01:04:16,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 01:04:16,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:16,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:16,945 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:04:17,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:17,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2158 states to 1741 states and 2158 transitions. [2018-11-23 01:04:17,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 2158 transitions. [2018-11-23 01:04:17,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 01:04:17,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:17,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:17,158 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:04:17,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:17,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1752 states and 2172 transitions. [2018-11-23 01:04:17,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 2172 transitions. [2018-11-23 01:04:17,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 01:04:17,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:17,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:17,794 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:04:18,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:18,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1763 states and 2182 transitions. [2018-11-23 01:04:18,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 2182 transitions. [2018-11-23 01:04:18,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 01:04:18,379 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:18,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:18,445 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:04:18,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:18,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 1765 states and 2183 transitions. [2018-11-23 01:04:18,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 2183 transitions. [2018-11-23 01:04:18,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 01:04:18,814 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:18,878 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:04:19,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:19,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1776 states and 2193 transitions. [2018-11-23 01:04:19,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2193 transitions. [2018-11-23 01:04:19,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 01:04:19,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:19,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:19,527 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:04:20,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:20,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 1786 states and 2203 transitions. [2018-11-23 01:04:20,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2203 transitions. [2018-11-23 01:04:20,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-23 01:04:20,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:20,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:21,308 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 01:04:23,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:23,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1794 states and 2214 transitions. [2018-11-23 01:04:23,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 2214 transitions. [2018-11-23 01:04:23,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-23 01:04:23,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:23,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:23,392 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 01:04:23,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:23,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 1796 states and 2216 transitions. [2018-11-23 01:04:23,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 2216 transitions. [2018-11-23 01:04:23,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 01:04:23,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:23,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:23,789 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 01:04:24,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:24,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1803 states and 2223 transitions. [2018-11-23 01:04:24,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 2223 transitions. [2018-11-23 01:04:24,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 01:04:24,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:24,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:24,237 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 01:04:24,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:24,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1805 states and 2224 transitions. [2018-11-23 01:04:24,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 2224 transitions. [2018-11-23 01:04:24,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 01:04:24,460 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:24,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:24,491 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 01:04:25,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:25,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1819 states and 2242 transitions. [2018-11-23 01:04:25,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 2242 transitions. [2018-11-23 01:04:25,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 01:04:25,847 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:25,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:25,878 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 01:04:26,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:26,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2245 states to 1821 states and 2245 transitions. [2018-11-23 01:04:26,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 2245 transitions. [2018-11-23 01:04:26,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 01:04:26,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:26,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:26,336 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 01:04:27,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:27,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1824 states and 2249 transitions. [2018-11-23 01:04:27,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 2249 transitions. [2018-11-23 01:04:27,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-23 01:04:27,041 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:27,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:27,096 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 153 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:04:27,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:27,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2263 states to 1831 states and 2263 transitions. [2018-11-23 01:04:27,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2263 transitions. [2018-11-23 01:04:27,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-23 01:04:27,880 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:27,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:27,958 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 153 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:04:28,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:28,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2264 states to 1833 states and 2264 transitions. [2018-11-23 01:04:28,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 2264 transitions. [2018-11-23 01:04:28,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 01:04:28,367 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:28,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:28,403 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 01:04:28,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:28,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 1835 states and 2266 transitions. [2018-11-23 01:04:28,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 2266 transitions. [2018-11-23 01:04:28,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-23 01:04:28,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:28,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:28,456 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 01:04:29,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:29,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 1847 states and 2280 transitions. [2018-11-23 01:04:29,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 2280 transitions. [2018-11-23 01:04:29,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-23 01:04:29,179 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:29,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:29,210 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 01:04:29,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:29,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 1852 states and 2284 transitions. [2018-11-23 01:04:29,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2284 transitions. [2018-11-23 01:04:29,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-23 01:04:29,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:29,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:29,608 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 01:04:30,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:30,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2292 states to 1859 states and 2292 transitions. [2018-11-23 01:04:30,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2292 transitions. [2018-11-23 01:04:30,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-23 01:04:30,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:30,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:30,362 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 01:04:30,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:30,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 1864 states and 2296 transitions. [2018-11-23 01:04:30,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 2296 transitions. [2018-11-23 01:04:30,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-23 01:04:30,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:30,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:30,813 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 01:04:31,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:31,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2295 states to 1864 states and 2295 transitions. [2018-11-23 01:04:31,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 2295 transitions. [2018-11-23 01:04:31,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-23 01:04:31,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:31,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:31,064 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 135 proven. 3 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 01:04:32,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:32,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2319 states to 1883 states and 2319 transitions. [2018-11-23 01:04:32,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 2319 transitions. [2018-11-23 01:04:32,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-23 01:04:32,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:32,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:32,844 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 01:04:33,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:33,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1887 states and 2322 transitions. [2018-11-23 01:04:33,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 2322 transitions. [2018-11-23 01:04:33,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-23 01:04:33,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:33,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:33,277 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 01:04:33,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:33,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 1891 states and 2325 transitions. [2018-11-23 01:04:33,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2325 transitions. [2018-11-23 01:04:33,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-23 01:04:33,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:33,842 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 01:04:34,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:34,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 1893 states and 2328 transitions. [2018-11-23 01:04:34,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 2328 transitions. [2018-11-23 01:04:34,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-23 01:04:34,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:34,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:34,519 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 01:04:35,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:35,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 1918 states and 2352 transitions. [2018-11-23 01:04:35,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 2352 transitions. [2018-11-23 01:04:35,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-23 01:04:35,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:35,366 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 01:04:37,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:37,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 1926 states and 2362 transitions. [2018-11-23 01:04:37,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 2362 transitions. [2018-11-23 01:04:37,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-23 01:04:37,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:37,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:37,749 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 01:04:38,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:38,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 1928 states and 2363 transitions. [2018-11-23 01:04:38,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 2363 transitions. [2018-11-23 01:04:38,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 01:04:38,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:38,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:38,300 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-23 01:04:38,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:38,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2376 states to 1938 states and 2376 transitions. [2018-11-23 01:04:38,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 2376 transitions. [2018-11-23 01:04:38,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 01:04:38,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:38,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:38,998 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-23 01:04:40,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:40,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2421 states to 1981 states and 2421 transitions. [2018-11-23 01:04:40,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 2421 transitions. [2018-11-23 01:04:40,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 01:04:40,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:40,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:40,321 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-23 01:04:40,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:40,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2427 states to 1988 states and 2427 transitions. [2018-11-23 01:04:40,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 2427 transitions. [2018-11-23 01:04:40,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 01:04:40,686 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:40,714 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-23 01:04:40,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:40,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2440 states to 2001 states and 2440 transitions. [2018-11-23 01:04:40,772 INFO L276 IsEmpty]: Start isEmpty. Operand 2001 states and 2440 transitions. [2018-11-23 01:04:40,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 01:04:40,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:40,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:41,127 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 177 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 01:04:42,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:42,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2527 states to 2081 states and 2527 transitions. [2018-11-23 01:04:42,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 2527 transitions. [2018-11-23 01:04:42,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 01:04:42,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:42,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:42,975 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 177 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 01:04:43,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:43,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2532 states to 2085 states and 2532 transitions. [2018-11-23 01:04:43,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2085 states and 2532 transitions. [2018-11-23 01:04:43,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 01:04:43,360 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:43,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:43,457 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 177 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 01:04:43,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:43,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2535 states to 2088 states and 2535 transitions. [2018-11-23 01:04:43,709 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 2535 transitions. [2018-11-23 01:04:43,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 01:04:43,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:43,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:43,740 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 01:04:44,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:44,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 2100 states and 2548 transitions. [2018-11-23 01:04:44,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 2548 transitions. [2018-11-23 01:04:44,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-23 01:04:44,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:44,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:44,199 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 01:04:44,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:44,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 2112 states and 2559 transitions. [2018-11-23 01:04:44,253 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 2559 transitions. [2018-11-23 01:04:44,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-23 01:04:44,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:44,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:44,290 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 01:04:44,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:44,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 2116 states and 2562 transitions. [2018-11-23 01:04:44,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2116 states and 2562 transitions. [2018-11-23 01:04:44,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-23 01:04:44,668 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:44,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:44,710 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 01:04:44,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:44,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2117 states and 2565 transitions. [2018-11-23 01:04:44,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 2565 transitions. [2018-11-23 01:04:44,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-23 01:04:44,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:44,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:44,980 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-23 01:04:45,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:45,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2119 states and 2567 transitions. [2018-11-23 01:04:45,168 INFO L276 IsEmpty]: Start isEmpty. Operand 2119 states and 2567 transitions. [2018-11-23 01:04:45,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-23 01:04:45,169 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:45,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:45,209 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 01:04:45,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:45,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2120 states and 2567 transitions. [2018-11-23 01:04:45,395 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 2567 transitions. [2018-11-23 01:04:45,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-23 01:04:45,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:45,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:45,477 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:04:46,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:46,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 2135 states and 2584 transitions. [2018-11-23 01:04:46,840 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 2584 transitions. [2018-11-23 01:04:46,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-23 01:04:46,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:46,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:46,913 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:04:46,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:46,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 2136 states and 2585 transitions. [2018-11-23 01:04:46,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 2585 transitions. [2018-11-23 01:04:46,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-23 01:04:46,954 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:46,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:47,031 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:04:47,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:47,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 2138 states and 2586 transitions. [2018-11-23 01:04:47,243 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 2586 transitions. [2018-11-23 01:04:47,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-23 01:04:47,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:47,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:47,323 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:04:47,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:47,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 2140 states and 2587 transitions. [2018-11-23 01:04:47,720 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 2587 transitions. [2018-11-23 01:04:47,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-23 01:04:47,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:47,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:47,762 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 01:04:48,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:48,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2594 states to 2146 states and 2594 transitions. [2018-11-23 01:04:48,218 INFO L276 IsEmpty]: Start isEmpty. Operand 2146 states and 2594 transitions. [2018-11-23 01:04:48,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-23 01:04:48,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:48,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:48,354 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 01:04:48,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:48,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 2168 states and 2615 transitions. [2018-11-23 01:04:48,675 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 2615 transitions. [2018-11-23 01:04:48,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-23 01:04:48,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:48,811 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 01:04:49,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:49,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 2169 states and 2615 transitions. [2018-11-23 01:04:49,062 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 2615 transitions. [2018-11-23 01:04:49,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-23 01:04:49,063 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:49,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:49,488 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-23 01:04:52,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:52,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 2215 states and 2663 transitions. [2018-11-23 01:04:52,502 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 2663 transitions. [2018-11-23 01:04:52,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-23 01:04:52,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:52,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:52,737 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-23 01:04:52,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:52,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2669 states to 2222 states and 2669 transitions. [2018-11-23 01:04:52,996 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 2669 transitions. [2018-11-23 01:04:52,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-23 01:04:52,998 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:53,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:53,049 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 01:04:53,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:53,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 2227 states and 2673 transitions. [2018-11-23 01:04:53,472 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 2673 transitions. [2018-11-23 01:04:53,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-23 01:04:53,474 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:53,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:53,514 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 01:04:53,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:53,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2676 states to 2232 states and 2676 transitions. [2018-11-23 01:04:53,772 INFO L276 IsEmpty]: Start isEmpty. Operand 2232 states and 2676 transitions. [2018-11-23 01:04:53,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-23 01:04:53,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:53,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:53,814 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 01:04:53,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:53,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2678 states to 2235 states and 2678 transitions. [2018-11-23 01:04:53,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 2678 transitions. [2018-11-23 01:04:53,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-23 01:04:53,853 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:53,893 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 01:04:54,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:54,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2681 states to 2238 states and 2681 transitions. [2018-11-23 01:04:54,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2238 states and 2681 transitions. [2018-11-23 01:04:54,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-23 01:04:54,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:54,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:54,395 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 01:04:54,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:54,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2682 states to 2240 states and 2682 transitions. [2018-11-23 01:04:54,430 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 2682 transitions. [2018-11-23 01:04:54,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-23 01:04:54,432 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:54,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:54,560 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-23 01:04:55,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:55,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 2249 states and 2693 transitions. [2018-11-23 01:04:55,649 INFO L276 IsEmpty]: Start isEmpty. Operand 2249 states and 2693 transitions. [2018-11-23 01:04:55,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-23 01:04:55,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:55,690 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 01:04:55,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:55,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 2251 states and 2694 transitions. [2018-11-23 01:04:55,940 INFO L276 IsEmpty]: Start isEmpty. Operand 2251 states and 2694 transitions. [2018-11-23 01:04:55,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-23 01:04:55,941 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:55,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:55,978 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 170 proven. 15 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-23 01:04:57,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:57,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 2277 states and 2724 transitions. [2018-11-23 01:04:57,913 INFO L276 IsEmpty]: Start isEmpty. Operand 2277 states and 2724 transitions. [2018-11-23 01:04:57,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-23 01:04:57,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:57,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:57,952 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 170 proven. 15 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-23 01:04:57,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:57,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 2278 states and 2724 transitions. [2018-11-23 01:04:57,991 INFO L276 IsEmpty]: Start isEmpty. Operand 2278 states and 2724 transitions. [2018-11-23 01:04:57,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-23 01:04:57,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:58,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:58,029 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 170 proven. 15 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-23 01:04:58,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:58,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 2279 states and 2724 transitions. [2018-11-23 01:04:58,068 INFO L276 IsEmpty]: Start isEmpty. Operand 2279 states and 2724 transitions. [2018-11-23 01:04:58,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-23 01:04:58,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:58,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:58,101 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 01:04:58,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:58,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 2286 states and 2731 transitions. [2018-11-23 01:04:58,538 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 2731 transitions. [2018-11-23 01:04:58,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-23 01:04:58,540 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:58,582 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-11-23 01:04:59,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:04:59,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 2365 states and 2812 transitions. [2018-11-23 01:04:59,076 INFO L276 IsEmpty]: Start isEmpty. Operand 2365 states and 2812 transitions. [2018-11-23 01:04:59,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-23 01:04:59,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:04:59,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:04:59,443 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:05:01,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:01,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2871 states to 2421 states and 2871 transitions. [2018-11-23 01:05:01,636 INFO L276 IsEmpty]: Start isEmpty. Operand 2421 states and 2871 transitions. [2018-11-23 01:05:01,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-23 01:05:01,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:01,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:01,728 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-23 01:05:04,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:04,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2933 states to 2483 states and 2933 transitions. [2018-11-23 01:05:04,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2483 states and 2933 transitions. [2018-11-23 01:05:04,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-23 01:05:04,808 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:04,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:04,909 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-23 01:05:04,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:04,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2939 states to 2490 states and 2939 transitions. [2018-11-23 01:05:04,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2490 states and 2939 transitions. [2018-11-23 01:05:04,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-23 01:05:04,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:04,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:05,056 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-11-23 01:05:07,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:07,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2949 states to 2498 states and 2949 transitions. [2018-11-23 01:05:07,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2498 states and 2949 transitions. [2018-11-23 01:05:07,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-23 01:05:07,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:07,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:07,387 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-11-23 01:05:07,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:07,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2950 states to 2500 states and 2950 transitions. [2018-11-23 01:05:07,948 INFO L276 IsEmpty]: Start isEmpty. Operand 2500 states and 2950 transitions. [2018-11-23 01:05:07,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-23 01:05:07,950 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:07,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:07,990 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 01:05:08,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:08,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2978 states to 2525 states and 2978 transitions. [2018-11-23 01:05:08,774 INFO L276 IsEmpty]: Start isEmpty. Operand 2525 states and 2978 transitions. [2018-11-23 01:05:08,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-23 01:05:08,775 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:08,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:08,816 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 01:05:09,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:09,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2996 states to 2542 states and 2996 transitions. [2018-11-23 01:05:09,556 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 2996 transitions. [2018-11-23 01:05:09,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-23 01:05:09,557 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:09,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:09,600 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 01:05:09,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:09,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3003 states to 2550 states and 3003 transitions. [2018-11-23 01:05:09,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2550 states and 3003 transitions. [2018-11-23 01:05:09,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-23 01:05:09,843 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:09,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:09,896 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 01:05:10,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:10,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 2557 states and 3008 transitions. [2018-11-23 01:05:10,377 INFO L276 IsEmpty]: Start isEmpty. Operand 2557 states and 3008 transitions. [2018-11-23 01:05:10,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-23 01:05:10,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:10,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:10,418 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 01:05:10,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:10,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3009 states to 2560 states and 3009 transitions. [2018-11-23 01:05:10,878 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 3009 transitions. [2018-11-23 01:05:10,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-23 01:05:10,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:10,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:10,920 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 01:05:11,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:11,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3011 states to 2562 states and 3011 transitions. [2018-11-23 01:05:11,357 INFO L276 IsEmpty]: Start isEmpty. Operand 2562 states and 3011 transitions. [2018-11-23 01:05:11,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-23 01:05:11,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:11,402 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 01:05:11,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:11,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3011 states to 2563 states and 3011 transitions. [2018-11-23 01:05:11,437 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 3011 transitions. [2018-11-23 01:05:11,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-23 01:05:11,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:11,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:11,506 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 01:05:12,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:12,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 2566 states and 3014 transitions. [2018-11-23 01:05:12,005 INFO L276 IsEmpty]: Start isEmpty. Operand 2566 states and 3014 transitions. [2018-11-23 01:05:12,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-23 01:05:12,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:12,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:12,064 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-11-23 01:05:12,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:12,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 2567 states and 3014 transitions. [2018-11-23 01:05:12,108 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 3014 transitions. [2018-11-23 01:05:12,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-23 01:05:12,110 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:12,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:12,145 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-23 01:05:12,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:12,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 2584 states and 3032 transitions. [2018-11-23 01:05:12,875 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 3032 transitions. [2018-11-23 01:05:12,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-23 01:05:12,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:12,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:12,927 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 01:05:13,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:13,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 2586 states and 3035 transitions. [2018-11-23 01:05:13,386 INFO L276 IsEmpty]: Start isEmpty. Operand 2586 states and 3035 transitions. [2018-11-23 01:05:13,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-23 01:05:13,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:13,439 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 01:05:14,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:14,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 2598 states and 3048 transitions. [2018-11-23 01:05:14,156 INFO L276 IsEmpty]: Start isEmpty. Operand 2598 states and 3048 transitions. [2018-11-23 01:05:14,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-23 01:05:14,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:14,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:14,208 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 01:05:14,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:14,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 2601 states and 3050 transitions. [2018-11-23 01:05:14,255 INFO L276 IsEmpty]: Start isEmpty. Operand 2601 states and 3050 transitions. [2018-11-23 01:05:14,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-23 01:05:14,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:14,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:14,306 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 01:05:14,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:14,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3059 states to 2612 states and 3059 transitions. [2018-11-23 01:05:14,955 INFO L276 IsEmpty]: Start isEmpty. Operand 2612 states and 3059 transitions. [2018-11-23 01:05:14,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-23 01:05:14,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:14,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:15,008 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 01:05:15,192 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 16 [2018-11-23 01:05:15,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:15,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3060 states to 2614 states and 3060 transitions. [2018-11-23 01:05:15,575 INFO L276 IsEmpty]: Start isEmpty. Operand 2614 states and 3060 transitions. [2018-11-23 01:05:15,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-23 01:05:15,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:15,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:15,629 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 01:05:16,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:16,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3061 states to 2616 states and 3061 transitions. [2018-11-23 01:05:16,102 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 3061 transitions. [2018-11-23 01:05:16,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-23 01:05:16,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:16,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:16,208 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 01:05:19,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:19,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3132 states to 2686 states and 3132 transitions. [2018-11-23 01:05:19,367 INFO L276 IsEmpty]: Start isEmpty. Operand 2686 states and 3132 transitions. [2018-11-23 01:05:19,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-23 01:05:19,369 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:19,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:19,476 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 01:05:20,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:20,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 2696 states and 3142 transitions. [2018-11-23 01:05:20,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2696 states and 3142 transitions. [2018-11-23 01:05:20,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-23 01:05:20,567 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:20,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:20,673 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 01:05:21,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:21,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 2708 states and 3153 transitions. [2018-11-23 01:05:21,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2708 states and 3153 transitions. [2018-11-23 01:05:21,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-23 01:05:21,453 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:21,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:21,549 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 264 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 01:05:21,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:21,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3154 states to 2709 states and 3154 transitions. [2018-11-23 01:05:21,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2709 states and 3154 transitions. [2018-11-23 01:05:21,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-11-23 01:05:21,591 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:21,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:21,628 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 221 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-23 01:05:21,836 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2018-11-23 01:05:22,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:22,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3159 states to 2714 states and 3159 transitions. [2018-11-23 01:05:22,446 INFO L276 IsEmpty]: Start isEmpty. Operand 2714 states and 3159 transitions. [2018-11-23 01:05:22,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-23 01:05:22,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:22,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:22,500 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-11-23 01:05:22,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:22,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3173 states to 2730 states and 3173 transitions. [2018-11-23 01:05:22,949 INFO L276 IsEmpty]: Start isEmpty. Operand 2730 states and 3173 transitions. [2018-11-23 01:05:22,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-23 01:05:22,951 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:22,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:23,003 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-11-23 01:05:23,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:23,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 2734 states and 3176 transitions. [2018-11-23 01:05:23,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2734 states and 3176 transitions. [2018-11-23 01:05:23,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-23 01:05:23,251 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:23,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:23,303 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-11-23 01:05:23,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:23,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 2736 states and 3177 transitions. [2018-11-23 01:05:23,566 INFO L276 IsEmpty]: Start isEmpty. Operand 2736 states and 3177 transitions. [2018-11-23 01:05:23,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 01:05:23,567 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:23,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:24,675 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:05:32,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:32,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3320 states to 2856 states and 3320 transitions. [2018-11-23 01:05:32,303 INFO L276 IsEmpty]: Start isEmpty. Operand 2856 states and 3320 transitions. [2018-11-23 01:05:32,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 01:05:32,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:32,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:32,460 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:05:38,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:38,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 2893 states and 3368 transitions. [2018-11-23 01:05:38,101 INFO L276 IsEmpty]: Start isEmpty. Operand 2893 states and 3368 transitions. [2018-11-23 01:05:38,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 01:05:38,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:38,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:38,239 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:05:39,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:39,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3375 states to 2902 states and 3375 transitions. [2018-11-23 01:05:39,928 INFO L276 IsEmpty]: Start isEmpty. Operand 2902 states and 3375 transitions. [2018-11-23 01:05:39,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 01:05:39,930 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:39,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:40,053 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:05:41,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:41,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3398 states to 2925 states and 3398 transitions. [2018-11-23 01:05:41,607 INFO L276 IsEmpty]: Start isEmpty. Operand 2925 states and 3398 transitions. [2018-11-23 01:05:41,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 01:05:41,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:41,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:41,736 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:05:42,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:42,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 2937 states and 3409 transitions. [2018-11-23 01:05:42,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2937 states and 3409 transitions. [2018-11-23 01:05:42,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 01:05:42,105 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:42,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:42,228 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:05:42,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:42,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3411 states to 2940 states and 3411 transitions. [2018-11-23 01:05:42,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2940 states and 3411 transitions. [2018-11-23 01:05:42,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 01:05:42,567 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:42,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:42,688 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:05:42,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:42,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 2944 states and 3414 transitions. [2018-11-23 01:05:42,816 INFO L276 IsEmpty]: Start isEmpty. Operand 2944 states and 3414 transitions. [2018-11-23 01:05:42,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 01:05:42,818 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:42,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:42,940 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:05:43,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:43,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3415 states to 2946 states and 3415 transitions. [2018-11-23 01:05:43,579 INFO L276 IsEmpty]: Start isEmpty. Operand 2946 states and 3415 transitions. [2018-11-23 01:05:43,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 01:05:43,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:43,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:43,706 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:05:44,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:44,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3416 states to 2948 states and 3416 transitions. [2018-11-23 01:05:44,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2948 states and 3416 transitions. [2018-11-23 01:05:44,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 01:05:44,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:44,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:44,595 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:05:45,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:45,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3420 states to 2953 states and 3420 transitions. [2018-11-23 01:05:45,320 INFO L276 IsEmpty]: Start isEmpty. Operand 2953 states and 3420 transitions. [2018-11-23 01:05:45,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-23 01:05:45,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:45,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:45,371 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-23 01:05:45,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:45,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3426 states to 2960 states and 3426 transitions. [2018-11-23 01:05:45,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2960 states and 3426 transitions. [2018-11-23 01:05:45,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-23 01:05:45,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:45,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:45,717 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 249 proven. 1 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-11-23 01:05:46,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:46,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3428 states to 2961 states and 3428 transitions. [2018-11-23 01:05:46,213 INFO L276 IsEmpty]: Start isEmpty. Operand 2961 states and 3428 transitions. [2018-11-23 01:05:46,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-23 01:05:46,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:46,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:47,590 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 01:05:52,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:52,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3490 states to 3024 states and 3490 transitions. [2018-11-23 01:05:52,717 INFO L276 IsEmpty]: Start isEmpty. Operand 3024 states and 3490 transitions. [2018-11-23 01:05:52,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-23 01:05:52,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:52,758 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-23 01:05:53,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:53,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 3034 states and 3502 transitions. [2018-11-23 01:05:53,075 INFO L276 IsEmpty]: Start isEmpty. Operand 3034 states and 3502 transitions. [2018-11-23 01:05:53,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-23 01:05:53,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:53,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:53,266 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-11-23 01:05:53,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:53,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3511 states to 3043 states and 3511 transitions. [2018-11-23 01:05:53,535 INFO L276 IsEmpty]: Start isEmpty. Operand 3043 states and 3511 transitions. [2018-11-23 01:05:53,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-23 01:05:53,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:53,606 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 382 proven. 16 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 01:05:55,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:55,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3524 states to 3051 states and 3524 transitions. [2018-11-23 01:05:55,995 INFO L276 IsEmpty]: Start isEmpty. Operand 3051 states and 3524 transitions. [2018-11-23 01:05:55,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-23 01:05:55,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:56,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:56,068 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 382 proven. 16 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 01:05:59,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:05:59,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 3076 states and 3555 transitions. [2018-11-23 01:05:59,349 INFO L276 IsEmpty]: Start isEmpty. Operand 3076 states and 3555 transitions. [2018-11-23 01:05:59,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-23 01:05:59,350 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:05:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:05:59,419 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 382 proven. 16 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 01:06:02,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:02,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3598 states to 3116 states and 3598 transitions. [2018-11-23 01:06:02,378 INFO L276 IsEmpty]: Start isEmpty. Operand 3116 states and 3598 transitions. [2018-11-23 01:06:02,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-23 01:06:02,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:02,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:02,456 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 382 proven. 16 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 01:06:04,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:04,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3604 states to 3124 states and 3604 transitions. [2018-11-23 01:06:04,038 INFO L276 IsEmpty]: Start isEmpty. Operand 3124 states and 3604 transitions. [2018-11-23 01:06:04,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-11-23 01:06:04,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:04,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:04,093 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 247 proven. 2 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-23 01:06:05,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:05,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3619 states to 3137 states and 3619 transitions. [2018-11-23 01:06:05,418 INFO L276 IsEmpty]: Start isEmpty. Operand 3137 states and 3619 transitions. [2018-11-23 01:06:05,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-11-23 01:06:05,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:05,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:05,473 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 247 proven. 2 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-23 01:06:05,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:05,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3142 states and 3625 transitions. [2018-11-23 01:06:05,809 INFO L276 IsEmpty]: Start isEmpty. Operand 3142 states and 3625 transitions. [2018-11-23 01:06:05,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-11-23 01:06:05,811 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:05,863 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 247 proven. 2 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-23 01:06:06,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:06,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3644 states to 3159 states and 3644 transitions. [2018-11-23 01:06:06,519 INFO L276 IsEmpty]: Start isEmpty. Operand 3159 states and 3644 transitions. [2018-11-23 01:06:06,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-11-23 01:06:06,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:06,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:06,573 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 247 proven. 2 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-11-23 01:06:07,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:07,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3651 states to 3166 states and 3651 transitions. [2018-11-23 01:06:07,023 INFO L276 IsEmpty]: Start isEmpty. Operand 3166 states and 3651 transitions. [2018-11-23 01:06:07,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-23 01:06:07,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:07,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:07,871 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 344 proven. 8 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 01:06:10,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:10,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 3174 states and 3662 transitions. [2018-11-23 01:06:10,007 INFO L276 IsEmpty]: Start isEmpty. Operand 3174 states and 3662 transitions. [2018-11-23 01:06:10,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-23 01:06:10,009 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:10,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:10,543 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 344 proven. 8 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 01:06:14,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:14,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3686 states to 3197 states and 3686 transitions. [2018-11-23 01:06:14,478 INFO L276 IsEmpty]: Start isEmpty. Operand 3197 states and 3686 transitions. [2018-11-23 01:06:14,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-23 01:06:14,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:14,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:14,541 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-23 01:06:15,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:15,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 3218 states and 3707 transitions. [2018-11-23 01:06:15,461 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 3707 transitions. [2018-11-23 01:06:15,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-23 01:06:15,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:15,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:15,539 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-23 01:06:15,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:15,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3222 states and 3710 transitions. [2018-11-23 01:06:15,823 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 3710 transitions. [2018-11-23 01:06:15,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-23 01:06:15,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:15,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:15,894 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-23 01:06:16,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:16,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3712 states to 3225 states and 3712 transitions. [2018-11-23 01:06:16,163 INFO L276 IsEmpty]: Start isEmpty. Operand 3225 states and 3712 transitions. [2018-11-23 01:06:16,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-11-23 01:06:16,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:16,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:16,228 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2018-11-23 01:06:16,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:16,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 3232 states and 3718 transitions. [2018-11-23 01:06:16,578 INFO L276 IsEmpty]: Start isEmpty. Operand 3232 states and 3718 transitions. [2018-11-23 01:06:16,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-11-23 01:06:16,580 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:16,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:16,642 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2018-11-23 01:06:17,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:17,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3723 states to 3237 states and 3723 transitions. [2018-11-23 01:06:17,587 INFO L276 IsEmpty]: Start isEmpty. Operand 3237 states and 3723 transitions. [2018-11-23 01:06:17,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-11-23 01:06:17,589 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:17,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:17,682 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2018-11-23 01:06:18,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:18,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3723 states to 3238 states and 3723 transitions. [2018-11-23 01:06:18,118 INFO L276 IsEmpty]: Start isEmpty. Operand 3238 states and 3723 transitions. [2018-11-23 01:06:18,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-23 01:06:18,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:18,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:18,515 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-23 01:06:20,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:20,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3738 states to 3250 states and 3738 transitions. [2018-11-23 01:06:20,567 INFO L276 IsEmpty]: Start isEmpty. Operand 3250 states and 3738 transitions. [2018-11-23 01:06:20,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-23 01:06:20,569 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:20,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:20,621 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-23 01:06:21,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:21,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 3255 states and 3742 transitions. [2018-11-23 01:06:21,341 INFO L276 IsEmpty]: Start isEmpty. Operand 3255 states and 3742 transitions. [2018-11-23 01:06:21,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-23 01:06:21,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:21,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:21,485 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 367 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-23 01:06:23,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:23,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3766 states to 3273 states and 3766 transitions. [2018-11-23 01:06:23,584 INFO L276 IsEmpty]: Start isEmpty. Operand 3273 states and 3766 transitions. [2018-11-23 01:06:23,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-23 01:06:23,586 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:23,726 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 367 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-23 01:06:24,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:24,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3785 states to 3290 states and 3785 transitions. [2018-11-23 01:06:24,994 INFO L276 IsEmpty]: Start isEmpty. Operand 3290 states and 3785 transitions. [2018-11-23 01:06:24,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-23 01:06:24,996 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:25,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:25,129 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 367 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-23 01:06:26,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:26,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3804 states to 3307 states and 3804 transitions. [2018-11-23 01:06:26,688 INFO L276 IsEmpty]: Start isEmpty. Operand 3307 states and 3804 transitions. [2018-11-23 01:06:26,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-23 01:06:26,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:26,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:26,757 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 292 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2018-11-23 01:06:26,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:26,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3804 states to 3308 states and 3804 transitions. [2018-11-23 01:06:26,807 INFO L276 IsEmpty]: Start isEmpty. Operand 3308 states and 3804 transitions. [2018-11-23 01:06:26,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-11-23 01:06:26,809 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:26,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:28,638 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 417 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-23 01:06:33,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:33,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3855 states to 3358 states and 3855 transitions. [2018-11-23 01:06:33,464 INFO L276 IsEmpty]: Start isEmpty. Operand 3358 states and 3855 transitions. [2018-11-23 01:06:33,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-11-23 01:06:33,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:33,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:33,667 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 417 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-23 01:06:34,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:34,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3870 states to 3374 states and 3870 transitions. [2018-11-23 01:06:34,060 INFO L276 IsEmpty]: Start isEmpty. Operand 3374 states and 3870 transitions. [2018-11-23 01:06:34,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-11-23 01:06:34,062 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:34,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:34,148 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-11-23 01:06:36,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:36,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3893 states to 3390 states and 3893 transitions. [2018-11-23 01:06:36,436 INFO L276 IsEmpty]: Start isEmpty. Operand 3390 states and 3893 transitions. [2018-11-23 01:06:36,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-11-23 01:06:36,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:36,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:36,525 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-11-23 01:06:36,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:36,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3894 states to 3392 states and 3894 transitions. [2018-11-23 01:06:36,960 INFO L276 IsEmpty]: Start isEmpty. Operand 3392 states and 3894 transitions. [2018-11-23 01:06:36,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-11-23 01:06:36,962 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:36,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:37,068 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-11-23 01:06:37,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:37,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3898 states to 3397 states and 3898 transitions. [2018-11-23 01:06:37,659 INFO L276 IsEmpty]: Start isEmpty. Operand 3397 states and 3898 transitions. [2018-11-23 01:06:37,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:06:37,661 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:37,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:37,721 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 313 proven. 1 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-11-23 01:06:38,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:38,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3901 states to 3401 states and 3901 transitions. [2018-11-23 01:06:38,069 INFO L276 IsEmpty]: Start isEmpty. Operand 3401 states and 3901 transitions. [2018-11-23 01:06:38,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:06:38,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:38,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:38,136 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 313 proven. 1 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-11-23 01:06:38,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:38,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3904 states to 3405 states and 3904 transitions. [2018-11-23 01:06:38,222 INFO L276 IsEmpty]: Start isEmpty. Operand 3405 states and 3904 transitions. [2018-11-23 01:06:38,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:06:38,224 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:38,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:38,286 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 313 proven. 1 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-11-23 01:06:39,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:39,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 3413 states and 3912 transitions. [2018-11-23 01:06:39,300 INFO L276 IsEmpty]: Start isEmpty. Operand 3413 states and 3912 transitions. [2018-11-23 01:06:39,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:06:39,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:39,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:39,362 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 313 proven. 1 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-11-23 01:06:39,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:39,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3915 states to 3417 states and 3915 transitions. [2018-11-23 01:06:39,690 INFO L276 IsEmpty]: Start isEmpty. Operand 3417 states and 3915 transitions. [2018-11-23 01:06:39,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:06:39,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:39,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:39,783 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 412 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-23 01:06:42,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:42,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3944 states to 3441 states and 3944 transitions. [2018-11-23 01:06:42,809 INFO L276 IsEmpty]: Start isEmpty. Operand 3441 states and 3944 transitions. [2018-11-23 01:06:42,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:06:42,811 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:42,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:42,904 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 412 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-23 01:06:43,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:43,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3949 states to 3445 states and 3949 transitions. [2018-11-23 01:06:43,723 INFO L276 IsEmpty]: Start isEmpty. Operand 3445 states and 3949 transitions. [2018-11-23 01:06:43,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:06:43,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:43,812 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 412 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-23 01:06:44,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:44,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 3449 states and 3951 transitions. [2018-11-23 01:06:44,793 INFO L276 IsEmpty]: Start isEmpty. Operand 3449 states and 3951 transitions. [2018-11-23 01:06:44,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-23 01:06:44,796 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:44,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:44,859 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 326 proven. 2 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-11-23 01:06:45,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:45,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3963 states to 3460 states and 3963 transitions. [2018-11-23 01:06:45,789 INFO L276 IsEmpty]: Start isEmpty. Operand 3460 states and 3963 transitions. [2018-11-23 01:06:45,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-23 01:06:45,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:45,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:45,854 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 326 proven. 2 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-11-23 01:06:47,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:47,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 3488 states and 3994 transitions. [2018-11-23 01:06:47,545 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 3994 transitions. [2018-11-23 01:06:47,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-23 01:06:47,547 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:47,610 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 326 proven. 2 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-11-23 01:06:48,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:48,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 3496 states and 4001 transitions. [2018-11-23 01:06:48,202 INFO L276 IsEmpty]: Start isEmpty. Operand 3496 states and 4001 transitions. [2018-11-23 01:06:48,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-23 01:06:48,204 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:48,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:48,268 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 326 proven. 2 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-11-23 01:06:49,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:49,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 3510 states and 4015 transitions. [2018-11-23 01:06:49,934 INFO L276 IsEmpty]: Start isEmpty. Operand 3510 states and 4015 transitions. [2018-11-23 01:06:49,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-23 01:06:49,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:49,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:49,991 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 482 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2018-11-23 01:06:50,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:50,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4027 states to 3523 states and 4027 transitions. [2018-11-23 01:06:50,076 INFO L276 IsEmpty]: Start isEmpty. Operand 3523 states and 4027 transitions. [2018-11-23 01:06:50,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-11-23 01:06:50,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:50,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:50,174 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 500 proven. 4 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 01:06:53,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:53,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4053 states to 3543 states and 4053 transitions. [2018-11-23 01:06:53,442 INFO L276 IsEmpty]: Start isEmpty. Operand 3543 states and 4053 transitions. [2018-11-23 01:06:53,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-11-23 01:06:53,444 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:53,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:53,543 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 500 proven. 4 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 01:06:54,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:54,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4055 states to 3545 states and 4055 transitions. [2018-11-23 01:06:54,195 INFO L276 IsEmpty]: Start isEmpty. Operand 3545 states and 4055 transitions. [2018-11-23 01:06:54,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-11-23 01:06:54,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:54,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:54,346 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 500 proven. 4 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 01:06:54,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:54,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4059 states to 3550 states and 4059 transitions. [2018-11-23 01:06:54,873 INFO L276 IsEmpty]: Start isEmpty. Operand 3550 states and 4059 transitions. [2018-11-23 01:06:54,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-23 01:06:54,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:54,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:55,116 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-23 01:06:55,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:55,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4069 states to 3559 states and 4069 transitions. [2018-11-23 01:06:55,426 INFO L276 IsEmpty]: Start isEmpty. Operand 3559 states and 4069 transitions. [2018-11-23 01:06:55,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-23 01:06:55,428 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:55,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:55,493 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-23 01:06:56,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:56,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 3569 states and 4079 transitions. [2018-11-23 01:06:56,350 INFO L276 IsEmpty]: Start isEmpty. Operand 3569 states and 4079 transitions. [2018-11-23 01:06:56,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-23 01:06:56,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:56,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:56,416 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-23 01:06:57,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:57,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4085 states to 3575 states and 4085 transitions. [2018-11-23 01:06:57,065 INFO L276 IsEmpty]: Start isEmpty. Operand 3575 states and 4085 transitions. [2018-11-23 01:06:57,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-23 01:06:57,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:57,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:57,129 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-23 01:06:57,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:57,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4089 states to 3580 states and 4089 transitions. [2018-11-23 01:06:57,764 INFO L276 IsEmpty]: Start isEmpty. Operand 3580 states and 4089 transitions. [2018-11-23 01:06:57,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-23 01:06:57,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:57,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:57,843 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 322 proven. 6 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2018-11-23 01:06:58,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:58,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4104 states to 3594 states and 4104 transitions. [2018-11-23 01:06:58,494 INFO L276 IsEmpty]: Start isEmpty. Operand 3594 states and 4104 transitions. [2018-11-23 01:06:58,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-23 01:06:58,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:58,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:06:58,574 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 322 proven. 6 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2018-11-23 01:06:59,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:06:59,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4104 states to 3595 states and 4104 transitions. [2018-11-23 01:06:59,155 INFO L276 IsEmpty]: Start isEmpty. Operand 3595 states and 4104 transitions. [2018-11-23 01:06:59,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-23 01:06:59,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:06:59,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:00,764 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-11-23 01:07:05,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:05,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4153 states to 3642 states and 4153 transitions. [2018-11-23 01:07:05,381 INFO L276 IsEmpty]: Start isEmpty. Operand 3642 states and 4153 transitions. [2018-11-23 01:07:05,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-23 01:07:05,383 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:05,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:05,541 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-11-23 01:07:06,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:06,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4164 states to 3655 states and 4164 transitions. [2018-11-23 01:07:06,564 INFO L276 IsEmpty]: Start isEmpty. Operand 3655 states and 4164 transitions. [2018-11-23 01:07:06,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-23 01:07:06,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:06,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:06,638 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 326 proven. 0 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-11-23 01:07:06,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:06,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4164 states to 3656 states and 4164 transitions. [2018-11-23 01:07:06,950 INFO L276 IsEmpty]: Start isEmpty. Operand 3656 states and 4164 transitions. [2018-11-23 01:07:06,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-11-23 01:07:06,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:06,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:07,102 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-23 01:07:09,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:09,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4206 states to 3687 states and 4206 transitions. [2018-11-23 01:07:09,076 INFO L276 IsEmpty]: Start isEmpty. Operand 3687 states and 4206 transitions. [2018-11-23 01:07:09,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-11-23 01:07:09,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:09,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:09,228 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-23 01:07:09,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:09,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4218 states to 3699 states and 4218 transitions. [2018-11-23 01:07:09,932 INFO L276 IsEmpty]: Start isEmpty. Operand 3699 states and 4218 transitions. [2018-11-23 01:07:09,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-11-23 01:07:09,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:09,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:10,089 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-23 01:07:10,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:10,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4220 states to 3702 states and 4220 transitions. [2018-11-23 01:07:10,130 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 4220 transitions. [2018-11-23 01:07:10,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-11-23 01:07:10,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:10,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:10,470 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-23 01:07:12,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:12,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4238 states to 3715 states and 4238 transitions. [2018-11-23 01:07:12,416 INFO L276 IsEmpty]: Start isEmpty. Operand 3715 states and 4238 transitions. [2018-11-23 01:07:12,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-11-23 01:07:12,418 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:12,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:12,596 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-23 01:07:13,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:13,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4242 states to 3719 states and 4242 transitions. [2018-11-23 01:07:13,191 INFO L276 IsEmpty]: Start isEmpty. Operand 3719 states and 4242 transitions. [2018-11-23 01:07:13,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-11-23 01:07:13,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:13,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:13,346 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-23 01:07:14,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:14,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4268 states to 3742 states and 4268 transitions. [2018-11-23 01:07:14,679 INFO L276 IsEmpty]: Start isEmpty. Operand 3742 states and 4268 transitions. [2018-11-23 01:07:14,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-11-23 01:07:14,681 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:14,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:14,829 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-23 01:07:15,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:15,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4275 states to 3751 states and 4275 transitions. [2018-11-23 01:07:15,142 INFO L276 IsEmpty]: Start isEmpty. Operand 3751 states and 4275 transitions. [2018-11-23 01:07:15,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-11-23 01:07:15,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:15,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:15,296 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-23 01:07:17,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:17,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4283 states to 3758 states and 4283 transitions. [2018-11-23 01:07:17,012 INFO L276 IsEmpty]: Start isEmpty. Operand 3758 states and 4283 transitions. [2018-11-23 01:07:17,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-11-23 01:07:17,014 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:17,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:17,185 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-23 01:07:17,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:17,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4288 states to 3764 states and 4288 transitions. [2018-11-23 01:07:17,523 INFO L276 IsEmpty]: Start isEmpty. Operand 3764 states and 4288 transitions. [2018-11-23 01:07:17,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-11-23 01:07:17,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:17,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:17,725 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-23 01:07:17,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:17,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4291 states to 3768 states and 4291 transitions. [2018-11-23 01:07:17,783 INFO L276 IsEmpty]: Start isEmpty. Operand 3768 states and 4291 transitions. [2018-11-23 01:07:17,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-11-23 01:07:17,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:17,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:18,072 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 505 proven. 4 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-23 01:07:18,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:18,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4302 states to 3780 states and 4302 transitions. [2018-11-23 01:07:18,444 INFO L276 IsEmpty]: Start isEmpty. Operand 3780 states and 4302 transitions. [2018-11-23 01:07:18,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-11-23 01:07:18,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:18,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:18,527 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 505 proven. 4 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-23 01:07:18,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:18,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4306 states to 3784 states and 4306 transitions. [2018-11-23 01:07:18,886 INFO L276 IsEmpty]: Start isEmpty. Operand 3784 states and 4306 transitions. [2018-11-23 01:07:18,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-11-23 01:07:18,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:18,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:20,689 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 450 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-11-23 01:07:25,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:25,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4328 states to 3801 states and 4328 transitions. [2018-11-23 01:07:25,217 INFO L276 IsEmpty]: Start isEmpty. Operand 3801 states and 4328 transitions. [2018-11-23 01:07:25,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-11-23 01:07:25,220 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:25,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:25,387 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 450 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-11-23 01:07:26,397 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2018-11-23 01:07:28,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:28,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4345 states to 3815 states and 4345 transitions. [2018-11-23 01:07:28,722 INFO L276 IsEmpty]: Start isEmpty. Operand 3815 states and 4345 transitions. [2018-11-23 01:07:28,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-11-23 01:07:28,724 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:28,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:28,885 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 450 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-11-23 01:07:29,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:29,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4350 states to 3822 states and 4350 transitions. [2018-11-23 01:07:29,955 INFO L276 IsEmpty]: Start isEmpty. Operand 3822 states and 4350 transitions. [2018-11-23 01:07:29,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-11-23 01:07:29,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:29,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:30,115 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 450 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-11-23 01:07:31,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:31,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4354 states to 3827 states and 4354 transitions. [2018-11-23 01:07:31,016 INFO L276 IsEmpty]: Start isEmpty. Operand 3827 states and 4354 transitions. [2018-11-23 01:07:31,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-11-23 01:07:31,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:31,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:31,113 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 454 proven. 8 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-11-23 01:07:31,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:31,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4359 states to 3834 states and 4359 transitions. [2018-11-23 01:07:31,192 INFO L276 IsEmpty]: Start isEmpty. Operand 3834 states and 4359 transitions. [2018-11-23 01:07:31,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-11-23 01:07:31,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:31,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:31,286 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 454 proven. 8 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-11-23 01:07:31,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:31,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4361 states to 3837 states and 4361 transitions. [2018-11-23 01:07:31,356 INFO L276 IsEmpty]: Start isEmpty. Operand 3837 states and 4361 transitions. [2018-11-23 01:07:31,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-11-23 01:07:31,358 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:31,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:31,451 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 454 proven. 8 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-11-23 01:07:31,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:31,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4362 states to 3839 states and 4362 transitions. [2018-11-23 01:07:31,799 INFO L276 IsEmpty]: Start isEmpty. Operand 3839 states and 4362 transitions. [2018-11-23 01:07:31,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-11-23 01:07:31,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:31,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:31,873 INFO L134 CoverageAnalysis]: Checked inductivity of 649 backedges. 392 proven. 2 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-11-23 01:07:35,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:35,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4391 states to 3865 states and 4391 transitions. [2018-11-23 01:07:35,187 INFO L276 IsEmpty]: Start isEmpty. Operand 3865 states and 4391 transitions. [2018-11-23 01:07:35,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-11-23 01:07:35,189 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:35,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:35,263 INFO L134 CoverageAnalysis]: Checked inductivity of 649 backedges. 392 proven. 2 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-11-23 01:07:35,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:35,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4395 states to 3869 states and 4395 transitions. [2018-11-23 01:07:35,976 INFO L276 IsEmpty]: Start isEmpty. Operand 3869 states and 4395 transitions. [2018-11-23 01:07:35,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-11-23 01:07:35,979 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:35,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:36,584 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 620 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-23 01:07:37,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:37,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4397 states to 3870 states and 4397 transitions. [2018-11-23 01:07:37,317 INFO L276 IsEmpty]: Start isEmpty. Operand 3870 states and 4397 transitions. [2018-11-23 01:07:37,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-11-23 01:07:37,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:37,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:37,913 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 620 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-23 01:07:39,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:39,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4400 states to 3873 states and 4400 transitions. [2018-11-23 01:07:39,201 INFO L276 IsEmpty]: Start isEmpty. Operand 3873 states and 4400 transitions. [2018-11-23 01:07:39,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2018-11-23 01:07:39,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:39,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:39,291 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-11-23 01:07:39,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:39,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4403 states to 3877 states and 4403 transitions. [2018-11-23 01:07:39,647 INFO L276 IsEmpty]: Start isEmpty. Operand 3877 states and 4403 transitions. [2018-11-23 01:07:39,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-11-23 01:07:39,649 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:39,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:39,919 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 390 proven. 3 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-11-23 01:07:40,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:40,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4404 states to 3879 states and 4404 transitions. [2018-11-23 01:07:40,016 INFO L276 IsEmpty]: Start isEmpty. Operand 3879 states and 4404 transitions. [2018-11-23 01:07:40,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-11-23 01:07:40,018 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:40,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:40,095 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 390 proven. 3 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-11-23 01:07:40,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:40,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4417 states to 3893 states and 4417 transitions. [2018-11-23 01:07:40,761 INFO L276 IsEmpty]: Start isEmpty. Operand 3893 states and 4417 transitions. [2018-11-23 01:07:40,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-11-23 01:07:40,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:40,840 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 390 proven. 3 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-11-23 01:07:42,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:42,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4438 states to 3914 states and 4438 transitions. [2018-11-23 01:07:42,490 INFO L276 IsEmpty]: Start isEmpty. Operand 3914 states and 4438 transitions. [2018-11-23 01:07:42,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-11-23 01:07:42,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:42,569 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 390 proven. 3 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-11-23 01:07:42,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:42,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4455 states to 3932 states and 4455 transitions. [2018-11-23 01:07:42,694 INFO L276 IsEmpty]: Start isEmpty. Operand 3932 states and 4455 transitions. [2018-11-23 01:07:42,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-11-23 01:07:42,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:42,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:43,480 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 535 proven. 37 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-23 01:07:51,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:51,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4538 states to 4006 states and 4538 transitions. [2018-11-23 01:07:51,942 INFO L276 IsEmpty]: Start isEmpty. Operand 4006 states and 4538 transitions. [2018-11-23 01:07:51,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-11-23 01:07:51,944 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:51,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:07:52,678 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 535 proven. 37 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-23 01:07:59,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:07:59,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4588 states to 4058 states and 4588 transitions. [2018-11-23 01:07:59,536 INFO L276 IsEmpty]: Start isEmpty. Operand 4058 states and 4588 transitions. [2018-11-23 01:07:59,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-11-23 01:07:59,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:07:59,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:08:00,263 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 535 proven. 37 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-23 01:08:03,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:08:03,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4602 states to 4076 states and 4602 transitions. [2018-11-23 01:08:03,264 INFO L276 IsEmpty]: Start isEmpty. Operand 4076 states and 4602 transitions. [2018-11-23 01:08:03,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-11-23 01:08:03,266 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:08:03,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:08:04,065 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 535 proven. 37 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-23 01:08:07,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:08:07,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4620 states to 4095 states and 4620 transitions. [2018-11-23 01:08:07,389 INFO L276 IsEmpty]: Start isEmpty. Operand 4095 states and 4620 transitions. [2018-11-23 01:08:07,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-11-23 01:08:07,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:08:07,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:08:08,376 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 535 proven. 37 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-23 01:08:09,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:08:09,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4622 states to 4098 states and 4622 transitions. [2018-11-23 01:08:09,379 INFO L276 IsEmpty]: Start isEmpty. Operand 4098 states and 4622 transitions. [2018-11-23 01:08:09,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-11-23 01:08:09,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:08:09,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:08:10,103 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 535 proven. 37 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-23 01:08:10,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:08:10,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4626 states to 4103 states and 4626 transitions. [2018-11-23 01:08:10,784 INFO L276 IsEmpty]: Start isEmpty. Operand 4103 states and 4626 transitions. [2018-11-23 01:08:10,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-23 01:08:10,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:08:10,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:08:10,888 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 300 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2018-11-23 01:08:11,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:08:11,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4641 states to 4118 states and 4641 transitions. [2018-11-23 01:08:11,377 INFO L276 IsEmpty]: Start isEmpty. Operand 4118 states and 4641 transitions. [2018-11-23 01:08:11,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-11-23 01:08:11,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:08:11,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:08:11,479 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 300 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2018-11-23 01:08:12,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:08:12,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4656 states to 4134 states and 4656 transitions. [2018-11-23 01:08:12,654 INFO L276 IsEmpty]: Start isEmpty. Operand 4134 states and 4656 transitions. [2018-11-23 01:08:12,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-11-23 01:08:12,657 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:08:12,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:08:12,925 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 651 proven. 6 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-11-23 01:08:16,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:08:16,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4718 states to 4184 states and 4718 transitions. [2018-11-23 01:08:16,946 INFO L276 IsEmpty]: Start isEmpty. Operand 4184 states and 4718 transitions. [2018-11-23 01:08:16,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-11-23 01:08:16,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:08:16,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:08:17,209 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 651 proven. 6 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-11-23 01:08:19,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:08:19,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4733 states to 4195 states and 4733 transitions. [2018-11-23 01:08:19,665 INFO L276 IsEmpty]: Start isEmpty. Operand 4195 states and 4733 transitions. [2018-11-23 01:08:19,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-11-23 01:08:19,668 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:08:19,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:08:19,937 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 651 proven. 6 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-11-23 01:08:20,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:08:20,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4746 states to 4208 states and 4746 transitions. [2018-11-23 01:08:20,651 INFO L276 IsEmpty]: Start isEmpty. Operand 4208 states and 4746 transitions. [2018-11-23 01:08:20,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-11-23 01:08:20,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:08:20,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:08:20,936 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 651 proven. 6 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-11-23 01:08:22,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:08:22,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4772 states to 4232 states and 4772 transitions. [2018-11-23 01:08:22,779 INFO L276 IsEmpty]: Start isEmpty. Operand 4232 states and 4772 transitions. [2018-11-23 01:08:22,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-11-23 01:08:22,781 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:08:22,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:08:23,048 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 651 proven. 6 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-11-23 01:08:23,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:08:23,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4777 states to 4238 states and 4777 transitions. [2018-11-23 01:08:23,902 INFO L276 IsEmpty]: Start isEmpty. Operand 4238 states and 4777 transitions. [2018-11-23 01:08:23,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-11-23 01:08:23,905 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:08:23,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:08:24,383 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 651 proven. 6 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-11-23 01:08:24,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:08:24,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4794 states to 4256 states and 4794 transitions. [2018-11-23 01:08:24,470 INFO L276 IsEmpty]: Start isEmpty. Operand 4256 states and 4794 transitions. [2018-11-23 01:08:24,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-11-23 01:08:24,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:08:24,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:08:24,734 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 651 proven. 6 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-11-23 01:08:25,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:08:25,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4819 states to 4280 states and 4819 transitions. [2018-11-23 01:08:25,395 INFO L276 IsEmpty]: Start isEmpty. Operand 4280 states and 4819 transitions. [2018-11-23 01:08:25,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-11-23 01:08:25,397 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:08:25,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:08:25,663 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 651 proven. 6 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-11-23 01:08:26,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:08:26,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4833 states to 4294 states and 4833 transitions. [2018-11-23 01:08:26,894 INFO L276 IsEmpty]: Start isEmpty. Operand 4294 states and 4833 transitions. [2018-11-23 01:08:26,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-11-23 01:08:26,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:08:26,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:08:27,164 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 651 proven. 6 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-11-23 01:08:27,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:08:27,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4835 states to 4297 states and 4835 transitions. [2018-11-23 01:08:27,845 INFO L276 IsEmpty]: Start isEmpty. Operand 4297 states and 4835 transitions. [2018-11-23 01:08:27,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-23 01:08:27,847 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:08:27,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:08:27,936 INFO L134 CoverageAnalysis]: Checked inductivity of 832 backedges. 469 proven. 3 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2018-11-23 01:08:29,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:08:29,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4856 states to 4318 states and 4856 transitions. [2018-11-23 01:08:29,267 INFO L276 IsEmpty]: Start isEmpty. Operand 4318 states and 4856 transitions. [2018-11-23 01:08:29,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-23 01:08:29,270 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:08:29,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:08:29,359 INFO L134 CoverageAnalysis]: Checked inductivity of 832 backedges. 469 proven. 3 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2018-11-23 01:08:31,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:08:31,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4889 states to 4352 states and 4889 transitions. [2018-11-23 01:08:31,787 INFO L276 IsEmpty]: Start isEmpty. Operand 4352 states and 4889 transitions. [2018-11-23 01:08:31,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-23 01:08:31,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:08:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:08:31,880 INFO L134 CoverageAnalysis]: Checked inductivity of 832 backedges. 469 proven. 3 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2018-11-23 01:08:32,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:08:32,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4889 states to 4353 states and 4889 transitions. [2018-11-23 01:08:32,657 INFO L276 IsEmpty]: Start isEmpty. Operand 4353 states and 4889 transitions. [2018-11-23 01:08:32,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-23 01:08:32,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:08:32,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:08:32,750 INFO L134 CoverageAnalysis]: Checked inductivity of 832 backedges. 469 proven. 3 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2018-11-23 01:08:33,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:08:33,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4914 states to 4379 states and 4914 transitions. [2018-11-23 01:08:33,592 INFO L276 IsEmpty]: Start isEmpty. Operand 4379 states and 4914 transitions. [2018-11-23 01:08:33,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2018-11-23 01:08:33,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:08:33,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:08:33,716 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 465 proven. 9 refuted. 0 times theorem prover too weak. 349 trivial. 0 not checked. [2018-11-23 01:08:33,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:08:33,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4926 states to 4393 states and 4926 transitions. [2018-11-23 01:08:33,839 INFO L276 IsEmpty]: Start isEmpty. Operand 4393 states and 4926 transitions. [2018-11-23 01:08:33,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2018-11-23 01:08:33,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:08:33,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:08:33,986 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 465 proven. 9 refuted. 0 times theorem prover too weak. 349 trivial. 0 not checked. [2018-11-23 01:08:34,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:08:34,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 3272 states and 3611 transitions. [2018-11-23 01:08:34,435 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 3611 transitions. [2018-11-23 01:08:34,437 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 01:08:34,437 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 350 iterations. [2018-11-23 01:08:34,443 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 01:08:34,712 WARN L180 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 52 [2018-11-23 01:08:34,880 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 38 [2018-11-23 01:08:35,115 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 54 [2018-11-23 01:08:35,426 WARN L180 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 55 [2018-11-23 01:08:35,636 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 46 [2018-11-23 01:08:35,868 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 38 [2018-11-23 01:08:36,067 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 36 [2018-11-23 01:08:36,251 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 54 [2018-11-23 01:08:36,434 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 54 [2018-11-23 01:08:36,624 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 36 [2018-11-23 01:08:36,818 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 33 [2018-11-23 01:08:36,956 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 33 [2018-11-23 01:08:37,095 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 33 [2018-11-23 01:08:37,403 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 44 [2018-11-23 01:08:37,614 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 41 [2018-11-23 01:08:37,819 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 38 [2018-11-23 01:08:37,949 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 33 [2018-11-23 01:08:38,307 WARN L180 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 35 [2018-11-23 01:08:38,489 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 54 [2018-11-23 01:08:38,620 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 38 [2018-11-23 01:08:38,726 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 38 [2018-11-23 01:08:38,865 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 33 [2018-11-23 01:08:39,155 WARN L180 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 63 [2018-11-23 01:08:39,286 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 33 [2018-11-23 01:08:39,469 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 38 [2018-11-23 01:08:39,599 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 33 [2018-11-23 01:08:39,802 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 46 [2018-11-23 01:08:39,940 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 36 [2018-11-23 01:08:40,151 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 46 [2018-11-23 01:08:40,284 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 33 [2018-11-23 01:08:40,485 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 44 [2018-11-23 01:08:40,614 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 38 [2018-11-23 01:08:40,897 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 46 [2018-11-23 01:08:41,035 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 33 [2018-11-23 01:08:41,171 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 33 [2018-11-23 01:08:41,389 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 56 [2018-11-23 01:08:41,702 WARN L180 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 55 [2018-11-23 01:08:41,837 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 33 [2018-11-23 01:08:41,975 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 35 [2018-11-23 01:08:42,192 WARN L180 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 44 [2018-11-23 01:08:42,329 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 33 [2018-11-23 01:08:42,434 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 38 [2018-11-23 01:08:42,746 WARN L180 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 54 [2018-11-23 01:08:42,873 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 36 [2018-11-23 01:08:43,249 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 36 [2018-11-23 01:08:43,505 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 45 [2018-11-23 01:08:43,711 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 44 [2018-11-23 01:08:44,043 WARN L180 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 54 [2018-11-23 01:08:44,149 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 38 [2018-11-23 01:08:44,359 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 33 [2018-11-23 01:08:44,561 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 38 [2018-11-23 01:08:44,820 WARN L180 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 52 [2018-11-23 01:08:45,112 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 33 [2018-11-23 01:08:45,283 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 35 [2018-11-23 01:08:45,493 WARN L180 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 46 [2018-11-23 01:08:45,700 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 44 [2018-11-23 01:08:45,847 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 33 [2018-11-23 01:08:46,065 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 56 [2018-11-23 01:08:46,197 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 33 [2018-11-23 01:08:46,464 WARN L180 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 33 [2018-11-23 01:08:46,596 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 38 [2018-11-23 01:08:46,596 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:08:46,598 INFO L579 CodeCheckObserver]: Invariant with dag size 35 [2018-11-23 01:08:46,606 INFO L579 CodeCheckObserver]: Invariant with dag size 35 [2018-11-23 01:08:46,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:08:46 ImpRootNode [2018-11-23 01:08:46,607 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 01:08:46,607 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 01:08:46,607 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 01:08:46,608 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 01:08:46,608 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:02:59" (3/4) ... [2018-11-23 01:08:46,612 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 01:08:46,627 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-11-23 01:08:46,628 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-23 01:08:46,629 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-23 01:08:46,630 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 01:08:46,700 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d4203930-df7d-4ea3-bf95-4cb7353ff4e1/bin-2019/ukojak/witness.graphml [2018-11-23 01:08:46,700 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 01:08:46,700 INFO L168 Benchmark]: Toolchain (without parser) took 349213.55 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.7 GB). Free memory was 954.9 MB in the beginning and 3.9 GB in the end (delta: -2.9 GB). Peak memory consumption was 826.8 MB. Max. memory is 11.5 GB. [2018-11-23 01:08:46,701 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 01:08:46,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 362.52 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 922.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-23 01:08:46,701 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 922.7 MB in the beginning and 1.1 GB in the end (delta: -201.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-23 01:08:46,701 INFO L168 Benchmark]: Boogie Preprocessor took 41.13 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-23 01:08:46,702 INFO L168 Benchmark]: RCFGBuilder took 1359.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 869.6 MB in the end (delta: 247.0 MB). Peak memory consumption was 247.0 MB. Max. memory is 11.5 GB. [2018-11-23 01:08:46,702 INFO L168 Benchmark]: CodeCheck took 347243.97 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 869.6 MB in the beginning and 3.9 GB in the end (delta: -3.0 GB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. [2018-11-23 01:08:46,702 INFO L168 Benchmark]: Witness Printer took 92.36 ms. Allocated memory is still 4.8 GB. Free memory was 3.9 GB in the beginning and 3.9 GB in the end (delta: 2.7 kB). Peak memory consumption was 2.7 kB. Max. memory is 11.5 GB. [2018-11-23 01:08:46,703 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 335.0s OverallTime, 350 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1082355712 SDtfs, -2032908026 SDslu, -1013534720 SDs, 0 SdLazy, 2040268768 SolverSat, 1983541254 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1792.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 486008 GetRequests, 476387 SyntacticMatches, 7119 SemanticMatches, 2502 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4981952 ImplicationChecksByTransitivity, 292.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.2s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 31.2s InterpolantComputationTime, 77773 NumberOfCodeBlocks, 77773 NumberOfCodeBlocksAsserted, 349 NumberOfCheckSat, 77424 ConstructedInterpolants, 0 QuantifiedInterpolants, 62030707 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 349 InterpolantComputations, 259 PerfectInterpolantSequences, 97070/98848 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: 592]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((((((a28 == 8 && !(a25 == 1)) && !(a11 == 1)) || (a19 == 1 && !(a11 == 1))) || (!(a19 == 1) && a11 == 1)) || (((a28 == 10 && a17 == 8) && a21 == 1) && a25 == 1)) || ((a11 == 1 && !(a17 == 9)) && !(a28 == 10))) || ((a28 == 10 && a25 == 1) && a11 == 1)) || ((((a19 <= 0 && !(a25 == 1)) && a17 == 8) && a28 == 7) && a21 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((a19 == 1 && !(a11 == 1)) || ((a28 == 8 && !(a25 == 1)) && !(a11 == 1))) || ((a11 == 1 && !(a17 == 9)) && !(a28 == 10))) || (!(a19 == 1) && a11 == 1)) || (((a28 == 10 && a17 == 8) && a21 == 1) && a25 == 1)) || ((((a19 <= 0 && !(a25 == 1)) && a17 == 8) && a28 == 7) && a21 == 1)) || ((a28 == 10 && a25 == 1) && a11 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 362.52 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 922.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 110.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 922.7 MB in the beginning and 1.1 GB in the end (delta: -201.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.13 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1359.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 869.6 MB in the end (delta: 247.0 MB). Peak memory consumption was 247.0 MB. Max. memory is 11.5 GB. * CodeCheck took 347243.97 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 869.6 MB in the beginning and 3.9 GB in the end (delta: -3.0 GB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. * Witness Printer took 92.36 ms. Allocated memory is still 4.8 GB. Free memory was 3.9 GB in the beginning and 3.9 GB in the end (delta: 2.7 kB). Peak memory consumption was 2.7 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...