java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/real-life/s3_clnt_1_Unsafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 22:03:51,963 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:03:51,965 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:03:51,977 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:03:51,978 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:03:51,979 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:03:51,980 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:03:51,982 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:03:51,983 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:03:51,984 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:03:51,985 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:03:51,986 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:03:51,987 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:03:51,987 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:03:51,991 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:03:51,992 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:03:51,993 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:03:51,996 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:03:52,001 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:03:52,003 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:03:52,004 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:03:52,008 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:03:52,014 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:03:52,014 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:03:52,014 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:03:52,015 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:03:52,017 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:03:52,018 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:03:52,021 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:03:52,024 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:03:52,024 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:03:52,025 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 22:03:52,025 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 22:03:52,025 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 22:03:52,028 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 22:03:52,029 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 22:03:52,029 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-26 22:03:52,061 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:03:52,062 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:03:52,063 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:03:52,063 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:03:52,063 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:03:52,064 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:03:52,064 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:03:52,064 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:03:52,066 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:03:52,066 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:03:52,066 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:03:52,066 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:03:52,066 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:03:52,067 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:03:52,067 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:03:52,067 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:03:52,067 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:03:52,067 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:03:52,068 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:03:52,068 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:03:52,068 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:03:52,068 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:03:52,068 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:03:52,068 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:03:52,069 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:03:52,069 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:03:52,069 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:03:52,069 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:03:52,071 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:03:52,138 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:03:52,153 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:03:52,158 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:03:52,160 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:03:52,161 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:03:52,161 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/s3_clnt_1_Unsafe.bpl [2018-09-26 22:03:52,162 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/s3_clnt_1_Unsafe.bpl' [2018-09-26 22:03:52,242 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:03:52,245 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:03:52,246 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:03:52,246 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:03:52,246 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:03:52,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:52" (1/1) ... [2018-09-26 22:03:52,282 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:52" (1/1) ... [2018-09-26 22:03:52,287 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 22:03:52,288 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 22:03:52,288 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 22:03:52,290 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:03:52,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:03:52,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:03:52,292 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:03:52,303 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:52" (1/1) ... [2018-09-26 22:03:52,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:52" (1/1) ... [2018-09-26 22:03:52,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:52" (1/1) ... [2018-09-26 22:03:52,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:52" (1/1) ... [2018-09-26 22:03:52,317 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:52" (1/1) ... [2018-09-26 22:03:52,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:52" (1/1) ... [2018-09-26 22:03:52,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:52" (1/1) ... [2018-09-26 22:03:52,335 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:03:52,336 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:03:52,336 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:03:52,336 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:03:52,337 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:03:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-09-26 22:03:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2018-09-26 22:03:52,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2018-09-26 22:03:52,657 WARN L674 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-09-26 22:03:52,658 WARN L639 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-09-26 22:03:54,721 INFO L343 CfgBuilder]: Using library mode [2018-09-26 22:03:54,722 INFO L202 PluginConnector]: Adding new model s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:03:54 BoogieIcfgContainer [2018-09-26 22:03:54,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:03:54,723 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:03:54,723 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:03:54,733 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:03:54,734 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "s3_clnt_1_Unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:03:54" (1/1) ... [2018-09-26 22:03:54,747 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 22:03:54,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:54,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 86 states and 148 transitions. [2018-09-26 22:03:54,793 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 148 transitions. [2018-09-26 22:03:54,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-26 22:03:54,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:54,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:54,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:55,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:55,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 104 states and 180 transitions. [2018-09-26 22:03:55,180 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 180 transitions. [2018-09-26 22:03:55,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-26 22:03:55,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:55,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:55,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:55,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:55,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 105 states and 181 transitions. [2018-09-26 22:03:55,333 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 181 transitions. [2018-09-26 22:03:55,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-26 22:03:55,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:55,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:55,402 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:56,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:56,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 115 states and 197 transitions. [2018-09-26 22:03:56,102 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 197 transitions. [2018-09-26 22:03:56,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 22:03:56,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:56,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:56,191 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:56,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:56,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 123 states and 223 transitions. [2018-09-26 22:03:56,457 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 223 transitions. [2018-09-26 22:03:56,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 22:03:56,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:56,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:56,496 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:56,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:56,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 123 states and 222 transitions. [2018-09-26 22:03:56,512 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 222 transitions. [2018-09-26 22:03:56,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-26 22:03:56,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:56,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:56,610 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:56,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:56,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 135 states and 241 transitions. [2018-09-26 22:03:56,956 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 241 transitions. [2018-09-26 22:03:56,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-26 22:03:56,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:56,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:56,982 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:57,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:57,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 138 states and 248 transitions. [2018-09-26 22:03:57,177 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 248 transitions. [2018-09-26 22:03:57,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:03:57,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:57,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:57,234 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-26 22:03:57,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:57,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 149 states and 275 transitions. [2018-09-26 22:03:57,635 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 275 transitions. [2018-09-26 22:03:57,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:03:57,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:57,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:57,658 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:57,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:57,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 151 states and 278 transitions. [2018-09-26 22:03:57,668 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 278 transitions. [2018-09-26 22:03:57,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:03:57,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:57,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:57,697 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:57,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:57,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 151 states and 277 transitions. [2018-09-26 22:03:57,709 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 277 transitions. [2018-09-26 22:03:57,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-26 22:03:57,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:57,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:57,830 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:59,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:59,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 169 states and 304 transitions. [2018-09-26 22:03:59,326 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 304 transitions. [2018-09-26 22:03:59,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-26 22:03:59,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:59,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:59,355 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-26 22:03:59,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:59,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 170 states and 305 transitions. [2018-09-26 22:03:59,473 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 305 transitions. [2018-09-26 22:03:59,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-26 22:03:59,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:59,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:59,521 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:03:59,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:03:59,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 171 states and 306 transitions. [2018-09-26 22:03:59,662 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 306 transitions. [2018-09-26 22:03:59,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-26 22:03:59,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:03:59,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:03:59,689 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:00,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:00,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 174 states and 317 transitions. [2018-09-26 22:04:00,045 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 317 transitions. [2018-09-26 22:04:00,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-26 22:04:00,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:00,137 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:02,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:02,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 207 states and 389 transitions. [2018-09-26 22:04:02,677 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 389 transitions. [2018-09-26 22:04:02,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:04:02,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:02,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:02,701 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-26 22:04:02,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:02,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 209 states and 392 transitions. [2018-09-26 22:04:02,935 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 392 transitions. [2018-09-26 22:04:02,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:04:02,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:02,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:02,957 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:03,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:03,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 210 states and 393 transitions. [2018-09-26 22:04:03,100 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 393 transitions. [2018-09-26 22:04:03,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:04:03,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:03,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:03,115 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:03,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:03,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 210 states and 392 transitions. [2018-09-26 22:04:03,123 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 392 transitions. [2018-09-26 22:04:03,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:04:03,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:03,851 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:04,174 WARN L178 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-09-26 22:04:05,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:05,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 226 states and 418 transitions. [2018-09-26 22:04:05,107 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 418 transitions. [2018-09-26 22:04:05,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:04:05,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:05,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:05,128 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:05,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:05,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 227 states and 419 transitions. [2018-09-26 22:04:05,208 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 419 transitions. [2018-09-26 22:04:05,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-09-26 22:04:05,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:05,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:05,231 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:05,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:05,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 228 states and 420 transitions. [2018-09-26 22:04:05,391 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 420 transitions. [2018-09-26 22:04:05,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-26 22:04:05,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:05,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:05,844 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:07,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:07,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 253 states and 475 transitions. [2018-09-26 22:04:07,529 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 475 transitions. [2018-09-26 22:04:07,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-26 22:04:07,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:07,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:07,543 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:07,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:07,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 254 states and 477 transitions. [2018-09-26 22:04:07,705 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 477 transitions. [2018-09-26 22:04:07,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-26 22:04:07,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:07,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:07,725 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:08,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:08,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 255 states and 478 transitions. [2018-09-26 22:04:08,181 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 478 transitions. [2018-09-26 22:04:08,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-09-26 22:04:08,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:08,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:08,214 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:08,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:08,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 256 states and 479 transitions. [2018-09-26 22:04:08,366 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 479 transitions. [2018-09-26 22:04:08,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-26 22:04:08,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:08,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:08,504 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:08,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:08,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 258 states and 488 transitions. [2018-09-26 22:04:08,801 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 488 transitions. [2018-09-26 22:04:08,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-26 22:04:08,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:08,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:09,161 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:10,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:10,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 281 states and 546 transitions. [2018-09-26 22:04:10,714 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 546 transitions. [2018-09-26 22:04:10,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 22:04:10,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:10,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:10,807 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:11,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:11,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 288 states and 572 transitions. [2018-09-26 22:04:11,480 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 572 transitions. [2018-09-26 22:04:11,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 22:04:11,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:11,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:11,786 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:13,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:13,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 306 states and 591 transitions. [2018-09-26 22:04:13,207 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 591 transitions. [2018-09-26 22:04:13,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-26 22:04:13,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:13,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:13,219 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:13,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:13,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 310 states and 604 transitions. [2018-09-26 22:04:13,963 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 604 transitions. [2018-09-26 22:04:13,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-26 22:04:13,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:13,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:13,981 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:15,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:15,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 328 states and 635 transitions. [2018-09-26 22:04:15,994 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 635 transitions. [2018-09-26 22:04:15,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-26 22:04:15,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:15,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:16,012 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:16,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:16,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 329 states and 636 transitions. [2018-09-26 22:04:16,071 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 636 transitions. [2018-09-26 22:04:16,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-26 22:04:16,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:16,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:16,084 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:16,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:16,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 328 states and 634 transitions. [2018-09-26 22:04:16,093 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 634 transitions. [2018-09-26 22:04:16,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-26 22:04:16,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:16,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:16,341 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:17,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:17,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 346 states and 660 transitions. [2018-09-26 22:04:17,427 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 660 transitions. [2018-09-26 22:04:17,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-26 22:04:17,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:17,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:17,445 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:18,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:18,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 349 states and 672 transitions. [2018-09-26 22:04:18,750 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 672 transitions. [2018-09-26 22:04:18,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-26 22:04:18,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:18,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:18,769 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:20,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:20,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 368 states and 706 transitions. [2018-09-26 22:04:20,881 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 706 transitions. [2018-09-26 22:04:20,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-26 22:04:20,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:20,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:20,893 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:21,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:21,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 372 states and 724 transitions. [2018-09-26 22:04:21,188 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 724 transitions. [2018-09-26 22:04:21,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-26 22:04:21,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:21,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:21,198 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:21,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:21,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 373 states and 736 transitions. [2018-09-26 22:04:21,473 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 736 transitions. [2018-09-26 22:04:21,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-26 22:04:21,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:21,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:21,491 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:21,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:21,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 374 states and 737 transitions. [2018-09-26 22:04:21,718 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 737 transitions. [2018-09-26 22:04:21,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-26 22:04:21,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:21,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:21,736 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:21,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:21,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 375 states and 738 transitions. [2018-09-26 22:04:21,772 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 738 transitions. [2018-09-26 22:04:21,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-26 22:04:21,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:21,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:21,781 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:21,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:21,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 373 states and 735 transitions. [2018-09-26 22:04:21,791 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 735 transitions. [2018-09-26 22:04:21,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-26 22:04:21,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:21,802 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:22,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:22,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 376 states and 747 transitions. [2018-09-26 22:04:22,036 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 747 transitions. [2018-09-26 22:04:22,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-26 22:04:22,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:22,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:22,269 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:23,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:23,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 388 states and 777 transitions. [2018-09-26 22:04:23,264 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 777 transitions. [2018-09-26 22:04:23,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-26 22:04:23,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:23,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:23,277 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:23,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:23,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 388 states and 776 transitions. [2018-09-26 22:04:23,365 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 776 transitions. [2018-09-26 22:04:23,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-26 22:04:23,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:23,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:23,376 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:23,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:23,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 389 states and 777 transitions. [2018-09-26 22:04:23,386 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 777 transitions. [2018-09-26 22:04:23,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-26 22:04:23,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:23,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:23,931 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:24,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:24,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 392 states and 784 transitions. [2018-09-26 22:04:24,413 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 784 transitions. [2018-09-26 22:04:24,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-09-26 22:04:24,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:24,424 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:24,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:24,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 395 states and 791 transitions. [2018-09-26 22:04:24,482 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 791 transitions. [2018-09-26 22:04:24,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 22:04:24,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:24,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:24,493 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:24,996 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-09-26 22:04:26,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:26,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 406 states and 820 transitions. [2018-09-26 22:04:26,219 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 820 transitions. [2018-09-26 22:04:26,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 22:04:26,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:26,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:26,231 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:27,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:27,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 417 states and 858 transitions. [2018-09-26 22:04:27,027 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 858 transitions. [2018-09-26 22:04:27,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 22:04:27,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:27,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:27,037 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:27,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:27,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 418 states and 860 transitions. [2018-09-26 22:04:27,100 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 860 transitions. [2018-09-26 22:04:27,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 22:04:27,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:27,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:27,116 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:27,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:27,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 419 states and 861 transitions. [2018-09-26 22:04:27,249 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 861 transitions. [2018-09-26 22:04:27,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-09-26 22:04:27,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:27,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:27,259 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:27,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:27,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 420 states and 862 transitions. [2018-09-26 22:04:27,272 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 862 transitions. [2018-09-26 22:04:27,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-26 22:04:27,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:27,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:27,284 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-26 22:04:28,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:28,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 428 states and 869 transitions. [2018-09-26 22:04:28,181 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 869 transitions. [2018-09-26 22:04:28,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-26 22:04:28,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:28,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:28,190 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:28,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:28,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 428 states and 868 transitions. [2018-09-26 22:04:28,970 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 868 transitions. [2018-09-26 22:04:28,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-26 22:04:28,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:28,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:28,983 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-26 22:04:29,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:29,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 431 states and 876 transitions. [2018-09-26 22:04:29,356 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 876 transitions. [2018-09-26 22:04:29,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-26 22:04:29,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:29,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:29,366 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:29,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:29,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 432 states and 877 transitions. [2018-09-26 22:04:29,376 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 877 transitions. [2018-09-26 22:04:29,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-26 22:04:29,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:29,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:29,387 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:33,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:33,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 446 states and 908 transitions. [2018-09-26 22:04:33,466 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 908 transitions. [2018-09-26 22:04:33,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-26 22:04:33,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:33,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:33,476 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:33,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:33,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 445 states and 906 transitions. [2018-09-26 22:04:33,877 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 906 transitions. [2018-09-26 22:04:33,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-09-26 22:04:33,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:33,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:33,886 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:33,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:33,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 445 states and 905 transitions. [2018-09-26 22:04:33,931 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 905 transitions. [2018-09-26 22:04:33,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 22:04:33,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:33,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:33,941 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:34,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:34,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 452 states and 930 transitions. [2018-09-26 22:04:34,664 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 930 transitions. [2018-09-26 22:04:34,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 22:04:34,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:34,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:34,677 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:34,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:34,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 454 states and 933 transitions. [2018-09-26 22:04:34,689 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 933 transitions. [2018-09-26 22:04:34,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 22:04:34,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:34,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:34,699 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:34,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:34,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 456 states and 935 transitions. [2018-09-26 22:04:34,846 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 935 transitions. [2018-09-26 22:04:34,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 22:04:34,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:34,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:34,858 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:34,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:34,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 457 states and 936 transitions. [2018-09-26 22:04:34,871 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 936 transitions. [2018-09-26 22:04:34,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 22:04:34,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:34,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:34,889 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-26 22:04:35,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:35,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 458 states and 937 transitions. [2018-09-26 22:04:35,004 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 937 transitions. [2018-09-26 22:04:35,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 22:04:35,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:35,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:35,117 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:35,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:35,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 467 states and 948 transitions. [2018-09-26 22:04:35,731 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 948 transitions. [2018-09-26 22:04:35,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-26 22:04:35,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:35,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:35,739 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:36,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:36,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 467 states and 946 transitions. [2018-09-26 22:04:36,084 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 946 transitions. [2018-09-26 22:04:36,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 22:04:36,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:36,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:36,097 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-26 22:04:36,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:36,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 478 states and 977 transitions. [2018-09-26 22:04:36,689 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 977 transitions. [2018-09-26 22:04:36,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 22:04:36,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:36,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:36,700 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:37,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:37,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 478 states and 976 transitions. [2018-09-26 22:04:37,206 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 976 transitions. [2018-09-26 22:04:37,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 22:04:37,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:37,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:37,220 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-26 22:04:37,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:37,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 479 states and 977 transitions. [2018-09-26 22:04:37,491 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 977 transitions. [2018-09-26 22:04:37,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 22:04:37,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:37,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:37,505 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-26 22:04:37,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:37,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 480 states and 988 transitions. [2018-09-26 22:04:37,816 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 988 transitions. [2018-09-26 22:04:37,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 22:04:37,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:37,826 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:38,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:38,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 481 states and 991 transitions. [2018-09-26 22:04:38,502 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 991 transitions. [2018-09-26 22:04:38,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 22:04:38,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:38,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:38,514 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-26 22:04:38,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:38,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 482 states and 992 transitions. [2018-09-26 22:04:38,575 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 992 transitions. [2018-09-26 22:04:38,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 22:04:38,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:38,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:38,583 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:38,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:38,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 485 states and 997 transitions. [2018-09-26 22:04:38,597 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 997 transitions. [2018-09-26 22:04:38,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 22:04:38,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:38,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:38,606 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:39,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:39,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 488 states and 1009 transitions. [2018-09-26 22:04:39,412 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1009 transitions. [2018-09-26 22:04:39,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 22:04:39,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:39,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:39,427 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-26 22:04:40,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:40,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 499 states and 1030 transitions. [2018-09-26 22:04:40,772 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1030 transitions. [2018-09-26 22:04:40,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 22:04:40,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:40,782 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:41,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:41,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 499 states and 1026 transitions. [2018-09-26 22:04:41,396 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1026 transitions. [2018-09-26 22:04:41,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 22:04:41,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:41,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:41,406 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-26 22:04:41,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:41,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 500 states and 1027 transitions. [2018-09-26 22:04:41,437 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1027 transitions. [2018-09-26 22:04:41,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-09-26 22:04:41,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:41,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:41,446 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:41,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:41,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 500 states and 1026 transitions. [2018-09-26 22:04:41,634 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1026 transitions. [2018-09-26 22:04:41,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:04:41,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:41,836 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:45,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:45,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 515 states and 1081 transitions. [2018-09-26 22:04:45,060 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1081 transitions. [2018-09-26 22:04:45,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:04:45,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:45,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:45,071 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:45,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:45,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 516 states and 1083 transitions. [2018-09-26 22:04:45,663 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1083 transitions. [2018-09-26 22:04:45,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:04:45,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:45,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:45,673 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:46,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:46,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 525 states and 1097 transitions. [2018-09-26 22:04:46,364 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1097 transitions. [2018-09-26 22:04:46,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:04:46,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:46,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:46,374 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:46,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:46,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 526 states and 1098 transitions. [2018-09-26 22:04:46,703 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1098 transitions. [2018-09-26 22:04:46,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:04:46,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:46,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:46,715 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:46,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:46,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 528 states and 1101 transitions. [2018-09-26 22:04:46,727 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1101 transitions. [2018-09-26 22:04:46,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:04:46,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:46,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:46,739 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:47,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:47,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 528 states and 1099 transitions. [2018-09-26 22:04:47,291 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1099 transitions. [2018-09-26 22:04:47,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:04:47,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:47,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:47,302 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-26 22:04:47,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:47,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 529 states and 1100 transitions. [2018-09-26 22:04:47,334 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1100 transitions. [2018-09-26 22:04:47,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:04:47,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:47,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:47,343 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:47,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:47,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 530 states and 1101 transitions. [2018-09-26 22:04:47,355 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1101 transitions. [2018-09-26 22:04:47,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:04:47,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:47,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:47,369 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-09-26 22:04:47,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:47,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 531 states and 1102 transitions. [2018-09-26 22:04:47,762 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 1102 transitions. [2018-09-26 22:04:47,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-09-26 22:04:47,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:47,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:47,776 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-09-26 22:04:48,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:48,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 540 states and 1111 transitions. [2018-09-26 22:04:48,680 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1111 transitions. [2018-09-26 22:04:48,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-26 22:04:48,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:48,692 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-26 22:04:48,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:48,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 541 states and 1112 transitions. [2018-09-26 22:04:48,882 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1112 transitions. [2018-09-26 22:04:48,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-26 22:04:48,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:48,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:48,894 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-26 22:04:50,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:50,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 552 states and 1133 transitions. [2018-09-26 22:04:50,550 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1133 transitions. [2018-09-26 22:04:50,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-26 22:04:50,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:50,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:50,561 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:51,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:51,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 552 states and 1129 transitions. [2018-09-26 22:04:51,193 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1129 transitions. [2018-09-26 22:04:51,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-26 22:04:51,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:51,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:51,208 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-26 22:04:51,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:51,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 553 states and 1130 transitions. [2018-09-26 22:04:51,310 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1130 transitions. [2018-09-26 22:04:51,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-26 22:04:51,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:51,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:51,318 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:51,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:51,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 556 states and 1135 transitions. [2018-09-26 22:04:51,339 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1135 transitions. [2018-09-26 22:04:51,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-26 22:04:51,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:51,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:51,350 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-26 22:04:51,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:51,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 559 states and 1141 transitions. [2018-09-26 22:04:51,396 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1141 transitions. [2018-09-26 22:04:51,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-26 22:04:51,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:51,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:51,407 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:51,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:51,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 560 states and 1147 transitions. [2018-09-26 22:04:51,980 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1147 transitions. [2018-09-26 22:04:51,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-26 22:04:51,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:51,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:51,990 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-26 22:04:52,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:52,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 562 states and 1150 transitions. [2018-09-26 22:04:52,086 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1150 transitions. [2018-09-26 22:04:52,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-26 22:04:52,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:52,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:52,096 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-26 22:04:52,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:52,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 564 states and 1152 transitions. [2018-09-26 22:04:52,140 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1152 transitions. [2018-09-26 22:04:52,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-26 22:04:52,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:52,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:52,151 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:52,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:52,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 564 states and 1150 transitions. [2018-09-26 22:04:52,779 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1150 transitions. [2018-09-26 22:04:52,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 22:04:52,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:52,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:52,824 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-26 22:04:53,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:53,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 567 states and 1153 transitions. [2018-09-26 22:04:53,875 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1153 transitions. [2018-09-26 22:04:53,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 22:04:53,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:53,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:53,889 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-26 22:04:53,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:53,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 568 states and 1154 transitions. [2018-09-26 22:04:53,957 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1154 transitions. [2018-09-26 22:04:53,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 22:04:53,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:53,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:53,968 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:53,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:53,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 569 states and 1155 transitions. [2018-09-26 22:04:53,977 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1155 transitions. [2018-09-26 22:04:53,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 22:04:53,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:53,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:53,987 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:54,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:54,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 570 states and 1156 transitions. [2018-09-26 22:04:54,960 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1156 transitions. [2018-09-26 22:04:54,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 22:04:54,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:54,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:54,970 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:56,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:56,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 580 states and 1180 transitions. [2018-09-26 22:04:56,278 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1180 transitions. [2018-09-26 22:04:56,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 22:04:56,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:56,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:56,375 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:04:57,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:57,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 594 states and 1202 transitions. [2018-09-26 22:04:57,837 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1202 transitions. [2018-09-26 22:04:57,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 22:04:57,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:57,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:57,851 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-09-26 22:04:58,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:58,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 596 states and 1204 transitions. [2018-09-26 22:04:58,497 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1204 transitions. [2018-09-26 22:04:58,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-09-26 22:04:58,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:58,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:58,510 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-09-26 22:04:59,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:59,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 605 states and 1213 transitions. [2018-09-26 22:04:59,234 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1213 transitions. [2018-09-26 22:04:59,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-26 22:04:59,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:59,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:59,248 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-09-26 22:04:59,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:04:59,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 606 states and 1214 transitions. [2018-09-26 22:04:59,880 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1214 transitions. [2018-09-26 22:04:59,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-26 22:04:59,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:04:59,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:04:59,890 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:00,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:00,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 606 states and 1212 transitions. [2018-09-26 22:05:00,427 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1212 transitions. [2018-09-26 22:05:00,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-26 22:05:00,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:00,441 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-26 22:05:00,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:00,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 608 states and 1215 transitions. [2018-09-26 22:05:00,570 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1215 transitions. [2018-09-26 22:05:00,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-26 22:05:00,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:00,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:00,586 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-26 22:05:00,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:00,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 610 states and 1217 transitions. [2018-09-26 22:05:00,735 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1217 transitions. [2018-09-26 22:05:00,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-26 22:05:00,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:00,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:00,745 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:01,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:01,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 611 states and 1224 transitions. [2018-09-26 22:05:01,258 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1224 transitions. [2018-09-26 22:05:01,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-26 22:05:01,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:01,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:01,268 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:01,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:01,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 611 states and 1222 transitions. [2018-09-26 22:05:01,781 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1222 transitions. [2018-09-26 22:05:01,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-09-26 22:05:01,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:01,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:01,791 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-26 22:05:01,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:01,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 614 states and 1228 transitions. [2018-09-26 22:05:01,846 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1228 transitions. [2018-09-26 22:05:01,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:05:01,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:01,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:01,854 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:03,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:03,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 624 states and 1250 transitions. [2018-09-26 22:05:03,639 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1250 transitions. [2018-09-26 22:05:03,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:05:03,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:03,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:03,664 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-26 22:05:04,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:04,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 636 states and 1263 transitions. [2018-09-26 22:05:04,598 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1263 transitions. [2018-09-26 22:05:04,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:05:04,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:04,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:04,609 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:06,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:06,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 646 states and 1284 transitions. [2018-09-26 22:05:06,261 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1284 transitions. [2018-09-26 22:05:06,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:05:06,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:06,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:06,341 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-26 22:05:07,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:07,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 649 states and 1287 transitions. [2018-09-26 22:05:07,237 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1287 transitions. [2018-09-26 22:05:07,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:05:07,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:07,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:07,247 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:07,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:07,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 649 states and 1283 transitions. [2018-09-26 22:05:07,780 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1283 transitions. [2018-09-26 22:05:07,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:05:07,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:07,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:07,793 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-26 22:05:09,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:09,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 660 states and 1304 transitions. [2018-09-26 22:05:09,566 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1304 transitions. [2018-09-26 22:05:09,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:05:09,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:09,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:09,580 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-26 22:05:09,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:09,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 661 states and 1305 transitions. [2018-09-26 22:05:09,668 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1305 transitions. [2018-09-26 22:05:09,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:05:09,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:09,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:09,679 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-26 22:05:09,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:09,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 662 states and 1306 transitions. [2018-09-26 22:05:09,707 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1306 transitions. [2018-09-26 22:05:09,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:05:09,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:09,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:10,229 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:10,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:10,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 662 states and 1282 transitions. [2018-09-26 22:05:10,426 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1282 transitions. [2018-09-26 22:05:10,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:05:10,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:10,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:10,439 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-26 22:05:10,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:10,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 667 states and 1293 transitions. [2018-09-26 22:05:10,474 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1293 transitions. [2018-09-26 22:05:10,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-09-26 22:05:10,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:10,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:10,484 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:16,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:16,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 687 states and 1333 transitions. [2018-09-26 22:05:16,129 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1333 transitions. [2018-09-26 22:05:16,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 22:05:16,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:16,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:16,140 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:17,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:17,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 700 states and 1353 transitions. [2018-09-26 22:05:17,549 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1353 transitions. [2018-09-26 22:05:17,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 22:05:17,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:17,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:17,563 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-09-26 22:05:18,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:18,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 702 states and 1357 transitions. [2018-09-26 22:05:18,694 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1357 transitions. [2018-09-26 22:05:18,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 22:05:18,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:18,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:18,703 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:19,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:19,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 702 states and 1355 transitions. [2018-09-26 22:05:19,270 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1355 transitions. [2018-09-26 22:05:19,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 22:05:19,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:19,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:19,279 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:19,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:19,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 707 states and 1366 transitions. [2018-09-26 22:05:19,772 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1366 transitions. [2018-09-26 22:05:19,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 22:05:19,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:19,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:19,783 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:20,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:20,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 712 states and 1384 transitions. [2018-09-26 22:05:20,678 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1384 transitions. [2018-09-26 22:05:20,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 22:05:20,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:20,690 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-26 22:05:20,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:20,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 713 states and 1385 transitions. [2018-09-26 22:05:20,792 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1385 transitions. [2018-09-26 22:05:20,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 22:05:20,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:20,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:20,802 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:22,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:22,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 714 states and 1392 transitions. [2018-09-26 22:05:22,113 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1392 transitions. [2018-09-26 22:05:22,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 22:05:22,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:22,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:22,174 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:22,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:22,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 721 states and 1401 transitions. [2018-09-26 22:05:22,515 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1401 transitions. [2018-09-26 22:05:22,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 22:05:22,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:22,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:22,523 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:22,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:22,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 723 states and 1406 transitions. [2018-09-26 22:05:22,968 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1406 transitions. [2018-09-26 22:05:22,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 22:05:22,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:22,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:22,978 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:23,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:23,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 724 states and 1409 transitions. [2018-09-26 22:05:23,499 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1409 transitions. [2018-09-26 22:05:23,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 22:05:23,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:23,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:23,507 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:23,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:23,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 725 states and 1410 transitions. [2018-09-26 22:05:23,526 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1410 transitions. [2018-09-26 22:05:23,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-09-26 22:05:23,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:23,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:23,535 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:25,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:25,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 734 states and 1413 transitions. [2018-09-26 22:05:25,820 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1413 transitions. [2018-09-26 22:05:25,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 22:05:25,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:25,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:25,830 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:27,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:27,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 749 states and 1429 transitions. [2018-09-26 22:05:27,531 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1429 transitions. [2018-09-26 22:05:27,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 22:05:27,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:27,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:27,548 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-09-26 22:05:28,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:28,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 750 states and 1430 transitions. [2018-09-26 22:05:28,266 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1430 transitions. [2018-09-26 22:05:28,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 22:05:28,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:28,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:28,316 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-09-26 22:05:28,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:28,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 751 states and 1432 transitions. [2018-09-26 22:05:28,640 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1432 transitions. [2018-09-26 22:05:28,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 22:05:28,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:28,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:28,715 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-09-26 22:05:29,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:29,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 753 states and 1435 transitions. [2018-09-26 22:05:29,903 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1435 transitions. [2018-09-26 22:05:29,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 22:05:29,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:29,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:29,914 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:30,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:30,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 753 states and 1431 transitions. [2018-09-26 22:05:30,681 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1431 transitions. [2018-09-26 22:05:30,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 22:05:30,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:30,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:30,698 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-26 22:05:32,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:32,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 764 states and 1451 transitions. [2018-09-26 22:05:32,715 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1451 transitions. [2018-09-26 22:05:32,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 22:05:32,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:32,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:32,731 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-09-26 22:05:32,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:32,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 765 states and 1452 transitions. [2018-09-26 22:05:32,838 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1452 transitions. [2018-09-26 22:05:32,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 22:05:32,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:32,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:32,845 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:33,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:33,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 765 states and 1448 transitions. [2018-09-26 22:05:33,450 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1448 transitions. [2018-09-26 22:05:33,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 22:05:33,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:33,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:33,459 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:33,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:33,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 766 states and 1449 transitions. [2018-09-26 22:05:33,474 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1449 transitions. [2018-09-26 22:05:33,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 22:05:33,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:33,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:33,487 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-26 22:05:33,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:33,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 769 states and 1458 transitions. [2018-09-26 22:05:33,566 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1458 transitions. [2018-09-26 22:05:33,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-09-26 22:05:33,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:33,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:33,574 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:33,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:33,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 769 states and 1457 transitions. [2018-09-26 22:05:33,592 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1457 transitions. [2018-09-26 22:05:33,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-26 22:05:33,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:33,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:33,602 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:34,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:34,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 770 states and 1458 transitions. [2018-09-26 22:05:34,193 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1458 transitions. [2018-09-26 22:05:34,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-26 22:05:34,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:34,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:34,203 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:34,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:34,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 770 states and 1457 transitions. [2018-09-26 22:05:34,890 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1457 transitions. [2018-09-26 22:05:34,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-26 22:05:34,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:34,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:34,898 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:37,248 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-09-26 22:05:39,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:39,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 786 states and 1475 transitions. [2018-09-26 22:05:39,683 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1475 transitions. [2018-09-26 22:05:39,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-26 22:05:39,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:40,489 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:42,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:42,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 794 states and 1487 transitions. [2018-09-26 22:05:42,622 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1487 transitions. [2018-09-26 22:05:42,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-26 22:05:42,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:42,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:42,633 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:43,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:43,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 794 states and 1483 transitions. [2018-09-26 22:05:43,395 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1483 transitions. [2018-09-26 22:05:43,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-26 22:05:43,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:43,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:43,404 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:46,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:46,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 806 states and 1497 transitions. [2018-09-26 22:05:46,051 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1497 transitions. [2018-09-26 22:05:46,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-26 22:05:46,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:46,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:46,061 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-26 22:05:46,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:46,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 810 states and 1505 transitions. [2018-09-26 22:05:46,635 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1505 transitions. [2018-09-26 22:05:46,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-26 22:05:46,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:46,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:46,645 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:46,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:46,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 813 states and 1510 transitions. [2018-09-26 22:05:46,665 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1510 transitions. [2018-09-26 22:05:46,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-26 22:05:46,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:46,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:46,679 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-26 22:05:46,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:46,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 814 states and 1511 transitions. [2018-09-26 22:05:46,728 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1511 transitions. [2018-09-26 22:05:46,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-26 22:05:46,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:46,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:46,898 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:46,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:46,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 815 states and 1512 transitions. [2018-09-26 22:05:46,983 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1512 transitions. [2018-09-26 22:05:46,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-09-26 22:05:46,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:46,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:46,994 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:47,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:47,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 818 states and 1517 transitions. [2018-09-26 22:05:47,928 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1517 transitions. [2018-09-26 22:05:47,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:05:47,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:47,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:47,939 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:48,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:48,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 819 states and 1518 transitions. [2018-09-26 22:05:48,009 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1518 transitions. [2018-09-26 22:05:48,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:05:48,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:48,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:48,020 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:49,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:49,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 819 states and 1517 transitions. [2018-09-26 22:05:49,467 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1517 transitions. [2018-09-26 22:05:49,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:05:49,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:49,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:49,476 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:51,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:51,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 829 states and 1527 transitions. [2018-09-26 22:05:51,564 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1527 transitions. [2018-09-26 22:05:51,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:05:51,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:51,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:52,029 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:55,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:55,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 844 states and 1546 transitions. [2018-09-26 22:05:55,530 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1546 transitions. [2018-09-26 22:05:55,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:05:55,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:55,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:55,541 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:56,673 WARN L178 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 26 [2018-09-26 22:05:57,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:57,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 854 states and 1558 transitions. [2018-09-26 22:05:57,532 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1558 transitions. [2018-09-26 22:05:57,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:05:57,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:57,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:57,542 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:58,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:58,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 854 states and 1556 transitions. [2018-09-26 22:05:58,519 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1556 transitions. [2018-09-26 22:05:58,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:05:58,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:58,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:58,529 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:05:59,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:59,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 854 states and 1554 transitions. [2018-09-26 22:05:59,500 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1554 transitions. [2018-09-26 22:05:59,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:05:59,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:59,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:59,512 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-09-26 22:05:59,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:05:59,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 856 states and 1557 transitions. [2018-09-26 22:05:59,973 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1557 transitions. [2018-09-26 22:05:59,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:05:59,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:05:59,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:05:59,987 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-26 22:06:00,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:00,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 858 states and 1559 transitions. [2018-09-26 22:06:00,415 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1559 transitions. [2018-09-26 22:06:00,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:06:00,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:00,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:00,424 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:00,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:00,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 859 states and 1560 transitions. [2018-09-26 22:06:00,442 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1560 transitions. [2018-09-26 22:06:00,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:06:00,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:00,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:00,454 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-26 22:06:00,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:00,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 862 states and 1578 transitions. [2018-09-26 22:06:00,701 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1578 transitions. [2018-09-26 22:06:00,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-09-26 22:06:00,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:00,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:00,710 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:00,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:00,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 863 states and 1578 transitions. [2018-09-26 22:06:00,733 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1578 transitions. [2018-09-26 22:06:00,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 22:06:00,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:00,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:00,742 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:01,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:01,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 864 states and 1579 transitions. [2018-09-26 22:06:01,609 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1579 transitions. [2018-09-26 22:06:01,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 22:06:01,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:01,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:01,618 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:01,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:01,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 865 states and 1580 transitions. [2018-09-26 22:06:01,636 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1580 transitions. [2018-09-26 22:06:01,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 22:06:01,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:01,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:01,643 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:02,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:02,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 868 states and 1585 transitions. [2018-09-26 22:06:02,524 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1585 transitions. [2018-09-26 22:06:02,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 22:06:02,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:02,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:02,817 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:04,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:04,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 871 states and 1590 transitions. [2018-09-26 22:06:04,914 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1590 transitions. [2018-09-26 22:06:04,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 22:06:04,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:04,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:04,938 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-09-26 22:06:05,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:05,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 872 states and 1590 transitions. [2018-09-26 22:06:05,475 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1590 transitions. [2018-09-26 22:06:05,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 22:06:05,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:05,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:05,483 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:05,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:05,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 873 states and 1592 transitions. [2018-09-26 22:06:05,515 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1592 transitions. [2018-09-26 22:06:05,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 22:06:05,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:05,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:05,524 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:09,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:09,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 889 states and 1613 transitions. [2018-09-26 22:06:09,792 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1613 transitions. [2018-09-26 22:06:09,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 22:06:09,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:09,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:09,801 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:11,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:11,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 899 states and 1625 transitions. [2018-09-26 22:06:11,912 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1625 transitions. [2018-09-26 22:06:11,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 22:06:11,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:11,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:11,924 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:13,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:13,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 902 states and 1635 transitions. [2018-09-26 22:06:13,185 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1635 transitions. [2018-09-26 22:06:13,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 22:06:13,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:13,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:13,195 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:14,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:14,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 905 states and 1645 transitions. [2018-09-26 22:06:14,530 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1645 transitions. [2018-09-26 22:06:14,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 22:06:14,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:14,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:14,540 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-26 22:06:14,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:14,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 906 states and 1646 transitions. [2018-09-26 22:06:14,571 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1646 transitions. [2018-09-26 22:06:14,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-09-26 22:06:14,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:14,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:14,579 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:14,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:14,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 909 states and 1652 transitions. [2018-09-26 22:06:14,614 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1652 transitions. [2018-09-26 22:06:14,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:06:14,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:14,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:14,624 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:14,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:14,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 910 states and 1653 transitions. [2018-09-26 22:06:14,668 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1653 transitions. [2018-09-26 22:06:14,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:06:14,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:14,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:14,679 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:14,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:14,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 911 states and 1654 transitions. [2018-09-26 22:06:14,702 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1654 transitions. [2018-09-26 22:06:14,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:06:14,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:14,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:14,877 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:15,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:15,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 913 states and 1659 transitions. [2018-09-26 22:06:15,580 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1659 transitions. [2018-09-26 22:06:15,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:06:15,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:15,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:15,590 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:15,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:15,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 914 states and 1659 transitions. [2018-09-26 22:06:15,611 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1659 transitions. [2018-09-26 22:06:15,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:06:15,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:15,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:15,619 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:18,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:18,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 933 states and 1694 transitions. [2018-09-26 22:06:18,206 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1694 transitions. [2018-09-26 22:06:18,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:06:18,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:18,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:18,214 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:18,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:18,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 934 states and 1699 transitions. [2018-09-26 22:06:18,804 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1699 transitions. [2018-09-26 22:06:18,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:06:18,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:18,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:18,812 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:19,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:19,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 935 states and 1708 transitions. [2018-09-26 22:06:19,365 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1708 transitions. [2018-09-26 22:06:19,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:06:19,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:19,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:19,374 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:19,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:19,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 936 states and 1710 transitions. [2018-09-26 22:06:19,918 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1710 transitions. [2018-09-26 22:06:19,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:06:19,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:19,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:19,928 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:22,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:22,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 948 states and 1725 transitions. [2018-09-26 22:06:22,441 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1725 transitions. [2018-09-26 22:06:22,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:06:22,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:22,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:22,452 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:24,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:24,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 960 states and 1740 transitions. [2018-09-26 22:06:24,821 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1740 transitions. [2018-09-26 22:06:24,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:06:24,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:24,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:24,832 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:26,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:26,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 961 states and 1746 transitions. [2018-09-26 22:06:26,257 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1746 transitions. [2018-09-26 22:06:26,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:06:26,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:26,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:26,266 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:28,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:28,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 962 states and 1752 transitions. [2018-09-26 22:06:28,005 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1752 transitions. [2018-09-26 22:06:28,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:06:28,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:28,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:28,012 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:28,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:28,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 963 states and 1753 transitions. [2018-09-26 22:06:28,024 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1753 transitions. [2018-09-26 22:06:28,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-26 22:06:28,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:28,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:28,321 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:29,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:29,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 966 states and 1759 transitions. [2018-09-26 22:06:29,481 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1759 transitions. [2018-09-26 22:06:29,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 22:06:29,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:29,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:29,492 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:29,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:29,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 967 states and 1760 transitions. [2018-09-26 22:06:29,669 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1760 transitions. [2018-09-26 22:06:29,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 22:06:29,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:29,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:29,684 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:29,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:29,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 968 states and 1761 transitions. [2018-09-26 22:06:29,812 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1761 transitions. [2018-09-26 22:06:29,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 22:06:29,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:29,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:29,883 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:31,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:31,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 983 states and 1776 transitions. [2018-09-26 22:06:31,083 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1776 transitions. [2018-09-26 22:06:31,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 22:06:31,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:31,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:31,092 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:32,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:32,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 987 states and 1791 transitions. [2018-09-26 22:06:32,813 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1791 transitions. [2018-09-26 22:06:32,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 22:06:32,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:32,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:32,823 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:33,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:33,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 988 states and 1800 transitions. [2018-09-26 22:06:33,537 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1800 transitions. [2018-09-26 22:06:33,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 22:06:33,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:33,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:33,544 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:34,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:34,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 990 states and 1802 transitions. [2018-09-26 22:06:34,411 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1802 transitions. [2018-09-26 22:06:34,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 22:06:34,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:34,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:34,419 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:35,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:35,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 1009 states and 1826 transitions. [2018-09-26 22:06:35,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 1826 transitions. [2018-09-26 22:06:35,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 22:06:35,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:35,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:35,832 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:36,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:36,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 1010 states and 1827 transitions. [2018-09-26 22:06:36,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1827 transitions. [2018-09-26 22:06:36,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 22:06:36,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:36,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:36,175 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:39,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:39,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 1022 states and 1848 transitions. [2018-09-26 22:06:39,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1848 transitions. [2018-09-26 22:06:39,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 22:06:39,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:39,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:39,765 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:40,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:40,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1023 states and 1849 transitions. [2018-09-26 22:06:40,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1849 transitions. [2018-09-26 22:06:40,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 22:06:40,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:40,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:40,151 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:41,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:41,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 1027 states and 1853 transitions. [2018-09-26 22:06:41,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1853 transitions. [2018-09-26 22:06:41,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-26 22:06:41,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:41,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:41,151 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:41,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:41,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1028 states and 1854 transitions. [2018-09-26 22:06:41,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1854 transitions. [2018-09-26 22:06:41,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 22:06:41,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:41,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:41,199 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:41,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:41,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 1029 states and 1855 transitions. [2018-09-26 22:06:41,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1855 transitions. [2018-09-26 22:06:41,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 22:06:41,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:41,233 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:41,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:41,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1030 states and 1856 transitions. [2018-09-26 22:06:41,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1856 transitions. [2018-09-26 22:06:41,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 22:06:41,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:41,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:41,389 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-09-26 22:06:41,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:41,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1030 states and 1854 transitions. [2018-09-26 22:06:41,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1854 transitions. [2018-09-26 22:06:41,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 22:06:41,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:41,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:41,818 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-26 22:06:45,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:45,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 1047 states and 1873 transitions. [2018-09-26 22:06:45,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1873 transitions. [2018-09-26 22:06:45,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 22:06:45,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:45,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:45,176 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-26 22:06:48,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:48,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 1064 states and 1892 transitions. [2018-09-26 22:06:48,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1892 transitions. [2018-09-26 22:06:48,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 22:06:48,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:48,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:48,634 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-26 22:06:49,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:49,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1074 states and 1902 transitions. [2018-09-26 22:06:49,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1902 transitions. [2018-09-26 22:06:49,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 22:06:49,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:49,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:49,963 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-26 22:06:51,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:51,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 1084 states and 1912 transitions. [2018-09-26 22:06:51,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1912 transitions. [2018-09-26 22:06:51,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 22:06:51,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:51,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:51,576 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:06:56,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:56,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 1101 states and 1933 transitions. [2018-09-26 22:06:56,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1933 transitions. [2018-09-26 22:06:56,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 22:06:56,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:56,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:56,798 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-09-26 22:06:58,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:06:58,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1936 states to 1104 states and 1936 transitions. [2018-09-26 22:06:58,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1936 transitions. [2018-09-26 22:06:58,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 22:06:58,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:06:58,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:06:58,945 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:04,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:04,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1121 states and 1958 transitions. [2018-09-26 22:07:04,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1958 transitions. [2018-09-26 22:07:04,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-09-26 22:07:04,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:04,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:04,539 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-26 22:07:04,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:04,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 1124 states and 1966 transitions. [2018-09-26 22:07:04,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1966 transitions. [2018-09-26 22:07:04,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-26 22:07:04,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:04,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:04,624 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:04,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:04,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1967 states to 1125 states and 1967 transitions. [2018-09-26 22:07:04,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1967 transitions. [2018-09-26 22:07:04,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-26 22:07:04,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:04,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:04,663 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:04,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:04,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 1126 states and 1968 transitions. [2018-09-26 22:07:04,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1968 transitions. [2018-09-26 22:07:04,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-26 22:07:04,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:04,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:04,703 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:07,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:07,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1967 states to 1126 states and 1967 transitions. [2018-09-26 22:07:07,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1967 transitions. [2018-09-26 22:07:07,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-26 22:07:07,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:07,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:07,129 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:13,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:13,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 1143 states and 2001 transitions. [2018-09-26 22:07:13,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2001 transitions. [2018-09-26 22:07:13,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-26 22:07:13,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:13,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:13,552 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:13,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:13,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 1142 states and 1996 transitions. [2018-09-26 22:07:13,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1996 transitions. [2018-09-26 22:07:13,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-26 22:07:13,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:13,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:13,904 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:16,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:16,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1142 states and 1995 transitions. [2018-09-26 22:07:16,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1995 transitions. [2018-09-26 22:07:16,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-26 22:07:16,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:16,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:16,516 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:19,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:19,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 1148 states and 2006 transitions. [2018-09-26 22:07:19,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 2006 transitions. [2018-09-26 22:07:19,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-26 22:07:19,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:19,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:19,333 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:19,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:19,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 1147 states and 2001 transitions. [2018-09-26 22:07:19,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 2001 transitions. [2018-09-26 22:07:19,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-09-26 22:07:19,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:19,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:19,808 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-26 22:07:19,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:19,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 1148 states and 2002 transitions. [2018-09-26 22:07:19,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 2002 transitions. [2018-09-26 22:07:19,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:07:19,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:19,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:19,862 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:19,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:19,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 1149 states and 2003 transitions. [2018-09-26 22:07:19,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 2003 transitions. [2018-09-26 22:07:19,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:07:19,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:19,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:19,904 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:19,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:19,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 1150 states and 2004 transitions. [2018-09-26 22:07:19,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 2004 transitions. [2018-09-26 22:07:19,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:07:19,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:19,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:19,966 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-26 22:07:20,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:20,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2016 states to 1155 states and 2016 transitions. [2018-09-26 22:07:20,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 2016 transitions. [2018-09-26 22:07:20,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:07:20,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:20,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:20,558 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:21,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:21,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2019 states to 1157 states and 2019 transitions. [2018-09-26 22:07:21,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 2019 transitions. [2018-09-26 22:07:21,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:07:21,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:21,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:21,754 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:25,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:25,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 1171 states and 2034 transitions. [2018-09-26 22:07:25,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 2034 transitions. [2018-09-26 22:07:25,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:07:25,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:25,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:25,374 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-09-26 22:07:27,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:27,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 1174 states and 2037 transitions. [2018-09-26 22:07:27,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 2037 transitions. [2018-09-26 22:07:27,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:07:27,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:27,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:27,038 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:29,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:29,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 1177 states and 2042 transitions. [2018-09-26 22:07:29,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 2042 transitions. [2018-09-26 22:07:29,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:07:29,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:29,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:29,501 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-26 22:07:34,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:34,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 1195 states and 2063 transitions. [2018-09-26 22:07:34,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 2063 transitions. [2018-09-26 22:07:34,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:07:34,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:34,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:34,439 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:35,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:35,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2074 states to 1198 states and 2074 transitions. [2018-09-26 22:07:35,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 2074 transitions. [2018-09-26 22:07:35,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:07:35,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:35,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:35,752 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:37,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:37,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 1216 states and 2094 transitions. [2018-09-26 22:07:37,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 2094 transitions. [2018-09-26 22:07:37,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:07:37,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:37,327 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-26 22:07:42,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:42,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1234 states and 2116 transitions. [2018-09-26 22:07:42,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 2116 transitions. [2018-09-26 22:07:42,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:07:42,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:42,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:42,315 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:42,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:42,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 1234 states and 2115 transitions. [2018-09-26 22:07:42,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 2115 transitions. [2018-09-26 22:07:42,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:07:42,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:42,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:42,675 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-26 22:07:44,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:44,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 1244 states and 2125 transitions. [2018-09-26 22:07:44,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 2125 transitions. [2018-09-26 22:07:44,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:07:44,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:44,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:44,544 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-26 22:07:45,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:45,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 1246 states and 2129 transitions. [2018-09-26 22:07:45,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 2129 transitions. [2018-09-26 22:07:45,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:07:45,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:45,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:45,064 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:46,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:46,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 1264 states and 2148 transitions. [2018-09-26 22:07:46,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 2148 transitions. [2018-09-26 22:07:46,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:07:46,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:46,609 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-09-26 22:07:48,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:48,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2158 states to 1274 states and 2158 transitions. [2018-09-26 22:07:48,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 2158 transitions. [2018-09-26 22:07:48,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-09-26 22:07:48,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:48,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:48,276 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-26 22:07:48,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:48,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1275 states and 2159 transitions. [2018-09-26 22:07:48,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 2159 transitions. [2018-09-26 22:07:48,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-26 22:07:48,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:48,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:48,346 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:48,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:48,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1276 states and 2160 transitions. [2018-09-26 22:07:48,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 2160 transitions. [2018-09-26 22:07:48,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-26 22:07:48,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:48,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:48,390 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:48,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:48,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2161 states to 1277 states and 2161 transitions. [2018-09-26 22:07:48,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 2161 transitions. [2018-09-26 22:07:48,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-26 22:07:48,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:48,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:48,439 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-09-26 22:07:48,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:48,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 1278 states and 2162 transitions. [2018-09-26 22:07:48,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 2162 transitions. [2018-09-26 22:07:48,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-26 22:07:48,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:48,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:48,563 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:50,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:50,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1282 states and 2166 transitions. [2018-09-26 22:07:50,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 2166 transitions. [2018-09-26 22:07:50,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-26 22:07:50,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:50,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:50,591 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:07:52,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:07:52,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2169 states to 1284 states and 2169 transitions. [2018-09-26 22:07:52,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 2169 transitions. [2018-09-26 22:07:52,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-09-26 22:07:52,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:07:52,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:07:52,331 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-09-26 22:07:53,262 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-26 22:07:53,265 INFO L168 Benchmark]: Toolchain (without parser) took 241022.14 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.7 GB). Free memory was 1.5 GB in the beginning and 2.0 GB in the end (delta: -544.9 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2018-09-26 22:07:53,265 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:07:53,266 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.84 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:07:53,266 INFO L168 Benchmark]: Boogie Preprocessor took 44.31 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 22:07:53,266 INFO L168 Benchmark]: RCFGBuilder took 2386.20 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2018-09-26 22:07:53,267 INFO L168 Benchmark]: CodeCheck took 238541.40 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -629.5 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-09-26 22:07:53,269 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck) Toolchain cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1551 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 44.84 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.31 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 2386.20 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * CodeCheck took 238541.40 ms. Allocated memory was 1.5 GB in the beginning and 3.3 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -629.5 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/s3_clnt_1_Unsafe.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_22-07-53-277.csv Completed graceful shutdown