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/toy/tooDifficultLoopInvariant/Luxembourg-WithArrays.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-10-01 02:35:39,921 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-01 02:35:39,923 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-01 02:35:39,939 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-01 02:35:39,940 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-01 02:35:39,942 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-01 02:35:39,943 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-01 02:35:39,946 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-01 02:35:39,948 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-01 02:35:39,951 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-01 02:35:39,952 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-01 02:35:39,952 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-01 02:35:39,954 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-01 02:35:39,955 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-01 02:35:39,956 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-01 02:35:39,957 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-01 02:35:39,960 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-01 02:35:39,964 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-01 02:35:39,972 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-01 02:35:39,977 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-01 02:35:39,978 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-01 02:35:39,979 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-01 02:35:39,981 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-01 02:35:39,981 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-01 02:35:39,981 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-01 02:35:39,982 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-01 02:35:39,983 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-01 02:35:39,984 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-01 02:35:39,985 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-01 02:35:39,986 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-01 02:35:39,986 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-01 02:35:39,986 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-01 02:35:39,987 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-01 02:35:39,987 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-01 02:35:39,988 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-01 02:35:39,988 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-01 02:35:39,989 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 [2018-10-01 02:35:40,003 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-01 02:35:40,004 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-01 02:35:40,004 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-01 02:35:40,005 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-01 02:35:40,005 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-01 02:35:40,006 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-01 02:35:40,006 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-01 02:35:40,006 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-01 02:35:40,006 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-01 02:35:40,006 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-01 02:35:40,007 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-01 02:35:40,007 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-01 02:35:40,007 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-01 02:35:40,007 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-01 02:35:40,007 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-01 02:35:40,008 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-01 02:35:40,008 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-01 02:35:40,008 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-01 02:35:40,008 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-01 02:35:40,008 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-01 02:35:40,009 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-01 02:35:40,009 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-01 02:35:40,009 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-01 02:35:40,009 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-01 02:35:40,009 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-01 02:35:40,010 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-01 02:35:40,010 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-01 02:35:40,010 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-01 02:35:40,010 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-01 02:35:40,078 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-01 02:35:40,092 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-01 02:35:40,097 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-01 02:35:40,099 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-01 02:35:40,099 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-01 02:35:40,100 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-WithArrays.bpl [2018-10-01 02:35:40,101 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg-WithArrays.bpl' [2018-10-01 02:35:40,150 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-01 02:35:40,153 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-01 02:35:40,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-01 02:35:40,154 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-01 02:35:40,154 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-01 02:35:40,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:35:40" (1/1) ... [2018-10-01 02:35:40,184 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:35:40" (1/1) ... [2018-10-01 02:35:40,189 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-01 02:35:40,189 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-01 02:35:40,189 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-01 02:35:40,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-01 02:35:40,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-01 02:35:40,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-01 02:35:40,192 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-01 02:35:40,202 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:35:40" (1/1) ... [2018-10-01 02:35:40,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:35:40" (1/1) ... [2018-10-01 02:35:40,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:35:40" (1/1) ... [2018-10-01 02:35:40,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:35:40" (1/1) ... [2018-10-01 02:35:40,208 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:35:40" (1/1) ... [2018-10-01 02:35:40,213 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:35:40" (1/1) ... [2018-10-01 02:35:40,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:35:40" (1/1) ... [2018-10-01 02:35:40,216 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-01 02:35:40,217 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-01 02:35:40,217 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-01 02:35:40,217 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-01 02:35:40,218 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.10 02:35:40" (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 [2018-10-01 02:35:40,279 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-10-01 02:35:40,279 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-01 02:35:40,279 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-01 02:35:40,485 INFO L345 CfgBuilder]: Using library mode [2018-10-01 02:35:40,485 INFO L202 PluginConnector]: Adding new model Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 02:35:40 BoogieIcfgContainer [2018-10-01 02:35:40,486 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-01 02:35:40,486 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-01 02:35:40,486 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-01 02:35:40,496 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-01 02:35:40,496 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "Luxembourg-WithArrays.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.10 02:35:40" (1/1) ... [2018-10-01 02:35:40,506 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-01 02:35:40,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:40,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-01 02:35:40,541 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-01 02:35:40,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-01 02:35:40,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:40,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:40,916 WARN L178 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 9 [2018-10-01 02:35:40,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:41,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:41,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 7 states and 10 transitions. [2018-10-01 02:35:41,025 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 10 transitions. [2018-10-01 02:35:41,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-01 02:35:41,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:41,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:41,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:41,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:41,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 8 states and 14 transitions. [2018-10-01 02:35:41,520 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 14 transitions. [2018-10-01 02:35:41,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-01 02:35:41,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:41,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:41,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:42,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:42,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 9 states and 17 transitions. [2018-10-01 02:35:42,159 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 17 transitions. [2018-10-01 02:35:42,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-01 02:35:42,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:42,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:42,286 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:42,653 WARN L178 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-10-01 02:35:42,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:42,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 10 states and 19 transitions. [2018-10-01 02:35:42,752 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 19 transitions. [2018-10-01 02:35:42,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-10-01 02:35:42,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:42,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:42,892 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:43,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:43,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 11 states and 21 transitions. [2018-10-01 02:35:43,140 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 21 transitions. [2018-10-01 02:35:43,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-10-01 02:35:43,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:43,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:43,282 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:43,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:43,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 12 states and 23 transitions. [2018-10-01 02:35:43,567 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 23 transitions. [2018-10-01 02:35:43,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-10-01 02:35:43,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:43,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:43,729 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:43,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:43,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 13 states and 25 transitions. [2018-10-01 02:35:43,924 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 25 transitions. [2018-10-01 02:35:43,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-01 02:35:43,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:43,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:44,098 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:44,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:44,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 14 states and 27 transitions. [2018-10-01 02:35:44,329 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 27 transitions. [2018-10-01 02:35:44,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-01 02:35:44,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:44,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:44,452 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:44,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:44,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 15 states and 29 transitions. [2018-10-01 02:35:44,684 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 29 transitions. [2018-10-01 02:35:44,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-01 02:35:44,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:44,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:44,866 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:45,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:45,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 16 states and 31 transitions. [2018-10-01 02:35:45,384 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 31 transitions. [2018-10-01 02:35:45,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-01 02:35:45,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:45,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:45,531 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:45,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:45,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 17 states and 33 transitions. [2018-10-01 02:35:45,829 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 33 transitions. [2018-10-01 02:35:45,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-01 02:35:45,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:45,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:46,060 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:46,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:46,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 18 states and 35 transitions. [2018-10-01 02:35:46,372 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 35 transitions. [2018-10-01 02:35:46,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-01 02:35:46,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:46,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:46,738 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:47,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:47,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 19 states and 37 transitions. [2018-10-01 02:35:47,199 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 37 transitions. [2018-10-01 02:35:47,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-01 02:35:47,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:47,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:47,412 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:47,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:47,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 20 states and 39 transitions. [2018-10-01 02:35:47,847 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 39 transitions. [2018-10-01 02:35:47,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-01 02:35:47,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:47,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:48,053 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:48,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:48,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 21 states and 41 transitions. [2018-10-01 02:35:48,657 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 41 transitions. [2018-10-01 02:35:48,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-01 02:35:48,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:48,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:49,066 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:49,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:49,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 22 states and 43 transitions. [2018-10-01 02:35:49,645 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 43 transitions. [2018-10-01 02:35:49,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-10-01 02:35:49,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:49,826 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:50,286 WARN L178 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-10-01 02:35:51,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:51,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 23 states and 45 transitions. [2018-10-01 02:35:51,170 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 45 transitions. [2018-10-01 02:35:51,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-10-01 02:35:51,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:51,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:52,536 WARN L178 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 9 [2018-10-01 02:35:52,538 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:52,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:52,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 24 states and 47 transitions. [2018-10-01 02:35:52,897 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 47 transitions. [2018-10-01 02:35:52,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-01 02:35:52,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:52,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:53,452 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:53,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:53,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 25 states and 49 transitions. [2018-10-01 02:35:53,739 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 49 transitions. [2018-10-01 02:35:53,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-01 02:35:53,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:53,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:54,020 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:54,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:54,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 26 states and 51 transitions. [2018-10-01 02:35:54,420 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 51 transitions. [2018-10-01 02:35:54,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-01 02:35:54,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:54,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:54,802 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:55,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:55,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 27 states and 53 transitions. [2018-10-01 02:35:55,203 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 53 transitions. [2018-10-01 02:35:55,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-01 02:35:55,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:55,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:55,606 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:56,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:56,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 28 states and 55 transitions. [2018-10-01 02:35:56,262 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 55 transitions. [2018-10-01 02:35:56,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-01 02:35:56,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:56,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:56,765 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:57,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:57,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 29 states and 57 transitions. [2018-10-01 02:35:57,209 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 57 transitions. [2018-10-01 02:35:57,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-01 02:35:57,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:57,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:57,507 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:57,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:57,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 59 transitions. [2018-10-01 02:35:57,909 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 59 transitions. [2018-10-01 02:35:57,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-10-01 02:35:57,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:57,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:58,724 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:59,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:59,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 31 states and 61 transitions. [2018-10-01 02:35:59,172 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 61 transitions. [2018-10-01 02:35:59,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-10-01 02:35:59,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:59,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:59,393 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:35:59,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:35:59,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 32 states and 63 transitions. [2018-10-01 02:35:59,718 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 63 transitions. [2018-10-01 02:35:59,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-10-01 02:35:59,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:35:59,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:35:59,925 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:00,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:00,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 33 states and 65 transitions. [2018-10-01 02:36:00,277 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 65 transitions. [2018-10-01 02:36:00,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-10-01 02:36:00,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:00,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:00,502 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:01,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:01,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 34 states and 67 transitions. [2018-10-01 02:36:01,038 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 67 transitions. [2018-10-01 02:36:01,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-10-01 02:36:01,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:01,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:01,340 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:01,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:01,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 35 states and 69 transitions. [2018-10-01 02:36:01,737 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 69 transitions. [2018-10-01 02:36:01,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-10-01 02:36:01,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:02,073 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:02,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:02,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 36 states and 71 transitions. [2018-10-01 02:36:02,695 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 71 transitions. [2018-10-01 02:36:02,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-10-01 02:36:02,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:03,056 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:03,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:03,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 37 states and 73 transitions. [2018-10-01 02:36:03,562 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 73 transitions. [2018-10-01 02:36:03,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-10-01 02:36:03,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:03,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:03,863 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:04,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:04,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 38 states and 75 transitions. [2018-10-01 02:36:04,270 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 75 transitions. [2018-10-01 02:36:04,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-10-01 02:36:04,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:04,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:04,518 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:04,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:04,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 39 states and 77 transitions. [2018-10-01 02:36:04,945 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 77 transitions. [2018-10-01 02:36:04,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-10-01 02:36:04,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:04,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:05,476 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:06,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:06,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 40 states and 79 transitions. [2018-10-01 02:36:06,007 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 79 transitions. [2018-10-01 02:36:06,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-10-01 02:36:06,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:06,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:06,402 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:06,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:06,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 41 states and 81 transitions. [2018-10-01 02:36:06,922 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 81 transitions. [2018-10-01 02:36:06,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-01 02:36:06,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:06,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:07,940 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:08,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:08,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 42 states and 83 transitions. [2018-10-01 02:36:08,642 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 83 transitions. [2018-10-01 02:36:08,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-10-01 02:36:08,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:08,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:09,097 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:09,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:09,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 43 states and 85 transitions. [2018-10-01 02:36:09,546 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 85 transitions. [2018-10-01 02:36:09,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-10-01 02:36:09,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:09,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:09,964 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:10,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:10,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 44 states and 87 transitions. [2018-10-01 02:36:10,598 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 87 transitions. [2018-10-01 02:36:10,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-10-01 02:36:10,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:10,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:10,895 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:11,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:11,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 45 states and 89 transitions. [2018-10-01 02:36:11,456 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 89 transitions. [2018-10-01 02:36:11,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-10-01 02:36:11,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:11,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:11,741 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:12,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:12,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 46 states and 91 transitions. [2018-10-01 02:36:12,363 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 91 transitions. [2018-10-01 02:36:12,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-01 02:36:12,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:12,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:13,069 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:13,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:13,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 47 states and 93 transitions. [2018-10-01 02:36:13,547 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 93 transitions. [2018-10-01 02:36:13,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-10-01 02:36:13,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:13,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:13,828 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:14,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:14,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 48 states and 95 transitions. [2018-10-01 02:36:14,344 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 95 transitions. [2018-10-01 02:36:14,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-10-01 02:36:14,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:14,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:14,705 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:15,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:15,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 49 states and 97 transitions. [2018-10-01 02:36:15,366 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 97 transitions. [2018-10-01 02:36:15,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-10-01 02:36:15,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:15,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:16,098 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:16,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:16,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 50 states and 99 transitions. [2018-10-01 02:36:16,627 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 99 transitions. [2018-10-01 02:36:16,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-10-01 02:36:16,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:16,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:16,963 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:17,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:17,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 51 states and 101 transitions. [2018-10-01 02:36:17,540 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 101 transitions. [2018-10-01 02:36:17,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-10-01 02:36:17,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:17,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:18,048 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:18,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:18,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 52 states and 103 transitions. [2018-10-01 02:36:18,734 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 103 transitions. [2018-10-01 02:36:18,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-01 02:36:18,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:18,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:19,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:19,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:19,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 53 states and 105 transitions. [2018-10-01 02:36:19,638 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 105 transitions. [2018-10-01 02:36:19,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-10-01 02:36:19,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:19,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:19,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:20,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:20,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 54 states and 107 transitions. [2018-10-01 02:36:20,464 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 107 transitions. [2018-10-01 02:36:20,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-10-01 02:36:20,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:20,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:21,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:21,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:21,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 55 states and 109 transitions. [2018-10-01 02:36:21,959 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 109 transitions. [2018-10-01 02:36:21,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-01 02:36:21,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:21,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:22,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:23,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:23,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 56 states and 111 transitions. [2018-10-01 02:36:23,132 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 111 transitions. [2018-10-01 02:36:23,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-10-01 02:36:23,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:23,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:23,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:24,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:24,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 57 states and 113 transitions. [2018-10-01 02:36:24,100 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 113 transitions. [2018-10-01 02:36:24,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-01 02:36:24,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:24,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:24,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:25,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:25,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 58 states and 115 transitions. [2018-10-01 02:36:25,232 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 115 transitions. [2018-10-01 02:36:25,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-10-01 02:36:25,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:25,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:25,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:26,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:26,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 59 states and 117 transitions. [2018-10-01 02:36:26,176 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 117 transitions. [2018-10-01 02:36:26,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-10-01 02:36:26,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:26,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:26,530 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:27,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:27,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 60 states and 119 transitions. [2018-10-01 02:36:27,157 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 119 transitions. [2018-10-01 02:36:27,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-10-01 02:36:27,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:27,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:27,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:28,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:28,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 61 states and 121 transitions. [2018-10-01 02:36:28,594 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 121 transitions. [2018-10-01 02:36:28,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-10-01 02:36:28,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:28,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:28,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:29,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:29,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 62 states and 123 transitions. [2018-10-01 02:36:29,822 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 123 transitions. [2018-10-01 02:36:29,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-10-01 02:36:29,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:29,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:30,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:30,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:30,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 63 states and 125 transitions. [2018-10-01 02:36:30,812 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 125 transitions. [2018-10-01 02:36:30,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-10-01 02:36:30,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:31,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:31,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:31,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 64 states and 127 transitions. [2018-10-01 02:36:31,817 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 127 transitions. [2018-10-01 02:36:31,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-01 02:36:31,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:31,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:32,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:32,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:32,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 65 states and 129 transitions. [2018-10-01 02:36:32,978 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 129 transitions. [2018-10-01 02:36:32,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-01 02:36:32,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:33,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:33,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:34,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:34,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 66 states and 131 transitions. [2018-10-01 02:36:34,104 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 131 transitions. [2018-10-01 02:36:34,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-10-01 02:36:34,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:34,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:34,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:35,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:35,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 67 states and 133 transitions. [2018-10-01 02:36:35,190 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 133 transitions. [2018-10-01 02:36:35,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-01 02:36:35,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:35,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:35,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:37,380 WARN L178 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-10-01 02:36:43,056 WARN L178 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 13 [2018-10-01 02:36:45,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:45,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 68 states and 135 transitions. [2018-10-01 02:36:45,443 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 135 transitions. [2018-10-01 02:36:45,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-10-01 02:36:45,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:45,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:45,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:46,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:46,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 69 states and 137 transitions. [2018-10-01 02:36:46,505 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 137 transitions. [2018-10-01 02:36:46,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-10-01 02:36:46,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:46,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:46,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:47,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:47,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 70 states and 139 transitions. [2018-10-01 02:36:47,640 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 139 transitions. [2018-10-01 02:36:47,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-10-01 02:36:47,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:47,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:48,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:49,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:49,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 71 states and 141 transitions. [2018-10-01 02:36:49,141 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 141 transitions. [2018-10-01 02:36:49,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-10-01 02:36:49,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:49,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:49,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:50,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:50,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 72 states and 143 transitions. [2018-10-01 02:36:50,520 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 143 transitions. [2018-10-01 02:36:50,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-01 02:36:50,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:50,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:51,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:51,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 73 states and 145 transitions. [2018-10-01 02:36:51,616 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 145 transitions. [2018-10-01 02:36:51,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-01 02:36:51,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:51,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:52,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:53,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:53,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 74 states and 147 transitions. [2018-10-01 02:36:53,528 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 147 transitions. [2018-10-01 02:36:53,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-10-01 02:36:53,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:53,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:54,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:54,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:54,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 75 states and 149 transitions. [2018-10-01 02:36:54,912 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 149 transitions. [2018-10-01 02:36:54,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-01 02:36:54,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:54,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:55,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:56,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:56,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 76 states and 151 transitions. [2018-10-01 02:36:56,158 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 151 transitions. [2018-10-01 02:36:56,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-10-01 02:36:56,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:56,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:56,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:57,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:57,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 77 states and 153 transitions. [2018-10-01 02:36:57,427 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 153 transitions. [2018-10-01 02:36:57,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-10-01 02:36:57,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:57,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:57,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:36:58,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:36:58,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 78 states and 155 transitions. [2018-10-01 02:36:58,849 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 155 transitions. [2018-10-01 02:36:58,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-10-01 02:36:58,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:36:58,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:36:59,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:00,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:00,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 79 states and 157 transitions. [2018-10-01 02:37:00,177 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 157 transitions. [2018-10-01 02:37:00,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-10-01 02:37:00,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:00,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:00,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:01,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:01,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 80 states and 159 transitions. [2018-10-01 02:37:01,460 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 159 transitions. [2018-10-01 02:37:01,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-01 02:37:01,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:01,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:02,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:03,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:03,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 81 states and 161 transitions. [2018-10-01 02:37:03,020 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 161 transitions. [2018-10-01 02:37:03,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-01 02:37:03,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:03,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:03,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:04,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:04,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 82 states and 163 transitions. [2018-10-01 02:37:04,512 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 163 transitions. [2018-10-01 02:37:04,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-01 02:37:04,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:04,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:05,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:06,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:06,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 83 states and 165 transitions. [2018-10-01 02:37:06,368 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 165 transitions. [2018-10-01 02:37:06,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-01 02:37:06,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:06,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:06,786 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:07,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:07,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 84 states and 167 transitions. [2018-10-01 02:37:07,733 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 167 transitions. [2018-10-01 02:37:07,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-01 02:37:07,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:07,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:08,122 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:09,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:09,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 85 states and 169 transitions. [2018-10-01 02:37:09,304 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 169 transitions. [2018-10-01 02:37:09,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-01 02:37:09,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:09,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:09,662 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:10,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:10,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 86 states and 171 transitions. [2018-10-01 02:37:10,588 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 171 transitions. [2018-10-01 02:37:10,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-01 02:37:10,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:10,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:11,036 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:11,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:11,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 87 states and 173 transitions. [2018-10-01 02:37:11,942 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 173 transitions. [2018-10-01 02:37:11,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-10-01 02:37:11,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:12,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:12,302 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:13,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:13,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 88 states and 175 transitions. [2018-10-01 02:37:13,221 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 175 transitions. [2018-10-01 02:37:13,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-01 02:37:13,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:13,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:13,800 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:15,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:15,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 89 states and 177 transitions. [2018-10-01 02:37:15,032 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 177 transitions. [2018-10-01 02:37:15,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-01 02:37:15,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:15,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:15,392 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:16,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:16,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 90 states and 179 transitions. [2018-10-01 02:37:16,489 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 179 transitions. [2018-10-01 02:37:16,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-01 02:37:16,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:16,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:16,882 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:17,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:17,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 91 states and 181 transitions. [2018-10-01 02:37:17,850 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 181 transitions. [2018-10-01 02:37:17,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-01 02:37:17,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:17,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:18,259 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:19,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:19,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 92 states and 183 transitions. [2018-10-01 02:37:19,567 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 183 transitions. [2018-10-01 02:37:19,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-01 02:37:19,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:19,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:19,960 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:20,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:20,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 93 states and 185 transitions. [2018-10-01 02:37:20,958 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 185 transitions. [2018-10-01 02:37:20,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-01 02:37:20,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:21,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:21,377 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:22,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:22,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 94 states and 187 transitions. [2018-10-01 02:37:22,513 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 187 transitions. [2018-10-01 02:37:22,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-01 02:37:22,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:22,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:22,917 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:23,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:23,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 95 states and 189 transitions. [2018-10-01 02:37:23,956 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 189 transitions. [2018-10-01 02:37:23,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-01 02:37:23,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:24,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:24,640 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:25,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:25,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 96 states and 191 transitions. [2018-10-01 02:37:25,711 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 191 transitions. [2018-10-01 02:37:25,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-01 02:37:25,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:25,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:26,192 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:27,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:27,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 97 states and 193 transitions. [2018-10-01 02:37:27,193 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 193 transitions. [2018-10-01 02:37:27,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-01 02:37:27,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:27,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:27,689 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:27,940 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2018-10-01 02:37:28,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:28,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 98 states and 195 transitions. [2018-10-01 02:37:28,829 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 195 transitions. [2018-10-01 02:37:28,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-01 02:37:28,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:28,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:29,272 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:30,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:30,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 99 states and 197 transitions. [2018-10-01 02:37:30,525 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 197 transitions. [2018-10-01 02:37:30,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-01 02:37:30,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:30,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:31,007 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:32,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:32,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 100 states and 199 transitions. [2018-10-01 02:37:32,057 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 199 transitions. [2018-10-01 02:37:32,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-01 02:37:32,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:32,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:32,594 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:33,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:33,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 101 states and 201 transitions. [2018-10-01 02:37:33,714 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 201 transitions. [2018-10-01 02:37:33,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-01 02:37:33,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:33,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:34,266 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:35,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:35,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 102 states and 203 transitions. [2018-10-01 02:37:35,643 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 203 transitions. [2018-10-01 02:37:35,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-01 02:37:35,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:35,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:36,090 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:37,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:37,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 103 states and 205 transitions. [2018-10-01 02:37:37,175 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 205 transitions. [2018-10-01 02:37:37,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-01 02:37:37,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:37,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:37,678 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:38,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:38,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 104 states and 207 transitions. [2018-10-01 02:37:38,770 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 207 transitions. [2018-10-01 02:37:38,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-01 02:37:38,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:38,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:39,221 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:40,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:40,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 105 states and 209 transitions. [2018-10-01 02:37:40,702 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 209 transitions. [2018-10-01 02:37:40,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-01 02:37:40,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:41,171 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:42,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:42,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 106 states and 211 transitions. [2018-10-01 02:37:42,284 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 211 transitions. [2018-10-01 02:37:42,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-01 02:37:42,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:42,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:42,816 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:43,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:43,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 107 states and 213 transitions. [2018-10-01 02:37:43,978 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 213 transitions. [2018-10-01 02:37:43,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-01 02:37:43,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:44,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:44,746 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:46,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:46,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 108 states and 215 transitions. [2018-10-01 02:37:46,032 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 215 transitions. [2018-10-01 02:37:46,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-01 02:37:46,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:46,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:46,688 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:47,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:47,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 109 states and 217 transitions. [2018-10-01 02:37:47,840 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 217 transitions. [2018-10-01 02:37:47,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-01 02:37:47,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:47,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:48,339 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:49,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:49,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 110 states and 219 transitions. [2018-10-01 02:37:49,524 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 219 transitions. [2018-10-01 02:37:49,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-01 02:37:49,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:49,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:50,244 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:51,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:51,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 111 states and 221 transitions. [2018-10-01 02:37:51,432 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 221 transitions. [2018-10-01 02:37:51,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-01 02:37:51,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:51,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:51,954 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:53,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:53,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 112 states and 223 transitions. [2018-10-01 02:37:53,263 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 223 transitions. [2018-10-01 02:37:53,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-01 02:37:53,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:53,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:53,757 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:55,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:55,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 113 states and 225 transitions. [2018-10-01 02:37:55,236 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 225 transitions. [2018-10-01 02:37:55,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-01 02:37:55,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:55,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:55,732 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:56,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:56,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 114 states and 227 transitions. [2018-10-01 02:37:56,962 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 227 transitions. [2018-10-01 02:37:56,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-01 02:37:56,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:57,474 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:37:58,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:37:58,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 115 states and 229 transitions. [2018-10-01 02:37:58,685 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 229 transitions. [2018-10-01 02:37:58,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-01 02:37:58,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:37:58,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:37:59,276 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:00,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:00,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 116 states and 231 transitions. [2018-10-01 02:38:00,892 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 231 transitions. [2018-10-01 02:38:00,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-01 02:38:00,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:00,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:01,480 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:02,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:02,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 117 states and 233 transitions. [2018-10-01 02:38:02,728 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 233 transitions. [2018-10-01 02:38:02,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-01 02:38:02,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:02,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:03,241 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:04,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:04,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 118 states and 235 transitions. [2018-10-01 02:38:04,538 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 235 transitions. [2018-10-01 02:38:04,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-01 02:38:04,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:04,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:05,116 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:06,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:06,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 119 states and 237 transitions. [2018-10-01 02:38:06,613 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 237 transitions. [2018-10-01 02:38:06,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-01 02:38:06,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:06,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:07,253 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:08,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:08,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 120 states and 239 transitions. [2018-10-01 02:38:08,569 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 239 transitions. [2018-10-01 02:38:08,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-01 02:38:08,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:08,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:09,125 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:10,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:10,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 121 states and 241 transitions. [2018-10-01 02:38:10,626 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 241 transitions. [2018-10-01 02:38:10,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-01 02:38:10,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:11,180 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:12,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:12,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 122 states and 243 transitions. [2018-10-01 02:38:12,505 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 243 transitions. [2018-10-01 02:38:12,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-01 02:38:12,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:12,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:13,057 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:14,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:14,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 123 states and 245 transitions. [2018-10-01 02:38:14,604 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 245 transitions. [2018-10-01 02:38:14,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-01 02:38:14,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:14,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:15,237 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:16,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:16,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 124 states and 247 transitions. [2018-10-01 02:38:16,799 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 247 transitions. [2018-10-01 02:38:16,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-01 02:38:16,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:17,399 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:18,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:18,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 125 states and 249 transitions. [2018-10-01 02:38:18,731 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 249 transitions. [2018-10-01 02:38:18,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-01 02:38:18,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:18,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:19,451 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:21,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:21,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 126 states and 251 transitions. [2018-10-01 02:38:21,162 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 251 transitions. [2018-10-01 02:38:21,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-01 02:38:21,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:21,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:21,839 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:23,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:23,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 127 states and 253 transitions. [2018-10-01 02:38:23,213 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 253 transitions. [2018-10-01 02:38:23,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-01 02:38:23,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:23,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:23,801 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:25,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:25,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 128 states and 255 transitions. [2018-10-01 02:38:25,217 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 255 transitions. [2018-10-01 02:38:25,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-01 02:38:25,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:25,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:26,064 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:27,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:27,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 129 states and 257 transitions. [2018-10-01 02:38:27,458 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 257 transitions. [2018-10-01 02:38:27,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-01 02:38:27,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:27,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:28,057 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:29,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:29,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 130 states and 259 transitions. [2018-10-01 02:38:29,643 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 259 transitions. [2018-10-01 02:38:29,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-01 02:38:29,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:29,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:30,235 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:31,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:31,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 131 states and 261 transitions. [2018-10-01 02:38:31,888 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 261 transitions. [2018-10-01 02:38:31,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-01 02:38:31,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:32,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:32,548 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:34,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:34,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 132 states and 263 transitions. [2018-10-01 02:38:34,006 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 263 transitions. [2018-10-01 02:38:34,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-10-01 02:38:34,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:34,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:34,764 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:36,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:36,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 133 states and 265 transitions. [2018-10-01 02:38:36,513 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 265 transitions. [2018-10-01 02:38:36,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-01 02:38:36,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:36,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:37,170 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:38,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:38,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 134 states and 267 transitions. [2018-10-01 02:38:38,729 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 267 transitions. [2018-10-01 02:38:38,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-01 02:38:38,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:38,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:39,846 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:41,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:41,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 135 states and 269 transitions. [2018-10-01 02:38:41,611 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 269 transitions. [2018-10-01 02:38:41,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-01 02:38:41,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:41,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:42,296 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:43,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:43,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 136 states and 271 transitions. [2018-10-01 02:38:43,783 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 271 transitions. [2018-10-01 02:38:43,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-01 02:38:43,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:43,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:44,416 INFO L134 CoverageAnalysis]: Checked inductivity of 8515 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:45,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:45,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 137 states and 273 transitions. [2018-10-01 02:38:45,986 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 273 transitions. [2018-10-01 02:38:45,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-01 02:38:45,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:46,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:46,784 INFO L134 CoverageAnalysis]: Checked inductivity of 8646 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:48,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:48,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 138 states and 275 transitions. [2018-10-01 02:38:48,291 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 275 transitions. [2018-10-01 02:38:48,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-01 02:38:48,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:48,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:48,946 INFO L134 CoverageAnalysis]: Checked inductivity of 8778 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:50,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:50,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 139 states and 277 transitions. [2018-10-01 02:38:50,479 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 277 transitions. [2018-10-01 02:38:50,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-01 02:38:50,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:50,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:51,128 INFO L134 CoverageAnalysis]: Checked inductivity of 8911 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:52,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:52,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 140 states and 279 transitions. [2018-10-01 02:38:52,960 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 279 transitions. [2018-10-01 02:38:52,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-01 02:38:52,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:53,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:53,613 INFO L134 CoverageAnalysis]: Checked inductivity of 9045 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:55,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:55,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 141 states and 281 transitions. [2018-10-01 02:38:55,284 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 281 transitions. [2018-10-01 02:38:55,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-01 02:38:55,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:55,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:55,967 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:38:57,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:38:57,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 142 states and 283 transitions. [2018-10-01 02:38:57,774 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 283 transitions. [2018-10-01 02:38:57,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-01 02:38:57,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:38:57,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:38:58,453 INFO L134 CoverageAnalysis]: Checked inductivity of 9316 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:00,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:00,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 143 states and 285 transitions. [2018-10-01 02:39:00,021 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 285 transitions. [2018-10-01 02:39:00,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-01 02:39:00,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:00,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:00,702 INFO L134 CoverageAnalysis]: Checked inductivity of 9453 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:02,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:02,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 144 states and 287 transitions. [2018-10-01 02:39:02,526 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 287 transitions. [2018-10-01 02:39:02,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-01 02:39:02,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:03,340 INFO L134 CoverageAnalysis]: Checked inductivity of 9591 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:04,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:04,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 145 states and 289 transitions. [2018-10-01 02:39:04,928 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 289 transitions. [2018-10-01 02:39:04,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-01 02:39:04,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:05,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:05,624 INFO L134 CoverageAnalysis]: Checked inductivity of 9730 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:07,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:07,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 146 states and 291 transitions. [2018-10-01 02:39:07,509 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 291 transitions. [2018-10-01 02:39:07,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-10-01 02:39:07,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:07,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:08,198 INFO L134 CoverageAnalysis]: Checked inductivity of 9870 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:09,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:09,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 147 states and 293 transitions. [2018-10-01 02:39:09,829 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 293 transitions. [2018-10-01 02:39:09,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-01 02:39:09,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:09,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:10,539 INFO L134 CoverageAnalysis]: Checked inductivity of 10011 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:12,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:12,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 148 states and 295 transitions. [2018-10-01 02:39:12,522 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 295 transitions. [2018-10-01 02:39:12,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-01 02:39:12,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:12,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:13,259 INFO L134 CoverageAnalysis]: Checked inductivity of 10153 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:14,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:14,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 149 states and 297 transitions. [2018-10-01 02:39:14,931 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 297 transitions. [2018-10-01 02:39:14,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-01 02:39:14,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:15,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:15,654 INFO L134 CoverageAnalysis]: Checked inductivity of 10296 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:17,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:17,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 150 states and 299 transitions. [2018-10-01 02:39:17,596 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 299 transitions. [2018-10-01 02:39:17,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-01 02:39:17,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:17,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:18,337 INFO L134 CoverageAnalysis]: Checked inductivity of 10440 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:20,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:20,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 151 states and 301 transitions. [2018-10-01 02:39:20,038 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 301 transitions. [2018-10-01 02:39:20,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-01 02:39:20,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:20,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:20,871 INFO L134 CoverageAnalysis]: Checked inductivity of 10585 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:22,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:22,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 152 states and 303 transitions. [2018-10-01 02:39:22,836 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 303 transitions. [2018-10-01 02:39:22,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-01 02:39:22,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:23,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:23,596 INFO L134 CoverageAnalysis]: Checked inductivity of 10731 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:25,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:25,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 153 states and 305 transitions. [2018-10-01 02:39:25,303 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 305 transitions. [2018-10-01 02:39:25,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-01 02:39:25,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:25,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:26,087 INFO L134 CoverageAnalysis]: Checked inductivity of 10878 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:28,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:28,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 154 states and 307 transitions. [2018-10-01 02:39:28,043 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 307 transitions. [2018-10-01 02:39:28,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-01 02:39:28,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:28,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:28,923 INFO L134 CoverageAnalysis]: Checked inductivity of 11026 backedges. 0 proven. 11026 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:30,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:30,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 155 states and 309 transitions. [2018-10-01 02:39:30,647 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 309 transitions. [2018-10-01 02:39:30,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-01 02:39:30,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:30,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:31,450 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 11175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:33,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:33,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 156 states and 311 transitions. [2018-10-01 02:39:33,425 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 311 transitions. [2018-10-01 02:39:33,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-01 02:39:33,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:33,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:34,209 INFO L134 CoverageAnalysis]: Checked inductivity of 11325 backedges. 0 proven. 11325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:35,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:35,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 157 states and 313 transitions. [2018-10-01 02:39:35,936 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 313 transitions. [2018-10-01 02:39:35,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-01 02:39:35,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:36,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:36,835 INFO L134 CoverageAnalysis]: Checked inductivity of 11476 backedges. 0 proven. 11476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:38,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:38,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 158 states and 315 transitions. [2018-10-01 02:39:38,777 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 315 transitions. [2018-10-01 02:39:38,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-01 02:39:38,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:38,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:39,585 INFO L134 CoverageAnalysis]: Checked inductivity of 11628 backedges. 0 proven. 11628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:41,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:41,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 159 states and 317 transitions. [2018-10-01 02:39:41,339 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 317 transitions. [2018-10-01 02:39:41,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-01 02:39:41,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:41,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:42,149 INFO L134 CoverageAnalysis]: Checked inductivity of 11781 backedges. 0 proven. 11781 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:44,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:44,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 160 states and 319 transitions. [2018-10-01 02:39:44,155 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 319 transitions. [2018-10-01 02:39:44,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-10-01 02:39:44,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:44,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:45,064 INFO L134 CoverageAnalysis]: Checked inductivity of 11935 backedges. 0 proven. 11935 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:46,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:46,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 161 states and 321 transitions. [2018-10-01 02:39:46,873 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 321 transitions. [2018-10-01 02:39:46,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-01 02:39:46,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:47,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:47,942 INFO L134 CoverageAnalysis]: Checked inductivity of 12090 backedges. 0 proven. 12090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:49,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:49,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 162 states and 323 transitions. [2018-10-01 02:39:49,749 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 323 transitions. [2018-10-01 02:39:49,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-01 02:39:49,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:49,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:50,601 INFO L134 CoverageAnalysis]: Checked inductivity of 12246 backedges. 0 proven. 12246 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:52,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:52,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 163 states and 325 transitions. [2018-10-01 02:39:52,412 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 325 transitions. [2018-10-01 02:39:52,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-01 02:39:52,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:52,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:53,477 INFO L134 CoverageAnalysis]: Checked inductivity of 12403 backedges. 0 proven. 12403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:55,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:55,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 164 states and 327 transitions. [2018-10-01 02:39:55,325 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 327 transitions. [2018-10-01 02:39:55,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-01 02:39:55,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:55,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:56,183 INFO L134 CoverageAnalysis]: Checked inductivity of 12561 backedges. 0 proven. 12561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:39:58,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:39:58,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 165 states and 329 transitions. [2018-10-01 02:39:58,298 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 329 transitions. [2018-10-01 02:39:58,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-01 02:39:58,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:39:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:39:59,155 INFO L134 CoverageAnalysis]: Checked inductivity of 12720 backedges. 0 proven. 12720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:01,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:01,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 166 states and 331 transitions. [2018-10-01 02:40:01,021 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 331 transitions. [2018-10-01 02:40:01,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-10-01 02:40:01,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:01,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:01,986 INFO L134 CoverageAnalysis]: Checked inductivity of 12880 backedges. 0 proven. 12880 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:04,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:04,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 167 states and 333 transitions. [2018-10-01 02:40:04,102 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 333 transitions. [2018-10-01 02:40:04,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-01 02:40:04,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:04,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:04,970 INFO L134 CoverageAnalysis]: Checked inductivity of 13041 backedges. 0 proven. 13041 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:06,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:06,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 168 states and 335 transitions. [2018-10-01 02:40:06,869 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 335 transitions. [2018-10-01 02:40:06,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-10-01 02:40:06,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:07,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:07,739 INFO L134 CoverageAnalysis]: Checked inductivity of 13203 backedges. 0 proven. 13203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:09,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:09,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 169 states and 337 transitions. [2018-10-01 02:40:09,885 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 337 transitions. [2018-10-01 02:40:09,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-01 02:40:09,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:10,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:10,858 INFO L134 CoverageAnalysis]: Checked inductivity of 13366 backedges. 0 proven. 13366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:12,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:12,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 170 states and 339 transitions. [2018-10-01 02:40:12,795 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 339 transitions. [2018-10-01 02:40:12,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-10-01 02:40:12,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:13,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:13,858 INFO L134 CoverageAnalysis]: Checked inductivity of 13530 backedges. 0 proven. 13530 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:15,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:15,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 171 states and 341 transitions. [2018-10-01 02:40:15,794 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 341 transitions. [2018-10-01 02:40:15,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-01 02:40:15,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:16,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:16,680 INFO L134 CoverageAnalysis]: Checked inductivity of 13695 backedges. 0 proven. 13695 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:18,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:18,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 172 states and 343 transitions. [2018-10-01 02:40:18,910 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 343 transitions. [2018-10-01 02:40:18,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-01 02:40:18,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:19,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:19,836 INFO L134 CoverageAnalysis]: Checked inductivity of 13861 backedges. 0 proven. 13861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:21,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:21,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 173 states and 345 transitions. [2018-10-01 02:40:21,787 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 345 transitions. [2018-10-01 02:40:21,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-01 02:40:21,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:22,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:22,700 INFO L134 CoverageAnalysis]: Checked inductivity of 14028 backedges. 0 proven. 14028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:24,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:24,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 174 states and 347 transitions. [2018-10-01 02:40:24,861 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 347 transitions. [2018-10-01 02:40:24,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-10-01 02:40:24,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:25,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:25,862 INFO L134 CoverageAnalysis]: Checked inductivity of 14196 backedges. 0 proven. 14196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:27,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:27,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 175 states and 349 transitions. [2018-10-01 02:40:27,886 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 349 transitions. [2018-10-01 02:40:27,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-01 02:40:27,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:28,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:29,022 INFO L134 CoverageAnalysis]: Checked inductivity of 14365 backedges. 0 proven. 14365 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:31,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:31,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 176 states and 351 transitions. [2018-10-01 02:40:31,002 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 351 transitions. [2018-10-01 02:40:31,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-10-01 02:40:31,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:31,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:31,952 INFO L134 CoverageAnalysis]: Checked inductivity of 14535 backedges. 0 proven. 14535 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:34,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:34,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 177 states and 353 transitions. [2018-10-01 02:40:34,278 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 353 transitions. [2018-10-01 02:40:34,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-10-01 02:40:34,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:34,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:35,295 INFO L134 CoverageAnalysis]: Checked inductivity of 14706 backedges. 0 proven. 14706 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:37,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:37,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 178 states and 355 transitions. [2018-10-01 02:40:37,346 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 355 transitions. [2018-10-01 02:40:37,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-01 02:40:37,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:37,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:38,312 INFO L134 CoverageAnalysis]: Checked inductivity of 14878 backedges. 0 proven. 14878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:40,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:40,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 179 states and 357 transitions. [2018-10-01 02:40:40,530 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 357 transitions. [2018-10-01 02:40:40,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-01 02:40:40,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:40,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:41,499 INFO L134 CoverageAnalysis]: Checked inductivity of 15051 backedges. 0 proven. 15051 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:43,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:43,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 180 states and 359 transitions. [2018-10-01 02:40:43,656 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 359 transitions. [2018-10-01 02:40:43,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-10-01 02:40:43,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:43,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:44,661 INFO L134 CoverageAnalysis]: Checked inductivity of 15225 backedges. 0 proven. 15225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:46,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:46,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 181 states and 361 transitions. [2018-10-01 02:40:46,701 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 361 transitions. [2018-10-01 02:40:46,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-01 02:40:46,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:46,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:47,681 INFO L134 CoverageAnalysis]: Checked inductivity of 15400 backedges. 0 proven. 15400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:49,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:49,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 182 states and 363 transitions. [2018-10-01 02:40:49,915 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 363 transitions. [2018-10-01 02:40:49,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-10-01 02:40:49,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:50,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:50,998 INFO L134 CoverageAnalysis]: Checked inductivity of 15576 backedges. 0 proven. 15576 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:53,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:53,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 183 states and 365 transitions. [2018-10-01 02:40:53,046 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 365 transitions. [2018-10-01 02:40:53,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-01 02:40:53,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:53,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:54,060 INFO L134 CoverageAnalysis]: Checked inductivity of 15753 backedges. 0 proven. 15753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:56,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:56,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 184 states and 367 transitions. [2018-10-01 02:40:56,285 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 367 transitions. [2018-10-01 02:40:56,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-01 02:40:56,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:56,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:40:57,286 INFO L134 CoverageAnalysis]: Checked inductivity of 15931 backedges. 0 proven. 15931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:40:59,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:40:59,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 185 states and 369 transitions. [2018-10-01 02:40:59,670 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 369 transitions. [2018-10-01 02:40:59,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-01 02:40:59,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:40:59,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:00,684 INFO L134 CoverageAnalysis]: Checked inductivity of 16110 backedges. 0 proven. 16110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:02,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:02,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 186 states and 371 transitions. [2018-10-01 02:41:02,822 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 371 transitions. [2018-10-01 02:41:02,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-10-01 02:41:02,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:03,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:03,868 INFO L134 CoverageAnalysis]: Checked inductivity of 16290 backedges. 0 proven. 16290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:06,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:06,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 187 states and 373 transitions. [2018-10-01 02:41:06,122 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 373 transitions. [2018-10-01 02:41:06,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-01 02:41:06,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:06,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:07,227 INFO L134 CoverageAnalysis]: Checked inductivity of 16471 backedges. 0 proven. 16471 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:09,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:09,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 188 states and 375 transitions. [2018-10-01 02:41:09,419 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 375 transitions. [2018-10-01 02:41:09,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-01 02:41:09,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:09,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:10,462 INFO L134 CoverageAnalysis]: Checked inductivity of 16653 backedges. 0 proven. 16653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:12,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:12,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 189 states and 377 transitions. [2018-10-01 02:41:12,621 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 377 transitions. [2018-10-01 02:41:12,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-01 02:41:12,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:12,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:13,768 INFO L134 CoverageAnalysis]: Checked inductivity of 16836 backedges. 0 proven. 16836 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:16,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:16,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 190 states and 379 transitions. [2018-10-01 02:41:16,165 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 379 transitions. [2018-10-01 02:41:16,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-01 02:41:16,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:16,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:17,199 INFO L134 CoverageAnalysis]: Checked inductivity of 17020 backedges. 0 proven. 17020 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:19,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:19,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 191 states and 381 transitions. [2018-10-01 02:41:19,334 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 381 transitions. [2018-10-01 02:41:19,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-01 02:41:19,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:19,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:20,538 INFO L134 CoverageAnalysis]: Checked inductivity of 17205 backedges. 0 proven. 17205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:22,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:22,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 192 states and 383 transitions. [2018-10-01 02:41:22,825 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 383 transitions. [2018-10-01 02:41:22,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-10-01 02:41:22,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:23,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:23,882 INFO L134 CoverageAnalysis]: Checked inductivity of 17391 backedges. 0 proven. 17391 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:26,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:26,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 193 states and 385 transitions. [2018-10-01 02:41:26,390 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 385 transitions. [2018-10-01 02:41:26,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-01 02:41:26,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:26,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:27,451 INFO L134 CoverageAnalysis]: Checked inductivity of 17578 backedges. 0 proven. 17578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:29,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:29,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 194 states and 387 transitions. [2018-10-01 02:41:29,662 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 387 transitions. [2018-10-01 02:41:29,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-01 02:41:29,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:30,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:30,878 INFO L134 CoverageAnalysis]: Checked inductivity of 17766 backedges. 0 proven. 17766 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:33,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:33,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 195 states and 389 transitions. [2018-10-01 02:41:33,145 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 389 transitions. [2018-10-01 02:41:33,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-01 02:41:33,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:33,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:34,215 INFO L134 CoverageAnalysis]: Checked inductivity of 17955 backedges. 0 proven. 17955 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:36,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:36,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 196 states and 391 transitions. [2018-10-01 02:41:36,599 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 391 transitions. [2018-10-01 02:41:36,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-10-01 02:41:36,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:36,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:37,786 INFO L134 CoverageAnalysis]: Checked inductivity of 18145 backedges. 0 proven. 18145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:40,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:40,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 197 states and 393 transitions. [2018-10-01 02:41:40,078 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 393 transitions. [2018-10-01 02:41:40,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-01 02:41:40,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:40,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:41,173 INFO L134 CoverageAnalysis]: Checked inductivity of 18336 backedges. 0 proven. 18336 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:43,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:43,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 198 states and 395 transitions. [2018-10-01 02:41:43,422 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 395 transitions. [2018-10-01 02:41:43,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-10-01 02:41:43,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:43,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:44,512 INFO L134 CoverageAnalysis]: Checked inductivity of 18528 backedges. 0 proven. 18528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:47,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:47,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 199 states and 397 transitions. [2018-10-01 02:41:47,061 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 397 transitions. [2018-10-01 02:41:47,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-10-01 02:41:47,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:47,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:48,185 INFO L134 CoverageAnalysis]: Checked inductivity of 18721 backedges. 0 proven. 18721 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:50,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:50,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 200 states and 399 transitions. [2018-10-01 02:41:50,758 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 399 transitions. [2018-10-01 02:41:50,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-10-01 02:41:50,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:51,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:51,841 INFO L134 CoverageAnalysis]: Checked inductivity of 18915 backedges. 0 proven. 18915 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:54,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:54,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 201 states and 401 transitions. [2018-10-01 02:41:54,268 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 401 transitions. [2018-10-01 02:41:54,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-01 02:41:54,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:54,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:55,405 INFO L134 CoverageAnalysis]: Checked inductivity of 19110 backedges. 0 proven. 19110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:41:58,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:41:58,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 202 states and 403 transitions. [2018-10-01 02:41:58,017 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 403 transitions. [2018-10-01 02:41:58,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-10-01 02:41:58,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:41:58,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:41:59,150 INFO L134 CoverageAnalysis]: Checked inductivity of 19306 backedges. 0 proven. 19306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:01,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:01,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 203 states and 405 transitions. [2018-10-01 02:42:01,654 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 405 transitions. [2018-10-01 02:42:01,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-01 02:42:01,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:02,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:02,902 INFO L134 CoverageAnalysis]: Checked inductivity of 19503 backedges. 0 proven. 19503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:05,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:05,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 204 states and 407 transitions. [2018-10-01 02:42:05,208 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 407 transitions. [2018-10-01 02:42:05,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-10-01 02:42:05,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:05,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:06,519 INFO L134 CoverageAnalysis]: Checked inductivity of 19701 backedges. 0 proven. 19701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:08,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:08,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 205 states and 409 transitions. [2018-10-01 02:42:08,829 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 409 transitions. [2018-10-01 02:42:08,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-01 02:42:08,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:09,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:10,095 INFO L134 CoverageAnalysis]: Checked inductivity of 19900 backedges. 0 proven. 19900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:12,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:12,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 206 states and 411 transitions. [2018-10-01 02:42:12,686 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 411 transitions. [2018-10-01 02:42:12,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-10-01 02:42:12,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:13,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:13,870 INFO L134 CoverageAnalysis]: Checked inductivity of 20100 backedges. 0 proven. 20100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:16,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:16,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 207 states and 413 transitions. [2018-10-01 02:42:16,471 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 413 transitions. [2018-10-01 02:42:16,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-10-01 02:42:16,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:16,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:17,760 INFO L134 CoverageAnalysis]: Checked inductivity of 20301 backedges. 0 proven. 20301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:20,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:20,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 208 states and 415 transitions. [2018-10-01 02:42:20,093 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 415 transitions. [2018-10-01 02:42:20,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-10-01 02:42:20,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:20,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:21,414 INFO L134 CoverageAnalysis]: Checked inductivity of 20503 backedges. 0 proven. 20503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:23,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:23,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 209 states and 417 transitions. [2018-10-01 02:42:23,836 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 417 transitions. [2018-10-01 02:42:23,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-10-01 02:42:23,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:24,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:25,159 INFO L134 CoverageAnalysis]: Checked inductivity of 20706 backedges. 0 proven. 20706 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:27,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:27,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 210 states and 419 transitions. [2018-10-01 02:42:27,719 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 419 transitions. [2018-10-01 02:42:27,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-10-01 02:42:27,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:28,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:28,927 INFO L134 CoverageAnalysis]: Checked inductivity of 20910 backedges. 0 proven. 20910 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:31,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:31,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 211 states and 421 transitions. [2018-10-01 02:42:31,441 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 421 transitions. [2018-10-01 02:42:31,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-10-01 02:42:31,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:31,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:32,739 INFO L134 CoverageAnalysis]: Checked inductivity of 21115 backedges. 0 proven. 21115 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:35,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:35,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 212 states and 423 transitions. [2018-10-01 02:42:35,140 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 423 transitions. [2018-10-01 02:42:35,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-01 02:42:35,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:35,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:36,403 INFO L134 CoverageAnalysis]: Checked inductivity of 21321 backedges. 0 proven. 21321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:39,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:39,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 213 states and 425 transitions. [2018-10-01 02:42:39,024 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 425 transitions. [2018-10-01 02:42:39,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-10-01 02:42:39,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:39,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:40,294 INFO L134 CoverageAnalysis]: Checked inductivity of 21528 backedges. 0 proven. 21528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:43,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:43,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 214 states and 427 transitions. [2018-10-01 02:42:43,080 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 427 transitions. [2018-10-01 02:42:43,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-10-01 02:42:43,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:43,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:44,307 INFO L134 CoverageAnalysis]: Checked inductivity of 21736 backedges. 0 proven. 21736 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:46,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:46,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 215 states and 429 transitions. [2018-10-01 02:42:46,902 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 429 transitions. [2018-10-01 02:42:46,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-10-01 02:42:46,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:47,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:48,191 INFO L134 CoverageAnalysis]: Checked inductivity of 21945 backedges. 0 proven. 21945 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:50,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:50,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 216 states and 431 transitions. [2018-10-01 02:42:50,762 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 431 transitions. [2018-10-01 02:42:50,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-10-01 02:42:50,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:51,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:52,204 INFO L134 CoverageAnalysis]: Checked inductivity of 22155 backedges. 0 proven. 22155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:54,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:54,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 217 states and 433 transitions. [2018-10-01 02:42:54,736 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 433 transitions. [2018-10-01 02:42:54,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-01 02:42:54,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:55,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:42:55,997 INFO L134 CoverageAnalysis]: Checked inductivity of 22366 backedges. 0 proven. 22366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:42:58,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:42:58,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 218 states and 435 transitions. [2018-10-01 02:42:58,802 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 435 transitions. [2018-10-01 02:42:58,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-01 02:42:58,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:42:59,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:00,075 INFO L134 CoverageAnalysis]: Checked inductivity of 22578 backedges. 0 proven. 22578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:02,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:02,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 219 states and 437 transitions. [2018-10-01 02:43:02,733 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 437 transitions. [2018-10-01 02:43:02,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-01 02:43:02,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:03,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:04,125 INFO L134 CoverageAnalysis]: Checked inductivity of 22791 backedges. 0 proven. 22791 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:06,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:06,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 220 states and 439 transitions. [2018-10-01 02:43:06,682 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 439 transitions. [2018-10-01 02:43:06,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-10-01 02:43:06,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:07,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:08,118 INFO L134 CoverageAnalysis]: Checked inductivity of 23005 backedges. 0 proven. 23005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:10,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:10,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 221 states and 441 transitions. [2018-10-01 02:43:10,691 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 441 transitions. [2018-10-01 02:43:10,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-01 02:43:10,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:11,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:12,155 INFO L134 CoverageAnalysis]: Checked inductivity of 23220 backedges. 0 proven. 23220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:14,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:14,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 222 states and 443 transitions. [2018-10-01 02:43:14,892 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 443 transitions. [2018-10-01 02:43:14,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-10-01 02:43:14,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:15,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:16,216 INFO L134 CoverageAnalysis]: Checked inductivity of 23436 backedges. 0 proven. 23436 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:19,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:19,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 223 states and 445 transitions. [2018-10-01 02:43:19,043 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 445 transitions. [2018-10-01 02:43:19,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-10-01 02:43:19,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:19,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:20,487 INFO L134 CoverageAnalysis]: Checked inductivity of 23653 backedges. 0 proven. 23653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:23,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:23,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 224 states and 447 transitions. [2018-10-01 02:43:23,233 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 447 transitions. [2018-10-01 02:43:23,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-10-01 02:43:23,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:23,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:24,531 INFO L134 CoverageAnalysis]: Checked inductivity of 23871 backedges. 0 proven. 23871 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:27,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:27,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 225 states and 449 transitions. [2018-10-01 02:43:27,090 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 449 transitions. [2018-10-01 02:43:27,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-10-01 02:43:27,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:28,628 INFO L134 CoverageAnalysis]: Checked inductivity of 24090 backedges. 0 proven. 24090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:31,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:31,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 226 states and 451 transitions. [2018-10-01 02:43:31,210 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 451 transitions. [2018-10-01 02:43:31,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-10-01 02:43:31,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:31,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:32,603 INFO L134 CoverageAnalysis]: Checked inductivity of 24310 backedges. 0 proven. 24310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:35,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:35,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 227 states and 453 transitions. [2018-10-01 02:43:35,298 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 453 transitions. [2018-10-01 02:43:35,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-10-01 02:43:35,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:35,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:36,735 INFO L134 CoverageAnalysis]: Checked inductivity of 24531 backedges. 0 proven. 24531 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:39,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:39,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 228 states and 455 transitions. [2018-10-01 02:43:39,557 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 455 transitions. [2018-10-01 02:43:39,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-01 02:43:39,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:40,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:40,913 INFO L134 CoverageAnalysis]: Checked inductivity of 24753 backedges. 0 proven. 24753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:43,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:43,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 229 states and 457 transitions. [2018-10-01 02:43:43,733 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 457 transitions. [2018-10-01 02:43:43,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-10-01 02:43:43,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:44,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:45,176 INFO L134 CoverageAnalysis]: Checked inductivity of 24976 backedges. 0 proven. 24976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:47,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:47,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 230 states and 459 transitions. [2018-10-01 02:43:47,886 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 459 transitions. [2018-10-01 02:43:47,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-10-01 02:43:47,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:48,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:49,270 INFO L134 CoverageAnalysis]: Checked inductivity of 25200 backedges. 0 proven. 25200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:52,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:52,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 231 states and 461 transitions. [2018-10-01 02:43:52,031 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 461 transitions. [2018-10-01 02:43:52,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-10-01 02:43:52,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:52,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:53,631 INFO L134 CoverageAnalysis]: Checked inductivity of 25425 backedges. 0 proven. 25425 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:43:56,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:43:56,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 232 states and 463 transitions. [2018-10-01 02:43:56,362 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 463 transitions. [2018-10-01 02:43:56,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-10-01 02:43:56,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:43:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:43:57,810 INFO L134 CoverageAnalysis]: Checked inductivity of 25651 backedges. 0 proven. 25651 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:00,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:00,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 233 states and 465 transitions. [2018-10-01 02:44:00,870 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 465 transitions. [2018-10-01 02:44:00,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-10-01 02:44:00,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:01,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:02,294 INFO L134 CoverageAnalysis]: Checked inductivity of 25878 backedges. 0 proven. 25878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:05,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:05,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 234 states and 467 transitions. [2018-10-01 02:44:05,208 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 467 transitions. [2018-10-01 02:44:05,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-10-01 02:44:05,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:05,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:06,760 INFO L134 CoverageAnalysis]: Checked inductivity of 26106 backedges. 0 proven. 26106 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:09,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:09,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 235 states and 469 transitions. [2018-10-01 02:44:09,807 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 469 transitions. [2018-10-01 02:44:09,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-10-01 02:44:09,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:10,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:11,275 INFO L134 CoverageAnalysis]: Checked inductivity of 26335 backedges. 0 proven. 26335 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:14,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:14,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 236 states and 471 transitions. [2018-10-01 02:44:14,202 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 471 transitions. [2018-10-01 02:44:14,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-10-01 02:44:14,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:14,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:15,792 INFO L134 CoverageAnalysis]: Checked inductivity of 26565 backedges. 0 proven. 26565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:18,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:18,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 237 states and 473 transitions. [2018-10-01 02:44:18,510 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 473 transitions. [2018-10-01 02:44:18,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-10-01 02:44:18,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:19,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:19,984 INFO L134 CoverageAnalysis]: Checked inductivity of 26796 backedges. 0 proven. 26796 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:22,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:22,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 238 states and 475 transitions. [2018-10-01 02:44:22,865 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 475 transitions. [2018-10-01 02:44:22,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-01 02:44:22,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:23,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:24,590 INFO L134 CoverageAnalysis]: Checked inductivity of 27028 backedges. 0 proven. 27028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:27,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:27,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 239 states and 477 transitions. [2018-10-01 02:44:27,361 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 477 transitions. [2018-10-01 02:44:27,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-10-01 02:44:27,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:27,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:28,839 INFO L134 CoverageAnalysis]: Checked inductivity of 27261 backedges. 0 proven. 27261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:31,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:31,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 240 states and 479 transitions. [2018-10-01 02:44:31,939 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 479 transitions. [2018-10-01 02:44:31,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-10-01 02:44:31,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:32,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:33,429 INFO L134 CoverageAnalysis]: Checked inductivity of 27495 backedges. 0 proven. 27495 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:36,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:36,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 241 states and 481 transitions. [2018-10-01 02:44:36,416 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 481 transitions. [2018-10-01 02:44:36,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-10-01 02:44:36,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:36,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:38,032 INFO L134 CoverageAnalysis]: Checked inductivity of 27730 backedges. 0 proven. 27730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:41,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:41,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 242 states and 483 transitions. [2018-10-01 02:44:41,018 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 483 transitions. [2018-10-01 02:44:41,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-10-01 02:44:41,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:41,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:42,555 INFO L134 CoverageAnalysis]: Checked inductivity of 27966 backedges. 0 proven. 27966 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:45,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:45,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 243 states and 485 transitions. [2018-10-01 02:44:45,580 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 485 transitions. [2018-10-01 02:44:45,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-10-01 02:44:45,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:46,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:47,174 INFO L134 CoverageAnalysis]: Checked inductivity of 28203 backedges. 0 proven. 28203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:50,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:50,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 244 states and 487 transitions. [2018-10-01 02:44:50,250 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 487 transitions. [2018-10-01 02:44:50,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-10-01 02:44:50,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:50,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:51,812 INFO L134 CoverageAnalysis]: Checked inductivity of 28441 backedges. 0 proven. 28441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:54,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:54,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 245 states and 489 transitions. [2018-10-01 02:44:54,828 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 489 transitions. [2018-10-01 02:44:54,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-01 02:44:54,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:55,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:44:56,344 INFO L134 CoverageAnalysis]: Checked inductivity of 28680 backedges. 0 proven. 28680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:44:59,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:44:59,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 246 states and 491 transitions. [2018-10-01 02:44:59,194 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 491 transitions. [2018-10-01 02:44:59,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-10-01 02:44:59,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:44:59,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:00,957 INFO L134 CoverageAnalysis]: Checked inductivity of 28920 backedges. 0 proven. 28920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:03,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:03,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 247 states and 493 transitions. [2018-10-01 02:45:03,843 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 493 transitions. [2018-10-01 02:45:03,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-10-01 02:45:03,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:04,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:05,580 INFO L134 CoverageAnalysis]: Checked inductivity of 29161 backedges. 0 proven. 29161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:08,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:08,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 248 states and 495 transitions. [2018-10-01 02:45:08,406 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 495 transitions. [2018-10-01 02:45:08,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-10-01 02:45:08,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:09,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:10,076 INFO L134 CoverageAnalysis]: Checked inductivity of 29403 backedges. 0 proven. 29403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:13,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:13,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 249 states and 497 transitions. [2018-10-01 02:45:13,080 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 497 transitions. [2018-10-01 02:45:13,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-10-01 02:45:13,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:13,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:14,653 INFO L134 CoverageAnalysis]: Checked inductivity of 29646 backedges. 0 proven. 29646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:17,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:17,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 250 states and 499 transitions. [2018-10-01 02:45:17,841 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 499 transitions. [2018-10-01 02:45:17,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-10-01 02:45:17,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:18,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:19,416 INFO L134 CoverageAnalysis]: Checked inductivity of 29890 backedges. 0 proven. 29890 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:22,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:22,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 251 states and 501 transitions. [2018-10-01 02:45:22,616 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 501 transitions. [2018-10-01 02:45:22,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-10-01 02:45:22,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:23,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:24,326 INFO L134 CoverageAnalysis]: Checked inductivity of 30135 backedges. 0 proven. 30135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:27,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:27,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 252 states and 503 transitions. [2018-10-01 02:45:27,477 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 503 transitions. [2018-10-01 02:45:27,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-10-01 02:45:27,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:28,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:29,081 INFO L134 CoverageAnalysis]: Checked inductivity of 30381 backedges. 0 proven. 30381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:32,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:32,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 253 states and 505 transitions. [2018-10-01 02:45:32,343 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 505 transitions. [2018-10-01 02:45:32,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-10-01 02:45:32,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:32,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:34,037 INFO L134 CoverageAnalysis]: Checked inductivity of 30628 backedges. 0 proven. 30628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:37,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:37,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 254 states and 507 transitions. [2018-10-01 02:45:37,199 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 507 transitions. [2018-10-01 02:45:37,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-10-01 02:45:37,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:37,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:38,924 INFO L134 CoverageAnalysis]: Checked inductivity of 30876 backedges. 0 proven. 30876 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:42,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:42,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 255 states and 509 transitions. [2018-10-01 02:45:42,086 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 509 transitions. [2018-10-01 02:45:42,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-10-01 02:45:42,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:42,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:43,750 INFO L134 CoverageAnalysis]: Checked inductivity of 31125 backedges. 0 proven. 31125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:46,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:46,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 256 states and 511 transitions. [2018-10-01 02:45:46,942 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 511 transitions. [2018-10-01 02:45:46,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-10-01 02:45:46,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:47,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:48,667 INFO L134 CoverageAnalysis]: Checked inductivity of 31375 backedges. 0 proven. 31375 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:51,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:51,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 257 states and 513 transitions. [2018-10-01 02:45:51,910 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 513 transitions. [2018-10-01 02:45:51,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-10-01 02:45:51,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:52,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:53,666 INFO L134 CoverageAnalysis]: Checked inductivity of 31626 backedges. 0 proven. 31626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:45:56,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:45:56,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 258 states and 515 transitions. [2018-10-01 02:45:56,874 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 515 transitions. [2018-10-01 02:45:56,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-10-01 02:45:56,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:45:57,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:45:58,546 INFO L134 CoverageAnalysis]: Checked inductivity of 31878 backedges. 0 proven. 31878 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:01,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:01,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 259 states and 517 transitions. [2018-10-01 02:46:01,849 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 517 transitions. [2018-10-01 02:46:01,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-10-01 02:46:01,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:03,645 INFO L134 CoverageAnalysis]: Checked inductivity of 32131 backedges. 0 proven. 32131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:06,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:06,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 260 states and 519 transitions. [2018-10-01 02:46:06,905 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 519 transitions. [2018-10-01 02:46:06,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-10-01 02:46:06,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:07,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:08,610 INFO L134 CoverageAnalysis]: Checked inductivity of 32385 backedges. 0 proven. 32385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:12,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:12,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 261 states and 521 transitions. [2018-10-01 02:46:12,153 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 521 transitions. [2018-10-01 02:46:12,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-10-01 02:46:12,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:12,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:13,920 INFO L134 CoverageAnalysis]: Checked inductivity of 32640 backedges. 0 proven. 32640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:17,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:17,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 262 states and 523 transitions. [2018-10-01 02:46:17,328 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 523 transitions. [2018-10-01 02:46:17,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-10-01 02:46:17,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:18,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:19,140 INFO L134 CoverageAnalysis]: Checked inductivity of 32896 backedges. 0 proven. 32896 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:22,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:22,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 263 states and 525 transitions. [2018-10-01 02:46:22,595 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 525 transitions. [2018-10-01 02:46:22,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-10-01 02:46:22,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:23,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:24,333 INFO L134 CoverageAnalysis]: Checked inductivity of 33153 backedges. 0 proven. 33153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:27,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:27,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 264 states and 527 transitions. [2018-10-01 02:46:27,825 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 527 transitions. [2018-10-01 02:46:27,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-10-01 02:46:27,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:28,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:29,606 INFO L134 CoverageAnalysis]: Checked inductivity of 33411 backedges. 0 proven. 33411 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:32,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:32,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 265 states and 529 transitions. [2018-10-01 02:46:32,914 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 529 transitions. [2018-10-01 02:46:32,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-10-01 02:46:32,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:33,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:34,759 INFO L134 CoverageAnalysis]: Checked inductivity of 33670 backedges. 0 proven. 33670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:38,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:38,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 266 states and 531 transitions. [2018-10-01 02:46:38,031 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 531 transitions. [2018-10-01 02:46:38,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-10-01 02:46:38,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:38,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:39,916 INFO L134 CoverageAnalysis]: Checked inductivity of 33930 backedges. 0 proven. 33930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:43,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:43,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 267 states and 533 transitions. [2018-10-01 02:46:43,353 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 533 transitions. [2018-10-01 02:46:43,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-10-01 02:46:43,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:44,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:45,182 INFO L134 CoverageAnalysis]: Checked inductivity of 34191 backedges. 0 proven. 34191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:48,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:48,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 268 states and 535 transitions. [2018-10-01 02:46:48,494 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 535 transitions. [2018-10-01 02:46:48,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-10-01 02:46:48,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:49,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:50,380 INFO L134 CoverageAnalysis]: Checked inductivity of 34453 backedges. 0 proven. 34453 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:53,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:53,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 269 states and 537 transitions. [2018-10-01 02:46:53,784 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 537 transitions. [2018-10-01 02:46:53,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-10-01 02:46:53,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:54,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:46:55,763 INFO L134 CoverageAnalysis]: Checked inductivity of 34716 backedges. 0 proven. 34716 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:46:59,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:46:59,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 270 states and 539 transitions. [2018-10-01 02:46:59,263 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 539 transitions. [2018-10-01 02:46:59,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-10-01 02:46:59,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:46:59,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:01,122 INFO L134 CoverageAnalysis]: Checked inductivity of 34980 backedges. 0 proven. 34980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:04,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:04,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 271 states and 541 transitions. [2018-10-01 02:47:04,697 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 541 transitions. [2018-10-01 02:47:04,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-10-01 02:47:04,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:05,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:06,565 INFO L134 CoverageAnalysis]: Checked inductivity of 35245 backedges. 0 proven. 35245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:09,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:09,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 272 states and 543 transitions. [2018-10-01 02:47:09,988 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 543 transitions. [2018-10-01 02:47:09,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-10-01 02:47:09,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:10,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:11,992 INFO L134 CoverageAnalysis]: Checked inductivity of 35511 backedges. 0 proven. 35511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:15,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:15,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 273 states and 545 transitions. [2018-10-01 02:47:15,417 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 545 transitions. [2018-10-01 02:47:15,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-10-01 02:47:15,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:16,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:17,412 INFO L134 CoverageAnalysis]: Checked inductivity of 35778 backedges. 0 proven. 35778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:20,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:20,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 274 states and 547 transitions. [2018-10-01 02:47:20,897 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 547 transitions. [2018-10-01 02:47:20,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-10-01 02:47:20,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:21,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:22,757 INFO L134 CoverageAnalysis]: Checked inductivity of 36046 backedges. 0 proven. 36046 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:26,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:26,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 275 states and 549 transitions. [2018-10-01 02:47:26,474 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 549 transitions. [2018-10-01 02:47:26,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-10-01 02:47:26,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:27,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:28,366 INFO L134 CoverageAnalysis]: Checked inductivity of 36315 backedges. 0 proven. 36315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:31,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:31,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 276 states and 551 transitions. [2018-10-01 02:47:31,717 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 551 transitions. [2018-10-01 02:47:31,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-10-01 02:47:31,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:32,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:33,971 INFO L134 CoverageAnalysis]: Checked inductivity of 36585 backedges. 0 proven. 36585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:37,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:37,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 277 states and 553 transitions. [2018-10-01 02:47:37,182 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 553 transitions. [2018-10-01 02:47:37,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-10-01 02:47:37,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:37,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:39,465 INFO L134 CoverageAnalysis]: Checked inductivity of 36856 backedges. 0 proven. 36856 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:42,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:42,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 278 states and 555 transitions. [2018-10-01 02:47:42,800 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 555 transitions. [2018-10-01 02:47:42,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-10-01 02:47:42,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:43,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:44,868 INFO L134 CoverageAnalysis]: Checked inductivity of 37128 backedges. 0 proven. 37128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:48,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:48,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 279 states and 557 transitions. [2018-10-01 02:47:48,378 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 557 transitions. [2018-10-01 02:47:48,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-10-01 02:47:48,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:49,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:50,338 INFO L134 CoverageAnalysis]: Checked inductivity of 37401 backedges. 0 proven. 37401 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:53,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:53,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 280 states and 559 transitions. [2018-10-01 02:47:53,665 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 559 transitions. [2018-10-01 02:47:53,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-10-01 02:47:53,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:47:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:47:55,737 INFO L134 CoverageAnalysis]: Checked inductivity of 37675 backedges. 0 proven. 37675 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:47:59,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:47:59,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 281 states and 561 transitions. [2018-10-01 02:47:59,223 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 561 transitions. [2018-10-01 02:47:59,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-10-01 02:47:59,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:00,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:01,406 INFO L134 CoverageAnalysis]: Checked inductivity of 37950 backedges. 0 proven. 37950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:04,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:04,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 282 states and 563 transitions. [2018-10-01 02:48:04,941 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 563 transitions. [2018-10-01 02:48:04,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-10-01 02:48:04,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:05,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:06,919 INFO L134 CoverageAnalysis]: Checked inductivity of 38226 backedges. 0 proven. 38226 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:10,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:10,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 283 states and 565 transitions. [2018-10-01 02:48:10,733 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 565 transitions. [2018-10-01 02:48:10,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-10-01 02:48:10,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:11,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:12,757 INFO L134 CoverageAnalysis]: Checked inductivity of 38503 backedges. 0 proven. 38503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:16,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:16,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 284 states and 567 transitions. [2018-10-01 02:48:16,699 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 567 transitions. [2018-10-01 02:48:16,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2018-10-01 02:48:16,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:17,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:18,683 INFO L134 CoverageAnalysis]: Checked inductivity of 38781 backedges. 0 proven. 38781 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:22,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:22,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 285 states and 569 transitions. [2018-10-01 02:48:22,343 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 569 transitions. [2018-10-01 02:48:22,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-01 02:48:22,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:23,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:24,519 INFO L134 CoverageAnalysis]: Checked inductivity of 39060 backedges. 0 proven. 39060 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:28,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:28,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 286 states and 571 transitions. [2018-10-01 02:48:28,124 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 571 transitions. [2018-10-01 02:48:28,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-10-01 02:48:28,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:28,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:31,261 INFO L134 CoverageAnalysis]: Checked inductivity of 39340 backedges. 0 proven. 39340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-01 02:48:34,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-01 02:48:34,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 287 states and 573 transitions. [2018-10-01 02:48:34,753 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 573 transitions. [2018-10-01 02:48:34,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-10-01 02:48:34,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-10-01 02:48:35,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-01 02:48:36,953 INFO L134 CoverageAnalysis]: Checked inductivity of 39621 backedges. 0 proven. 39621 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. Received shutdown request... [2018-10-01 02:48:39,798 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-10-01 02:48:39,801 INFO L168 Benchmark]: Toolchain (without parser) took 779650.05 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.1 GB in the end (delta: -613.8 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2018-10-01 02:48:39,801 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 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. [2018-10-01 02:48:39,801 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.00 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. [2018-10-01 02:48:39,801 INFO L168 Benchmark]: Boogie Preprocessor took 23.98 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. [2018-10-01 02:48:39,802 INFO L168 Benchmark]: RCFGBuilder took 268.75 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-01 02:48:39,802 INFO L168 Benchmark]: CodeCheck took 779313.79 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.1 GB in the end (delta: -634.9 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2018-10-01 02:48:39,803 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 1687 known predicates. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 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 38.00 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 23.98 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 268.75 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 779313.79 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.5 GB in the beginning and 2.1 GB in the end (delta: -634.9 MB). Peak memory consumption was 1.3 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/Luxembourg-WithArrays.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-01_02-48-39-812.csv Completed graceful shutdown