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_PUPT.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/gauss_sum.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 11:35:58,982 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 11:35:58,984 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 11:35:58,998 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-28 11:35:58,998 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-28 11:35:58,999 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-28 11:35:59,000 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-28 11:35:59,002 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-28 11:35:59,004 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-28 11:35:59,004 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-28 11:35:59,005 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-28 11:35:59,006 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-28 11:35:59,007 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-28 11:35:59,008 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-28 11:35:59,009 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-28 11:35:59,009 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-28 11:35:59,010 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-28 11:35:59,012 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-28 11:35:59,014 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-28 11:35:59,016 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-28 11:35:59,017 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-28 11:35:59,018 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-28 11:35:59,020 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-28 11:35:59,020 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-28 11:35:59,021 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-28 11:35:59,022 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-28 11:35:59,023 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-28 11:35:59,023 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-28 11:35:59,024 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-28 11:35:59,025 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-28 11:35:59,025 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-28 11:35:59,026 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-28 11:35:59,026 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-28 11:35:59,027 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-28 11:35:59,028 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-28 11:35:59,028 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-28 11:35:59,029 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-09-28 11:35:59,044 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 11:35:59,044 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 11:35:59,045 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 11:35:59,045 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 11:35:59,046 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 11:35:59,046 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 11:35:59,046 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 11:35:59,047 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 11:35:59,047 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 11:35:59,047 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 11:35:59,047 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 11:35:59,047 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 11:35:59,047 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 11:35:59,048 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 11:35:59,048 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 11:35:59,048 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 11:35:59,048 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 11:35:59,048 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-28 11:35:59,049 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-28 11:35:59,049 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-09-28 11:35:59,049 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 11:35:59,049 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 11:35:59,049 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:35:59,050 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 11:35:59,050 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 11:35:59,050 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 11:35:59,050 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-28 11:35:59,050 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 11:35:59,051 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 11:35:59,051 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 11:35:59,094 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 11:35:59,106 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 11:35:59,109 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 11:35:59,110 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 11:35:59,111 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 11:35:59,112 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gauss_sum.i_3.bpl [2018-09-28 11:35:59,112 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/gauss_sum.i_3.bpl' [2018-09-28 11:35:59,162 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 11:35:59,165 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 11:35:59,166 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 11:35:59,166 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 11:35:59,166 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 11:35:59,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:35:59" (1/1) ... [2018-09-28 11:35:59,198 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:35:59" (1/1) ... [2018-09-28 11:35:59,205 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 11:35:59,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 11:35:59,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 11:35:59,207 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 11:35:59,218 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:35:59" (1/1) ... [2018-09-28 11:35:59,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:35:59" (1/1) ... [2018-09-28 11:35:59,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:35:59" (1/1) ... [2018-09-28 11:35:59,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:35:59" (1/1) ... [2018-09-28 11:35:59,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:35:59" (1/1) ... [2018-09-28 11:35:59,224 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:35:59" (1/1) ... [2018-09-28 11:35:59,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:35:59" (1/1) ... [2018-09-28 11:35:59,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 11:35:59,227 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 11:35:59,227 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 11:35:59,227 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 11:35:59,228 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 11:35:59" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-28 11:35:59,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-28 11:35:59,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-28 11:35:59,541 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-28 11:35:59,542 INFO L202 PluginConnector]: Adding new model gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:35:59 BoogieIcfgContainer [2018-09-28 11:35:59,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 11:35:59,543 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-28 11:35:59,543 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-28 11:35:59,555 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-28 11:35:59,555 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "gauss_sum.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 11:35:59" (1/1) ... [2018-09-28 11:35:59,569 INFO L99 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-09-28 11:35:59,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:35:59,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-09-28 11:35:59,613 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-09-28 11:35:59,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-28 11:35:59,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:35:59,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:35:59,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:35:59,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:00,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:00,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-09-28 11:36:00,186 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-09-28 11:36:00,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 11:36:00,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:00,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:00,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:00,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:01,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:01,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-09-28 11:36:01,371 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2018-09-28 11:36:01,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 11:36:01,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:01,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:01,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:01,459 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:02,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:02,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2018-09-28 11:36:02,196 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2018-09-28 11:36:02,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-28 11:36:02,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:02,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:02,234 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:02,303 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:03,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:03,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-09-28 11:36:03,782 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-09-28 11:36:03,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-28 11:36:03,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:03,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:03,809 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:04,045 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:05,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:05,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2018-09-28 11:36:05,923 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2018-09-28 11:36:05,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:05,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:05,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:05,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:06,064 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:06,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:07,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:07,000 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:07,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:07,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:07,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:07,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:07,081 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:07,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:07,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:07,380 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:07,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:07,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:07,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:07,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:07,478 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:08,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:08,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:08,013 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:08,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:08,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:08,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:08,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:08,086 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:08,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:08,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:08,724 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:08,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:08,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:08,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:08,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:08,801 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:08,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:08,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:08,990 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:08,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:08,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:09,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:09,020 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:09,197 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:09,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:09,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:09,358 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:09,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:09,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:09,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:09,405 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:09,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:09,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:09,542 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:09,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:09,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:09,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:09,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:09,603 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:09,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:09,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:09,771 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:09,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:09,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:09,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:09,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:09,854 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:10,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:10,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:10,171 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:10,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:10,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:10,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:10,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:10,291 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:10,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:10,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:10,424 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:10,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:10,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:10,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:10,448 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:10,484 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:10,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:10,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:10,635 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:10,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:10,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:10,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:10,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:10,685 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:10,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:10,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:10,815 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:10,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:10,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:10,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:10,939 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:11,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:11,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:11,163 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:11,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:11,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:11,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:11,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:11,233 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:11,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:11,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:11,440 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:11,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:11,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:11,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:11,455 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:11,496 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:11,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:11,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:11,870 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:11,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:11,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:11,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:11,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:11,932 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:12,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:12,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:12,093 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:12,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:12,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:12,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:12,120 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:12,205 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:12,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:12,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:12,367 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:12,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:12,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:12,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:12,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:12,414 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:12,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:12,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:12,669 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:12,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:12,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:12,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:12,683 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:12,712 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:12,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:12,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:12,849 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:12,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:12,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:12,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:12,864 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:12,885 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:13,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:13,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:13,072 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:13,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:13,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:13,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:13,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:13,118 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:13,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:13,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:13,252 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:13,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:13,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:13,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:13,268 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:13,297 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:13,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:13,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:13,433 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:13,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:13,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:13,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:13,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:13,475 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:13,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:13,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:13,612 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:13,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:13,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:13,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:13,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:13,651 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:13,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:13,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:13,787 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:13,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:13,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:13,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:13,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:13,849 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:13,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:13,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:13,983 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:13,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:13,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:14,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:14,016 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:14,078 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:14,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:14,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:14,216 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:14,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:14,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:14,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:14,238 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:14,282 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:14,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:14,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:14,417 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:14,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:14,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:14,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:14,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:14,491 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:14,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:14,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:14,624 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:14,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:14,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:14,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:14,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:14,977 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:15,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:15,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:15,136 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:15,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:15,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:15,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:15,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:15,197 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:15,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:15,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:15,335 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:15,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:15,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:15,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:15,348 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:15,371 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:15,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:15,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:15,531 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:15,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:15,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:15,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:15,547 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:15,569 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:15,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:15,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:15,879 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:15,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:15,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:15,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:15,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:15,911 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:16,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:16,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:16,048 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:16,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:16,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:16,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:16,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:16,094 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:16,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:16,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:16,249 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:16,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:16,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:16,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:16,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:16,356 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:16,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:16,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:16,584 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:16,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:16,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:16,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:16,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:16,681 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:16,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:16,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:16,845 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:16,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:16,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:16,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:16,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:16,887 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:17,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:17,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:17,020 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:17,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:17,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:17,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:17,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:17,108 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:17,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:17,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:17,248 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:17,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:17,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:17,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:17,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:17,289 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:17,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:17,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:17,425 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:17,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:17,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:17,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:17,445 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:17,470 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:17,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:17,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:17,605 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:17,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:17,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:17,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:17,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:17,647 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:17,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:17,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:17,794 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:17,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:17,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:17,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:17,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:17,841 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:17,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:17,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:17,973 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:17,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:17,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:17,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:17,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:18,007 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:18,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:18,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:18,142 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:18,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:18,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:18,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:18,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:18,195 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:18,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:18,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:18,339 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:18,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:18,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:18,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:18,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:18,488 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:18,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:18,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:18,616 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:18,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:18,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:18,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:18,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:18,653 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:18,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:18,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:18,783 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:18,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:18,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:18,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:18,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:18,861 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:18,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:18,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:19,000 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:19,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:19,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:19,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:19,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:19,061 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:19,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:19,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:19,188 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:19,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:19,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:19,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:19,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:19,246 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:19,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:19,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:19,377 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:19,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:19,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:19,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:19,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:19,413 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:19,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:19,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:19,544 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:19,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:19,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:19,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:19,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:19,583 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:19,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:19,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:19,713 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:19,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:19,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:19,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:19,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:19,768 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:19,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:19,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:19,896 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:19,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:19,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:19,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:19,984 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:20,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:20,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:20,116 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:20,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:20,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:20,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:20,134 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:20,156 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:20,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:20,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:20,294 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:20,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:20,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:20,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:20,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:20,328 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:20,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:20,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:20,479 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:20,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:20,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:20,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:20,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:20,537 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:20,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:20,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:20,703 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:20,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:20,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:20,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:20,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:20,763 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:20,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:20,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:20,924 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:20,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:20,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:20,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:20,962 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:21,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:21,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:21,111 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:21,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:21,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:21,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:21,122 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:21,178 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:21,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:21,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:21,337 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:21,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:21,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:21,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:21,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:21,373 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:21,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:21,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:21,530 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:21,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:21,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:21,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:21,557 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:21,607 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:21,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:21,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:21,813 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:21,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:21,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:21,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:21,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:21,876 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:22,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:22,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:22,030 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:22,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:22,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:22,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:22,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:22,062 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:22,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:22,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:22,197 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:22,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:22,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:22,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:22,208 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:22,230 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:22,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:22,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:22,378 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:22,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:22,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:22,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:22,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:22,424 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:22,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:22,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:22,567 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:22,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:22,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:22,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:22,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:22,606 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:22,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:22,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:22,747 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:22,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:22,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:22,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:22,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:23,213 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:23,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:23,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:23,845 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:23,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:23,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:23,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:23,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:23,885 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:24,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:24,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:24,019 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:24,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:24,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:24,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:24,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:24,052 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:24,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:24,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:24,187 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:24,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:24,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:24,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:24,198 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:24,219 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:24,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:24,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:24,352 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:24,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:24,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:24,371 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:24,392 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:24,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:24,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:24,519 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:24,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:24,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:24,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:24,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:24,552 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:24,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:24,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:24,694 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:24,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:24,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:24,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:24,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:24,736 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:24,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:24,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:24,875 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:24,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:24,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:24,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:24,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:24,909 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:25,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:25,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:25,042 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:25,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:25,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:25,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:25,062 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:25,092 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:25,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:25,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:25,226 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:25,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:25,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:25,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:25,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:25,321 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:25,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:25,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:25,457 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:25,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:25,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:25,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:25,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:25,488 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:25,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:25,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:25,626 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:25,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:25,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:25,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:25,637 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:25,657 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:25,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:25,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:25,793 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:25,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:25,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:25,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:25,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:25,826 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:25,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:25,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:25,961 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:25,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:25,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:25,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:25,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:26,008 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:26,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:26,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:26,137 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:26,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:26,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:26,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:26,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:26,193 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:26,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:26,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:26,336 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:26,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:26,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:26,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:26,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:26,375 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:26,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:26,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:26,516 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:26,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:26,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:26,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:26,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:26,587 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:26,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:26,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:26,814 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:26,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:26,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:26,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:26,834 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:26,884 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:27,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:27,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:27,089 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:27,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:27,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:27,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:27,100 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:27,122 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:27,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:27,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:27,258 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:27,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:27,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:27,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:27,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:27,322 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:27,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:27,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:27,460 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:27,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:27,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:27,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:27,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:27,500 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:27,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:27,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:27,635 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:27,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:27,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:27,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:27,647 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:27,669 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:27,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:27,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:27,808 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:27,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:27,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:27,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:27,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:27,847 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:27,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:27,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:27,986 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:27,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:27,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:27,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:27,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:28,022 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:28,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:28,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:28,163 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:28,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:28,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:28,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:28,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:28,220 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:28,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:28,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:28,363 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:28,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:28,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:28,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:28,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:28,403 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:28,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:28,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:28,565 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:28,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:28,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:28,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:28,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:28,602 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:28,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:28,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:28,743 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:28,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:28,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:28,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:28,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:28,854 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:28,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:28,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:28,994 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:28,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:28,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:29,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:29,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:29,029 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:29,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:29,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:29,167 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:29,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:29,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:29,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:29,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:29,203 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:29,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:29,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:29,340 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:29,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:29,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:29,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:29,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:29,379 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:29,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:29,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:29,515 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:29,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:29,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:29,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:29,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:29,547 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:29,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:29,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:29,683 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:29,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:29,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:29,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:29,693 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:29,715 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:29,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:29,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:29,860 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:29,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:29,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:29,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:29,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:29,927 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:30,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:30,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:30,066 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:30,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:30,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:30,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:30,079 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:30,101 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:30,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:30,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:30,240 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:30,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:30,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:30,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:30,282 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:30,704 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:30,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:31,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:31,000 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:31,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:31,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:31,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:31,036 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:31,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:31,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:31,196 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:31,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:31,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:31,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:31,208 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:31,241 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:31,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:31,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:31,378 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:31,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:31,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:31,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:31,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:31,423 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:31,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:31,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:31,557 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:31,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:31,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:31,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:31,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:31,608 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:31,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:31,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:31,735 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:31,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:31,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:31,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:31,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:31,890 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:32,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:32,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:32,268 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:32,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:32,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:32,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:32,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:32,300 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:32,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:32,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:32,438 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:32,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:32,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:32,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:32,448 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:32,470 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:32,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:32,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:32,609 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:32,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:32,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:32,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:32,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:32,644 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:32,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:32,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:32,779 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:32,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:32,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:32,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:32,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:32,829 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:32,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:32,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:32,979 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:32,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:32,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:32,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:32,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:33,019 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:33,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:33,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:33,152 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:33,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:33,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:33,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:33,163 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:33,186 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:33,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:33,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:33,321 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:33,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:33,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:33,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:33,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:33,357 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:33,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:33,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:33,491 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:33,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:33,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:33,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:33,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:33,524 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:33,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:33,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:33,666 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:33,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:33,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:33,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:33,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:33,698 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:33,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:33,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:33,836 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:33,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:33,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:33,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:33,861 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:34,282 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:34,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:34,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:34,422 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:34,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:34,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:34,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:34,433 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:34,455 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:34,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:34,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:34,594 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:34,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:34,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:34,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:34,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:34,661 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:34,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:34,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:34,799 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:34,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:34,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:34,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:34,826 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:34,910 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:35,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:35,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:35,047 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:35,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:35,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:35,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:35,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:35,096 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:35,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:35,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:35,231 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:35,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:35,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:35,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:35,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:35,268 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:35,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:35,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:35,405 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:35,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:35,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:35,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:35,416 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:35,442 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:35,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:35,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:35,574 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:35,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:35,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:35,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:35,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:35,653 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:35,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:35,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:35,835 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:35,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:35,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:35,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:35,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:35,871 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:36,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:36,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:36,006 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:36,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:36,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:36,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:36,020 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:36,053 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:36,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:36,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:36,278 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:36,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:36,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:36,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:36,288 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:36,310 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:36,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:36,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:36,445 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:36,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:36,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:36,457 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:36,478 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:36,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:36,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:36,630 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:36,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:36,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:36,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:36,638 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:36,660 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:36,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:36,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:36,791 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:36,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:36,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:36,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:36,870 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:37,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:37,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:37,095 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:37,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:37,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:37,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:37,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:37,148 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:37,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:37,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:37,331 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:37,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:37,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:37,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:37,341 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:37,362 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:37,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:37,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:37,493 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:37,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:37,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:37,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:37,524 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:37,575 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:37,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:37,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:37,708 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:37,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:37,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:37,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:37,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:37,790 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:37,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:37,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:37,965 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:37,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:37,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:37,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:37,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:37,997 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:38,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:38,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:38,133 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:38,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:38,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:38,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:38,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:38,164 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:38,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:38,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:38,299 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:38,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:38,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:38,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:38,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:38,328 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:38,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:38,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:38,464 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:38,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:38,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:38,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:38,475 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:38,495 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:38,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:38,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:38,626 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:38,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:38,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:38,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:38,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:38,656 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:38,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:38,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:38,791 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:38,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:38,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:38,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:38,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:38,823 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:38,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:38,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:38,958 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:38,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:38,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:38,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:38,970 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:38,990 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:39,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:39,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:39,124 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:39,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:39,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:39,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:39,140 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:39,242 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:39,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:39,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:39,374 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:39,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:39,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:39,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:39,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:39,419 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:39,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:39,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:39,554 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:39,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:39,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:39,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:39,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:39,592 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:39,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:39,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:39,727 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:39,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:39,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:39,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:39,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:39,757 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:39,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:39,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:39,891 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:39,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:39,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:39,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:39,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:39,923 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:40,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:40,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:40,060 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:40,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:40,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:40,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:40,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:40,180 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:40,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:40,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:40,318 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:40,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:40,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:40,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:40,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:40,349 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:40,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:40,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:40,480 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:40,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:40,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:40,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:40,510 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:40,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:40,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:40,646 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:40,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:40,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:40,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:40,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:40,677 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:40,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:40,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:40,808 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:40,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:40,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:40,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:40,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:40,911 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:41,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:41,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:41,045 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:41,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:41,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:41,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:41,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:41,079 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:41,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:41,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:41,215 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:41,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:41,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:41,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:41,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:41,248 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:41,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:41,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:41,390 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:41,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:41,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:41,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:41,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:41,429 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:41,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:41,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:41,579 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:41,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:41,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:41,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:41,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:41,618 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:41,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:41,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:41,766 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:41,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:41,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:41,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:41,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:41,798 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:41,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:41,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:41,932 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:41,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:41,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:41,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:41,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:41,961 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:42,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:42,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:42,166 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:42,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:42,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:42,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:42,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:42,214 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:42,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:42,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:42,408 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:42,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:42,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:42,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:42,428 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:42,465 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:42,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:42,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:42,599 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:42,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:42,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:42,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:42,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:42,637 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:42,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:42,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:42,774 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:42,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:42,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:42,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:42,784 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:42,806 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:42,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:42,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:42,943 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:42,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:42,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:42,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:42,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:42,972 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:43,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:43,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:43,106 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:43,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:43,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:43,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:43,140 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:43,165 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:43,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:43,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:43,299 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:43,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:43,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:43,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:43,310 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:43,330 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:43,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:43,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:43,467 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:43,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:43,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:43,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:43,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:43,892 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:44,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:44,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:44,370 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:44,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:44,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:44,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:44,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:44,405 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:44,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:44,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:44,547 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:44,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:44,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:44,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:44,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:44,579 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:44,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:44,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:44,718 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:44,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:44,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:44,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:44,816 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:44,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:44,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:44,951 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:44,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:44,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:44,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:44,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:44,996 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:45,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:45,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:45,129 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:45,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:45,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:45,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:45,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:45,162 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:45,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:45,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:45,298 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:45,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:45,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:45,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:45,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:45,355 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:45,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:45,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:45,489 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:45,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:45,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:45,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:45,504 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:45,524 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:45,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:45,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:45,658 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:45,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:45,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:45,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:45,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:45,690 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:45,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:45,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:45,823 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:45,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:45,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:45,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:45,833 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:45,853 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:45,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:45,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:45,987 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:45,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:45,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:45,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:45,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:46,018 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:47,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:47,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:47,119 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:47,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:47,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:47,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:47,578 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:49,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:49,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:49,605 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:49,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:49,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:49,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:49,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:50,063 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:50,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:50,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:50,972 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:50,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:50,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:50,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:51,003 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:51,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:51,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:51,137 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:51,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:51,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:51,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:51,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:51,171 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:51,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:51,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:51,307 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:51,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:51,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:51,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:51,439 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:51,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:51,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:51,571 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:51,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:51,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:51,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:51,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:51,610 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:51,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:51,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:51,756 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:51,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:51,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:51,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:51,766 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:51,786 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:51,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:51,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:51,922 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:51,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:51,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:51,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:51,946 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:51,973 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:52,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:52,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:52,105 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:52,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:52,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:52,116 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:52,188 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:52,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:52,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:52,359 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:52,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:52,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:52,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:52,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:52,410 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:52,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:52,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:52,595 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:52,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:52,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:52,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:52,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:52,643 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:52,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:52,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:52,802 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:52,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:52,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:52,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:52,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:52,834 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:52,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:52,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:52,968 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:52,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:52,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:52,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:52,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:53,023 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:53,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:53,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:53,155 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:53,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:53,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:53,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:53,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:53,187 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:53,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:53,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:53,320 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:53,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:53,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:53,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:53,336 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:53,528 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:53,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:53,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:53,659 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:53,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:53,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:53,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:53,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:53,698 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:53,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:53,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:53,832 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:53,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:53,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:53,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:53,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:53,869 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:54,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:54,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:54,004 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:54,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:54,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:54,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:54,028 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:54,083 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:54,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:54,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:54,217 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:54,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:54,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:54,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:54,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:54,246 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:54,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:54,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:54,381 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:54,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:54,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:54,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:54,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:54,462 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:54,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:54,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:54,595 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:54,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:54,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:54,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:54,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:54,630 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:54,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:54,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:54,764 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:54,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:54,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:54,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:54,792 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:54,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:54,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:54,925 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:54,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:54,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:54,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:54,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:54,956 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:55,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:55,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:55,087 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:55,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:55,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:55,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:55,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:55,117 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:55,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:55,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:55,264 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:55,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:55,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:55,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:55,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:55,296 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:55,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:55,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:55,430 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:55,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:55,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:55,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:55,440 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:55,463 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:55,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:55,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:55,595 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:55,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:55,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:55,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:55,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:55,626 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:55,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:55,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:55,761 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:55,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:55,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:55,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:55,771 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:55,792 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:55,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:55,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:55,927 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:55,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:55,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:55,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:55,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:55,958 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:56,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:56,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:56,090 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:56,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:56,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:56,100 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:56,121 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:56,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:56,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:56,254 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:56,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:56,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:56,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:56,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:56,287 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:56,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:56,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:56,422 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:56,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:56,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:56,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:56,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:56,454 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:56,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:56,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:56,587 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:56,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:56,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:56,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:56,598 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:56,619 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:56,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:56,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:56,768 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:56,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:56,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:56,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:56,782 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:56,816 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:56,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:56,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:56,950 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:56,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:56,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:56,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:56,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:56,983 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:57,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:57,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:57,114 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:57,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:57,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:57,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:57,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:57,170 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:57,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:57,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:57,303 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:57,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:57,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:57,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:57,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:57,387 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:57,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:57,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:57,606 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:57,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:57,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:57,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:57,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:57,661 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:57,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:57,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:57,834 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:57,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:57,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:57,863 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:57,904 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:58,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:58,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:58,035 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:58,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:58,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:58,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:58,065 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:58,296 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:58,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:58,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:58,429 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:58,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:58,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:58,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:58,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:58,571 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:58,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:58,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:58,704 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:58,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:58,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:58,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:58,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:58,735 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:58,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:58,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:58,869 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:58,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:58,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:58,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:58,884 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:58,905 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:59,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:59,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:59,038 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:59,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:59,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:59,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:59,071 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:59,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:59,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:59,205 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:59,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:59,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:59,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:59,217 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:59,428 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:59,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:59,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:59,564 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:59,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:59,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:59,575 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:59,597 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:59,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:59,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:59,733 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:59,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:59,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:59,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:59,744 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:59,765 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:36:59,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:36:59,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:36:59,902 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:36:59,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:36:59,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:36:59,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:36:59,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:36:59,933 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:00,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:00,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:00,066 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:00,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:00,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:00,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:00,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:00,098 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:00,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:00,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:00,230 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:00,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:00,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:00,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:00,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:00,275 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:00,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:00,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:00,411 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:00,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:00,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:00,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:00,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:00,440 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:00,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:00,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:00,577 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:00,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:00,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:00,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:00,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:00,610 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:00,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:00,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:00,743 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:00,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:00,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:00,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:00,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:00,789 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:00,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:00,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:00,929 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:00,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:00,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:00,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:00,940 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:01,046 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:01,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:01,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:01,182 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:01,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:01,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:01,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:01,193 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:01,216 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:01,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:01,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:01,351 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:01,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:01,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:01,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:01,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:01,443 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:01,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:01,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:01,581 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:01,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:01,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:01,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:01,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:01,629 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:01,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:01,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:01,765 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:01,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:01,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:01,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:01,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:01,841 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:01,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:01,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:01,978 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:01,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:01,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:01,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:01,989 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:02,009 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:02,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:02,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:02,146 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:02,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:02,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:02,155 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:02,175 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:02,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:02,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:02,312 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:02,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:02,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:02,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:02,321 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:02,626 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:02,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:02,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:02,808 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:02,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:02,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:02,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:02,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:02,840 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:02,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:02,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:02,975 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:02,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:02,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:02,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:02,985 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:03,005 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:03,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:03,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:03,136 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:03,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:03,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:03,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:03,144 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:03,166 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:03,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:03,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:03,293 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:03,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:03,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:03,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:03,303 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:03,325 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:03,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:03,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:03,459 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:03,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:03,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:03,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:03,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:03,492 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:03,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:03,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:03,625 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:03,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:03,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:03,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:03,656 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:03,679 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:03,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:03,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:03,811 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:03,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:03,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:03,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:03,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:03,843 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:03,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:03,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:03,973 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:03,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:03,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:03,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:03,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:04,003 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:04,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:04,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:04,136 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:04,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:04,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:04,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:04,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:04,167 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:04,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:04,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:04,302 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:04,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:04,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:04,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:04,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:04,334 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:04,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:04,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:04,471 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:04,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:04,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:04,510 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:04,540 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:04,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:04,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:04,673 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:04,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:04,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:04,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:04,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:05,115 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:05,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:05,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:05,728 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:05,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:05,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:05,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:05,762 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:05,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:05,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:05,899 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:05,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:05,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:05,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:05,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:05,931 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:06,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:06,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:06,064 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:06,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:06,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:06,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:06,119 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:06,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:06,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:06,258 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:06,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:06,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:06,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:06,271 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:06,294 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:06,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:06,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:06,428 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:06,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:06,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:06,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:06,441 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:06,465 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:06,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:06,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:06,599 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:06,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:06,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:06,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:06,614 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:06,947 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:07,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:07,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:07,755 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:07,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:07,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:07,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:07,779 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:07,828 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:07,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:07,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:07,997 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:07,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:07,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:08,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:08,008 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:08,026 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:08,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:08,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:08,161 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:08,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:08,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:08,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:08,171 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:08,190 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:08,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:08,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:08,323 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:08,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:08,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:08,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:08,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:08,379 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:08,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:08,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:08,513 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:08,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:08,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:08,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:08,537 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:08,556 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:08,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:08,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:08,690 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:08,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:08,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:08,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:08,702 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:08,726 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:08,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:08,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:08,859 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:08,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:08,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:08,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:08,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:09,049 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:09,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:09,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:09,185 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:09,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:09,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:09,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:09,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:09,214 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:09,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:09,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:09,348 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:09,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:09,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:09,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:09,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:09,381 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:09,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:09,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:09,519 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:09,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:09,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:09,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:09,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:09,549 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:09,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:09,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:09,701 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:09,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:09,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:09,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:09,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:09,752 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:09,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:09,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:09,884 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:09,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:09,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:09,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:09,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:09,916 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:10,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:10,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:10,048 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:10,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:10,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:10,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:10,056 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:10,078 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:10,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:10,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:10,211 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:10,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:10,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:10,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:10,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:10,241 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:10,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:10,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:10,377 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:10,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:10,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:10,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:10,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:10,407 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:10,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:10,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:10,540 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:10,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:10,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:10,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:10,569 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:10,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:10,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:10,698 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:10,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:10,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:10,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:10,707 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:10,728 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:10,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:10,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:10,858 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:10,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:10,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:10,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:10,869 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:10,889 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:11,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:11,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:11,025 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:11,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:11,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:11,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:11,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:11,053 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:11,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:11,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:11,182 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:11,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:11,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:11,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:11,190 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:11,211 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:11,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:11,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:11,344 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:11,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:11,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:11,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:11,353 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:11,373 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:11,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:11,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:11,508 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:11,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:11,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:11,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:11,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:11,537 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:11,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:11,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:11,669 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:11,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:11,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:11,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:11,678 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:11,699 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:11,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:11,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:11,833 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:11,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:11,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:11,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:11,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:11,861 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:11,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:11,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:11,994 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:11,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:11,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:12,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:12,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:12,024 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:12,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:12,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:12,158 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:12,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:12,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:12,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:12,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:12,187 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:12,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:12,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:12,318 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:12,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:12,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:12,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:12,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:12,349 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:12,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:12,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:12,481 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:12,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:12,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:12,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:12,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:12,515 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:12,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:12,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:12,650 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:12,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:12,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:12,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:12,661 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:12,681 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:12,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:12,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:12,877 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:12,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:12,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:12,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:12,887 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:12,922 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:13,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:13,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:13,123 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:13,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:13,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:13,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:13,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:13,154 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:13,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:13,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:13,288 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:13,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:13,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:13,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:13,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:13,319 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:13,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:13,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:13,454 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:13,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:13,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:13,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:13,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:13,484 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:13,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:13,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:13,618 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:13,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:13,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:13,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:13,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:13,649 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:13,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:13,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:13,784 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:13,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:13,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:13,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:13,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:13,828 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:13,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:13,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:13,956 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:13,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:13,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:13,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:13,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:13,988 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:14,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:14,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:14,122 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:14,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:14,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:14,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:14,133 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:14,155 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:14,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:14,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:14,285 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:14,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:14,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:14,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:14,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:14,315 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:14,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:14,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:14,442 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:14,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:14,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:14,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:14,451 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:14,473 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:14,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:14,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:14,623 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:14,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:14,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:14,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:14,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:14,656 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:14,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:14,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:14,787 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:14,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:14,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:14,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:14,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:14,832 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:14,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:14,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:14,958 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:14,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:14,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:15,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:15,005 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:15,401 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:15,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:15,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:15,541 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:15,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:15,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:15,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:15,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:15,575 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:15,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:15,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:15,710 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:15,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:15,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:15,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:15,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:15,741 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:15,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:15,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:15,873 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:15,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:15,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:15,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:15,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:15,903 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:16,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:16,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:16,039 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:16,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:16,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:16,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:16,058 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:16,080 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:16,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:16,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:16,211 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:16,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:16,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:16,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:16,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:16,243 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:16,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:16,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:16,371 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:16,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:16,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:16,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:16,381 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:16,403 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:16,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:16,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:16,532 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:16,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:16,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:16,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:16,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:16,563 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:16,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:16,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:16,697 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:16,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:16,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:16,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:16,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:16,727 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:16,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:16,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:16,862 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:16,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:16,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:16,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:16,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:16,896 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:17,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:17,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:17,028 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:17,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:17,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:17,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:17,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:17,060 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:17,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:17,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:17,196 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:17,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:17,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:17,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:17,230 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:17,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:17,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:17,361 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:17,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:17,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:17,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:17,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:17,403 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:17,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:17,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:17,536 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:17,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:17,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:17,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:17,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:17,566 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:17,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:17,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:17,696 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:17,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:17,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:17,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:17,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:17,725 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:17,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:17,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:17,881 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:17,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:17,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:17,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:17,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:17,941 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:18,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:18,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:18,139 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:18,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:18,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:18,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:18,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:18,206 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:18,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:18,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:18,364 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:18,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:18,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:18,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:18,379 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:18,399 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:18,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:18,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:18,530 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:18,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:18,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:18,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:18,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:18,560 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:18,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:18,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:18,688 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:18,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:18,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:18,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:18,703 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:18,724 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:18,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:18,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:18,858 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:18,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:18,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:18,866 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:18,887 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:19,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:19,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:19,016 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:19,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:19,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:19,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:19,039 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:19,095 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:19,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:19,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:19,225 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:19,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:19,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:19,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:19,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:19,258 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:19,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:19,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:19,390 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:19,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:19,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:19,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:19,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:19,423 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:19,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:19,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:19,554 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:19,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:19,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:19,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:19,563 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:19,586 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:19,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:19,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:19,715 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:19,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:19,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:19,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:19,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:19,744 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:19,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:19,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:19,870 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:19,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:19,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:19,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:19,881 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:19,903 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:20,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:20,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:20,074 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:20,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:20,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:20,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:20,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:20,105 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:20,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:20,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:20,378 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:20,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:20,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:20,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:20,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:20,411 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:20,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:20,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:20,543 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:20,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:20,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:20,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:20,551 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:20,570 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:20,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:20,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:20,701 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:20,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:20,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:20,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:20,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:20,734 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:20,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:20,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:20,864 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:20,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:20,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:20,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:20,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:20,890 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:21,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:21,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:21,024 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:21,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:21,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:21,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:21,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:21,058 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:21,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:21,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:21,190 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:21,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:21,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:21,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:21,200 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:21,219 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:21,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:21,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:21,351 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:21,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:21,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:21,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:21,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:21,381 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:21,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:21,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:21,508 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:21,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:21,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:21,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:21,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:21,536 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:21,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:21,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:21,668 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:21,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:21,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:21,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:21,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:21,696 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:21,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:21,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:21,828 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:21,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:21,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:21,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:21,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:21,880 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:22,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:22,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:22,009 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:22,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:22,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:22,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:22,020 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:22,041 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:22,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:22,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:22,173 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:22,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:22,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:22,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:22,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:22,236 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:22,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:22,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:22,365 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:22,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:22,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:22,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:22,379 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:22,400 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:22,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:22,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:22,533 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:22,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:22,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:22,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:22,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:22,564 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:22,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:22,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:22,690 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:22,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:22,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:22,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:22,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:22,722 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:22,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:22,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:22,850 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:22,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:22,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:22,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:22,863 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:22,883 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:23,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:23,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:23,041 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:23,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:23,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:23,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:23,052 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:23,147 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:23,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:23,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:23,334 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:23,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:23,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:23,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:23,345 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:23,364 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:23,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:23,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:23,495 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:23,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:23,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:23,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:23,506 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:23,555 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:23,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:23,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:23,685 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:23,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:23,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:23,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:23,694 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:23,714 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:23,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:23,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:23,846 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:23,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:23,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:23,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:23,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:23,877 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:24,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:24,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:24,008 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:24,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:24,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:24,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:24,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:24,097 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:24,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:24,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:24,229 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:24,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:24,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:24,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:24,261 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:24,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:24,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:24,390 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:24,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:24,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:24,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:24,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:24,419 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:24,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:24,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:24,550 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:24,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:24,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:24,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:24,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:24,582 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:24,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:24,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:24,714 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:24,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:24,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:24,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:24,741 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:24,773 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:24,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:24,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:24,902 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:24,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:24,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:24,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:24,915 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:24,935 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:25,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:25,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:25,065 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:25,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:25,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:25,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:25,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:25,095 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:25,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:25,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:25,240 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:25,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:25,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:25,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:25,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:25,268 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:25,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:25,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:25,398 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:25,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:25,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:25,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:25,410 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:25,431 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:25,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:25,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:25,559 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:25,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:25,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:25,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:25,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:25,589 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:25,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:25,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:25,719 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:25,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:25,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:25,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:25,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:25,747 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:25,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:25,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:25,924 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:25,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:25,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:25,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:25,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:25,950 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:26,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:26,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:26,079 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:26,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:26,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:26,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:26,091 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:26,113 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:26,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:26,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:26,239 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:26,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:26,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:26,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:26,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:26,266 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:26,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:26,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:26,395 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:26,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:26,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:26,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:26,406 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:26,425 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:26,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:26,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:26,554 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:26,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:26,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:26,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:26,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:26,582 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:26,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:26,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:26,710 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:26,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:26,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:26,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:26,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:26,740 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:26,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:26,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:26,874 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:26,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:26,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:26,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:26,884 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:26,904 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:27,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:27,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:27,032 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:27,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:27,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:27,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:27,066 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:27,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:27,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:27,191 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:27,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:27,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:27,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:27,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:27,232 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:27,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:27,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:27,366 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:27,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:27,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:27,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:27,381 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:27,401 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:27,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:27,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:27,532 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:27,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:27,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:27,542 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:27,561 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:27,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:27,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:27,689 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:27,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:27,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:27,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:27,698 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:27,718 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:27,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:27,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:27,846 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:27,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:27,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:27,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:27,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:27,878 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:28,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:28,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:28,008 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:28,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:28,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:28,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:28,019 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:28,038 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:28,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:28,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:28,222 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:28,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:28,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:28,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:28,231 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:28,283 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:28,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:28,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:28,484 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:28,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:28,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:28,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:28,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:28,515 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:28,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:28,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:28,645 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:28,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:28,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:28,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:28,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:28,680 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:28,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:28,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:28,812 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:28,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:28,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:28,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:28,828 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:28,848 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:28,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:28,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:28,976 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:28,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:28,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:28,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:28,986 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:29,006 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:29,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:29,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:29,139 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:29,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:29,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:29,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:29,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:29,182 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:29,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:29,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:29,312 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:29,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:29,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:29,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:29,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:29,344 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:29,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:29,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:29,474 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:29,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:29,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:29,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:29,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:29,510 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:29,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:29,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:29,636 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:29,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:29,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:29,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:29,671 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:29,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:29,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:29,801 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:29,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:29,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:29,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:29,817 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:29,864 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:29,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:29,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:29,999 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:29,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:29,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:30,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:30,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:30,035 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:30,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:30,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:30,165 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:30,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:30,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:30,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:30,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:30,198 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:30,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:30,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:30,323 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:30,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:30,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:30,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:30,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:30,483 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:30,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:30,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:30,615 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:30,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:30,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:30,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:30,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:30,643 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:30,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:30,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:30,773 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:30,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:30,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:30,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:30,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:30,804 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:30,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:30,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:30,935 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:30,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:30,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:30,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:30,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:30,967 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:31,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:31,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:31,091 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:31,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:31,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:31,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:31,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:31,123 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:31,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:31,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:31,249 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:31,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:31,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:31,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:31,257 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:31,275 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:31,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:31,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:31,402 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:31,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:31,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:31,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:31,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:31,431 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:31,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:31,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:31,567 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:31,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:31,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:31,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:31,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:31,598 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:31,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:31,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:31,726 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:31,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:31,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:31,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:31,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:31,756 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:31,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:31,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:31,883 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:31,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:31,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:31,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:31,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:31,926 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:32,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:32,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:32,055 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:32,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:32,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:32,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:32,065 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:32,085 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:32,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:32,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:32,212 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:32,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:32,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:32,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:32,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:32,241 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:32,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:32,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:32,379 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:32,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:32,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:32,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:32,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:32,407 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:32,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:32,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:32,537 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:32,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:32,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:32,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:32,546 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:32,567 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:32,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:32,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:32,700 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:32,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:32,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:32,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:32,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:32,730 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:32,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:32,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:32,861 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:32,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:32,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:32,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:32,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:32,894 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:33,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:33,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:33,022 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:33,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:33,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:33,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:33,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:33,051 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:33,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:33,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:33,190 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:33,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:33,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:33,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:33,200 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:33,242 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:33,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:33,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:33,449 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:33,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:33,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:33,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:33,498 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:33,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:33,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:33,680 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:33,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:33,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:33,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:33,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:33,709 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:33,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:33,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:33,835 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:33,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:33,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:33,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:33,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:33,864 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:33,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:33,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:33,996 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:33,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:33,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:34,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:34,006 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:34,027 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:34,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:34,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:34,157 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:34,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:34,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:34,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:34,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:34,187 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:34,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:34,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:34,314 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:34,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:34,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:34,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:34,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:34,344 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:34,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:34,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:34,473 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:34,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:34,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:34,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:34,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:34,514 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:34,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:34,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:34,645 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:34,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:34,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:34,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:34,674 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:34,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:34,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:34,801 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:34,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:34,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:34,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:34,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:34,831 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:34,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:34,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:34,966 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:34,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:34,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:34,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:34,976 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:34,996 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:35,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:35,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:35,126 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:35,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:35,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:35,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:35,135 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:35,156 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:35,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:35,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:35,290 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:35,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:35,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:35,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:35,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:35,334 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:35,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:35,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:35,469 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:35,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:35,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:35,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:35,477 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:35,497 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:35,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:35,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:35,632 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:35,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:35,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:35,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:35,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:35,755 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:35,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:35,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:35,891 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:35,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:35,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:35,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:35,899 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:35,920 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:36,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:36,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:36,054 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:36,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:36,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:36,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:36,062 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:36,082 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:36,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:36,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:36,209 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:36,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:36,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:36,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:36,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:36,239 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:36,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:36,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:36,367 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:36,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:36,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:36,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:36,380 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:36,399 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:36,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:36,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:36,528 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:36,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:36,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:36,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:36,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:36,556 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:36,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:36,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:36,682 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:36,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:36,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:36,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:36,691 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:36,710 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:36,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:36,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:36,836 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:36,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:36,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:36,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:36,850 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:36,869 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:36,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:36,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:36,998 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:36,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:36,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:37,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:37,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:37,063 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:37,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:37,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:37,192 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:37,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:37,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:37,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:37,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:37,219 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:37,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:37,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:37,348 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:37,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:37,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:37,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:37,358 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:37,378 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:37,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:37,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:37,506 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:37,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:37,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:37,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:37,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:37,537 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:37,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:37,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:37,670 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:37,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:37,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:37,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:37,697 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:37,726 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:37,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:37,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:37,852 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:37,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:37,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:37,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:37,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:37,882 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:38,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:38,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:38,008 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:38,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:38,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:38,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:38,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:38,037 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:38,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:38,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:38,171 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:38,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:38,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:38,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:38,201 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:38,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:38,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:38,352 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:38,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:38,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:38,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:38,362 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:38,411 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:38,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:38,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:38,619 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:38,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:38,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:38,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:38,630 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:38,678 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:38,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:38,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:38,820 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:38,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:38,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:38,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:38,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:39,061 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:39,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:39,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:39,378 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:39,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:39,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:39,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:39,387 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:39,406 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:39,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:39,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:39,541 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:39,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:39,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:39,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:39,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:39,570 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:39,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:39,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:39,698 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:39,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:39,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:39,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:39,709 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:39,728 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:39,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:39,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:39,859 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:39,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:39,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:39,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:39,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:39,888 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:40,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:40,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:40,020 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:40,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:40,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:40,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:40,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:40,049 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:40,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:40,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:40,186 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:40,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:40,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:40,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:40,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:40,215 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:40,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:40,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:40,350 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:40,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:40,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:40,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:40,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:40,378 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:40,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:40,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:40,504 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:40,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:40,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:40,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:40,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:40,534 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:40,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:40,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:40,661 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:40,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:40,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:40,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:40,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:40,688 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:40,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:40,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:40,818 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:40,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:40,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:40,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:40,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:40,847 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:40,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:40,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:40,975 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:40,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:40,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:40,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:40,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:41,004 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:41,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:41,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:41,131 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:41,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:41,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:41,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:41,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:41,160 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:41,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:41,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:41,291 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:41,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:41,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:41,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:41,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:41,320 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:41,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:41,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:41,447 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:41,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:41,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:41,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:41,471 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:41,524 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:41,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:41,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:41,653 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:41,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:41,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:41,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:41,663 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:41,683 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:41,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:41,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:41,828 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:41,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:41,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:41,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:41,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:41,858 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:41,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:41,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:41,986 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:41,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:41,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:41,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:41,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:42,015 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:42,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:42,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:42,144 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:42,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:42,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:42,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:42,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:42,175 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:42,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:42,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:42,304 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:42,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:42,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:42,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:42,314 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:42,334 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:42,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:42,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:42,464 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:42,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:42,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:42,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:42,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:42,494 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:42,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:42,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:42,622 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:42,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:42,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:42,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:42,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:42,651 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:42,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:42,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:42,782 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:42,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:42,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:42,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:42,793 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:42,814 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:42,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:42,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:42,943 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:42,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:42,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:42,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:42,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:42,972 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:43,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:43,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:43,102 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:43,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:43,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:43,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:43,133 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:43,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:43,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:43,262 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:43,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:43,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:43,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:43,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:43,291 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:43,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:43,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:43,424 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:43,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:43,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:43,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:43,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:43,486 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:43,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:43,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:43,731 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:43,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:43,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:43,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:43,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:43,793 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:43,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:43,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:43,943 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:43,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:43,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:43,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:43,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:43,973 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:44,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:44,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:44,109 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:44,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:44,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:44,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:44,117 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:44,136 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:44,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:44,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:44,265 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:44,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:44,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:44,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:44,278 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:44,298 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:44,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:44,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:44,426 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:44,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:44,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:44,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:44,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:44,458 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:44,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:44,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:44,590 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:44,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:44,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:44,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:44,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:44,620 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:44,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:44,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:44,753 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:44,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:44,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:44,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:44,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:44,785 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:44,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:44,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:44,917 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:44,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:44,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:44,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:44,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:44,947 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:45,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:45,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:45,079 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:45,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:45,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:45,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:45,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:45,107 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:45,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:45,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:45,244 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:45,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:45,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:45,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:45,275 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:45,298 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:45,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:45,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:45,431 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:45,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:45,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:45,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:45,440 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:45,460 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:45,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:45,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:45,594 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:45,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:45,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:45,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:45,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:45,623 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:45,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:45,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:45,760 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:45,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:45,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:45,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:45,770 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:45,790 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:45,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:45,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:45,928 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:45,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:45,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:45,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:45,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:45,958 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:46,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:46,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:46,082 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:46,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:46,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:46,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:46,092 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:46,111 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:46,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:46,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:46,237 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:46,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:46,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:46,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:46,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:46,266 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:46,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:46,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:46,391 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:46,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:46,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:46,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:46,401 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:46,421 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:46,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:46,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:46,550 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:46,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:46,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:46,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:46,578 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:46,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:46,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:46,705 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:46,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:46,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:46,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:46,714 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:46,733 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:46,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:46,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:46,861 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:46,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:46,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:46,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:46,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:46,890 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:47,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:47,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:47,015 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:47,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:47,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:47,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:47,044 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:47,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:47,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:47,171 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:47,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:47,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:47,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:47,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:47,198 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:47,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:47,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:47,328 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:47,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:47,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:47,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:47,337 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:47,356 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:47,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:47,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:47,485 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:47,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:47,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:47,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:47,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:47,513 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:47,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:47,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:47,644 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:47,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:47,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:47,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:47,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:47,672 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:47,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:47,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:47,806 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:47,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:47,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:47,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:47,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:47,837 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:47,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:47,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:47,966 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:47,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:47,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:47,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:47,976 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:47,996 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:48,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:48,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:48,125 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:48,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:48,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:48,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:48,134 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:48,154 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:48,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:48,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:48,279 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:48,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:48,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:48,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:48,296 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:48,313 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:48,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:48,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:48,442 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:48,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:48,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:48,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:48,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:48,470 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:48,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:48,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:48,620 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:48,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:48,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:48,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:48,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:48,670 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:48,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:48,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:48,864 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:48,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:48,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:48,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:48,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:48,925 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:49,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:49,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:49,074 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:49,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:49,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:49,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:49,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:49,123 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:49,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:49,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:49,251 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:49,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:49,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:49,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:49,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:49,277 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:49,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:49,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:49,406 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:49,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:49,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:49,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:49,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:49,434 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:49,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:49,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:49,566 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:49,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:49,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:49,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:49,576 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:49,597 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:49,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:49,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:49,736 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:49,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:49,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:49,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:49,745 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:49,765 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:49,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:49,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:49,901 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:49,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:49,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:49,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:49,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:49,933 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:50,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:50,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:50,066 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:50,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:50,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:50,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:50,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:50,097 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:50,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:50,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:50,228 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:50,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:50,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:50,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:50,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:50,257 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:50,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:50,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:50,386 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:50,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:50,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:50,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:50,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:50,416 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:50,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:50,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:50,550 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:50,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:50,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:50,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:50,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:50,627 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:50,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:50,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:50,762 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:50,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:50,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:50,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:50,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:50,793 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:50,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:50,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:50,921 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:50,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:50,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:50,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:50,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:50,952 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:51,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:51,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:51,079 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:51,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:51,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:51,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:51,089 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:51,110 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:51,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:51,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:51,236 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:51,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:51,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:51,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:51,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:51,266 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:51,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:51,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:51,394 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:51,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:51,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:51,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:51,408 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:51,428 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:51,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:51,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:51,555 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:51,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:51,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:51,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:51,566 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:51,586 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:51,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:51,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:51,713 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:51,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:51,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:51,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:51,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:51,749 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:51,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:51,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:51,883 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:51,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:51,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:51,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:51,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:51,919 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:52,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:52,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:52,051 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:52,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:52,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:52,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:52,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:52,084 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:52,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:52,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:52,215 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:52,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:52,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:52,226 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:52,246 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:52,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:52,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:52,379 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:52,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:52,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:52,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:52,389 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:52,408 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:52,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:52,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:52,540 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:52,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:52,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:52,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:52,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:52,570 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:52,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:52,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:52,702 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:52,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:52,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:52,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:52,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:52,732 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:52,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:52,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:52,868 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:52,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:52,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:52,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:52,878 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:52,899 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:53,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:53,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:53,032 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:53,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:53,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:53,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:53,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:53,063 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:53,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:53,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:53,195 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:53,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:53,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:53,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:53,224 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:53,254 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:53,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:53,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:53,386 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:53,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:53,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:53,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:53,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:53,417 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:53,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:53,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:53,545 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:53,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:53,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:53,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:53,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:53,574 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:53,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:53,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:53,736 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:53,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:53,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:53,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:53,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:53,787 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:53,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:53,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:53,984 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:53,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:53,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:53,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:53,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:54,013 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:54,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:54,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:54,147 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:54,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:54,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:54,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:54,167 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:54,189 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:54,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:54,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:54,322 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:54,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:54,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:54,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:54,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:54,351 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:54,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:54,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:54,482 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:54,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:54,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:54,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:54,513 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:54,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:54,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:54,642 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:54,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:54,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:54,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:54,650 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:54,671 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:54,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:54,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:54,804 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:54,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:54,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:54,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:54,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:54,835 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:54,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:54,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:54,968 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:54,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:54,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:54,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:54,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:54,997 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:55,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:55,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:55,131 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:55,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:55,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:55,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:55,163 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:55,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:55,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:55,293 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:55,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:55,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:55,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:55,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:55,324 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:55,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:55,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:55,455 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:55,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:55,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:55,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:55,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:55,488 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:55,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:55,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:55,620 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:55,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:55,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:55,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:55,630 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:55,650 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:55,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:55,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:55,783 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:55,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:55,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:55,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:55,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:55,820 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:55,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:55,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:55,954 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:55,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:55,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:55,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:55,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:55,990 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:56,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:56,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:56,121 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:56,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:56,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:56,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:56,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:56,150 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:56,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:56,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:56,280 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:56,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:56,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:56,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:56,289 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:56,309 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:56,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:56,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:56,444 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:56,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:56,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:56,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:56,453 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:56,474 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:56,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:56,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:56,609 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:56,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:56,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:56,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:56,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:56,638 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:56,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:56,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:56,765 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:56,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:56,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:56,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:56,792 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:56,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:56,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:56,919 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:56,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:56,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:56,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:56,928 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:56,947 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:57,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:57,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:57,076 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:57,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:57,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:57,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:57,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:57,105 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:57,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:57,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:57,233 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:57,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:57,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:57,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:57,243 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:57,263 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:57,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:57,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:57,392 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:57,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:57,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:57,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:57,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:57,422 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:57,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:57,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:57,547 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:57,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:57,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:57,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:57,557 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:57,575 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:57,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:57,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:57,711 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:57,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:57,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:57,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:57,745 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:57,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:57,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:57,876 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:57,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:57,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:57,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:57,884 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:57,904 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:58,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:58,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:58,034 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:58,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:58,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:58,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:58,044 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:58,063 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:58,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:58,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:58,196 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:58,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:58,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:58,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:58,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:58,226 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:58,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:58,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:58,360 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:58,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:58,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:58,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:58,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:58,390 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:58,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:58,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:58,518 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:58,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:58,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:58,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:58,547 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:58,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:58,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:58,681 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:58,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:58,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:58,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:58,691 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:58,711 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:58,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:58,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:58,861 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:58,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:58,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:58,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:58,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:58,913 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:59,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:59,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:59,139 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:59,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:59,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:59,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:59,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:59,189 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:59,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:59,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:59,315 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:59,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:59,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:59,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:59,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:59,344 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:59,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:59,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:59,472 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:59,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:59,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:59,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:59,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:59,501 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:59,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:59,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:59,638 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:59,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:59,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:59,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:59,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:59,667 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:59,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:59,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:59,793 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:59,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:59,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:59,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:59,821 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:37:59,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:37:59,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:37:59,946 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:37:59,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:37:59,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:37:59,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:37:59,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:37:59,975 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:00,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:00,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:00,103 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:00,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:00,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:00,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:00,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:00,131 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:00,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:00,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:00,261 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:00,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:00,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:00,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:00,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:00,289 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:00,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:00,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:00,413 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:00,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:00,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:00,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:00,423 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:00,443 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:00,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:00,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:00,573 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:00,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:00,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:00,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:00,583 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:00,603 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:00,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:00,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:00,733 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:00,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:00,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:00,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:00,744 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:00,763 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:00,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:00,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:00,891 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:00,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:00,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:00,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:00,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:00,921 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:01,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:01,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:01,049 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:01,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:01,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:01,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:01,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:01,080 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:01,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:01,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:01,213 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:01,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:01,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:01,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:01,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:01,244 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:01,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:01,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:01,380 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:01,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:01,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:01,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:01,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:01,411 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:01,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:01,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:01,547 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:01,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:01,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:01,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:01,558 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:01,579 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:01,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:01,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:01,709 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:01,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:01,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:01,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:01,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:01,736 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:01,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:01,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:01,864 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:01,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:01,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:01,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:01,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:01,939 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:02,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:02,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:02,064 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:02,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:02,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:02,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:02,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:02,092 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:02,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:02,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:02,220 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:02,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:02,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:02,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:02,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:02,250 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:02,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:02,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:02,378 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:02,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:02,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:02,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:02,386 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:02,406 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:02,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:02,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:02,533 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:02,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:02,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:02,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:02,544 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:02,564 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:02,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:02,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:02,693 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:02,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:02,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:02,706 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:02,725 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:02,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:02,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:02,851 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:02,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:02,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:02,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:02,863 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:02,882 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:03,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:03,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:03,009 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:03,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:03,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:03,020 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:03,039 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:03,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:03,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:03,169 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:03,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:03,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:03,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:03,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:03,198 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:03,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:03,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:03,329 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:03,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:03,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:03,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:03,338 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:03,356 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:03,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:03,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:03,482 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:03,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:03,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:03,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:03,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:03,513 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:03,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:03,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:03,641 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:03,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:03,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:03,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:03,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:03,668 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:03,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:03,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:03,798 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:03,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:03,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:03,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:03,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:03,826 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:03,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:03,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:03,983 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:03,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:03,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:03,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:03,993 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:04,041 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:04,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:04,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:04,246 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:04,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:04,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:04,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:04,293 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:04,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:04,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:04,427 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:04,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:04,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:04,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:04,455 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:04,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:04,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:04,583 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:04,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:04,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:04,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:04,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:04,638 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:04,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:04,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:04,767 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:04,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:04,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:04,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:04,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:04,889 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:05,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:05,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:05,017 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:05,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:05,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:05,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:05,044 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:05,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:05,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:05,170 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:05,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:05,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:05,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:05,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:05,287 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:05,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:05,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:05,415 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:05,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:05,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:05,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:05,439 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:05,458 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:05,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:05,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:05,586 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:05,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:05,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:05,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:05,596 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:05,616 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:05,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:05,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:05,746 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:05,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:05,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:05,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:05,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:05,774 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:05,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:05,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:05,902 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:05,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:05,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:05,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:05,930 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:06,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:06,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:06,059 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:06,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:06,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:06,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:06,089 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:06,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:06,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:06,213 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:06,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:06,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:06,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:06,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:06,241 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:06,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:06,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:06,368 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:06,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:06,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:06,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:06,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:06,397 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:06,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:06,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:06,526 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:06,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:06,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:06,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:06,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:06,572 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:06,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:06,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:06,702 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:06,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:06,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:06,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:06,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:06,840 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:06,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:06,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:06,968 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:06,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:06,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:06,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:06,979 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:06,998 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:07,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:07,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:07,126 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:07,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:07,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:07,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:07,141 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:07,160 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:07,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:07,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:07,286 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:07,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:07,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:07,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:07,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:07,313 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:07,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:07,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:07,440 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:07,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:07,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:07,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:07,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:07,468 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:07,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:07,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:07,596 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:07,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:07,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:07,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:07,604 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:07,622 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:07,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:07,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:07,748 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:07,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:07,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:07,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:07,756 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:07,776 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:07,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:07,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:07,905 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:07,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:07,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:07,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:07,913 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:07,932 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:08,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:08,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:08,061 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:08,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:08,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:08,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:08,071 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:08,091 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:08,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:08,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:08,222 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:08,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:08,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:08,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:08,231 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:08,250 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:08,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:08,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:08,374 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:08,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:08,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:08,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:08,383 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:08,402 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:08,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:08,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:08,529 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:08,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:08,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:08,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:08,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:08,559 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:08,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:08,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:08,688 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:08,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:08,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:08,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:08,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:08,715 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:08,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:08,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:08,839 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:08,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:08,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:08,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:08,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:08,867 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:08,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:08,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:08,994 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:08,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:08,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:09,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:09,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:09,036 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:09,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:09,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:09,248 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:09,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:09,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:09,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:09,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:09,303 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:09,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:09,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:09,504 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:09,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:09,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:09,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:09,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:09,532 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:09,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:09,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:09,660 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:09,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:09,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:09,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:09,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:09,690 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:09,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:09,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:09,814 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:09,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:09,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:09,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:09,823 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:09,842 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:09,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:09,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:09,970 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:09,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:09,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:09,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:09,981 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:10,000 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:10,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:10,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:10,125 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:10,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:10,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:10,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:10,134 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:10,154 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:10,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:10,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:10,284 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:10,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:10,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:10,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:10,294 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:10,314 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:10,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:10,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:10,442 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:10,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:10,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:10,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:10,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:10,472 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:10,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:10,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:10,600 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:10,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:10,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:10,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:10,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:10,637 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:10,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:10,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:10,766 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:10,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:10,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:10,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:10,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:11,112 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:11,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:11,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:11,237 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:11,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:11,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:11,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:11,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:11,265 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:11,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:11,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:11,394 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:11,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:11,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:11,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:11,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:11,424 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:11,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:11,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:11,553 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:11,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:11,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:11,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:11,579 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:11,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:11,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:11,706 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:11,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:11,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:11,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:11,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:11,773 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:11,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:11,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:11,901 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:11,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:11,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:11,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:11,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:11,931 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:12,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:12,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:12,057 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:12,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:12,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:12,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:12,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:12,085 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:12,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:12,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:12,213 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:12,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:12,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:12,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:12,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:12,241 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:12,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:12,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:12,368 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:12,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:12,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:12,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:12,377 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:12,396 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:12,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:12,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:12,524 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:12,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:12,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:12,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:12,536 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:12,557 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:12,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:12,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:12,690 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:12,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:12,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:12,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:12,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:12,720 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:12,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:12,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:12,845 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:12,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:12,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:12,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:12,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:12,873 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:13,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:13,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:13,001 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:13,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:13,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:13,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:13,012 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:13,032 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:13,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:13,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:13,160 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:13,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:13,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:13,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:13,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:13,195 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:13,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:13,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:13,324 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:13,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:13,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:13,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:13,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:13,353 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:13,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:13,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:13,480 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:13,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:13,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:13,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:13,493 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:13,513 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:13,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:13,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:13,636 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:13,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:13,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:13,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:13,652 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:13,672 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:13,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:13,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:13,803 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:13,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:13,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:13,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:13,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:13,833 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:13,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:13,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:13,962 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:13,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:13,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:13,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:13,971 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:13,990 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:14,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:14,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:14,120 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:14,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:14,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:14,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:14,130 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:14,177 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:14,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:14,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:14,380 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:14,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:14,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:14,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:14,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:14,429 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:14,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:14,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:14,616 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:14,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:14,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:14,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:14,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:14,644 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:14,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:14,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:14,770 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:14,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:14,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:14,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:14,779 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:14,798 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:14,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:14,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:14,924 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:14,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:14,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:14,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:14,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:14,951 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:15,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:15,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:15,078 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:15,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:15,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:15,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:15,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:15,110 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:15,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:15,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:15,237 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:15,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:15,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:15,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:15,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:15,265 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:15,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:15,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:15,393 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:15,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:15,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:15,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:15,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:15,421 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:15,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:15,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:15,547 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:15,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:15,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:15,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:15,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:15,575 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:15,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:15,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:15,701 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:15,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:15,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:15,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:15,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:15,729 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:15,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:15,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:15,856 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:15,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:15,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:15,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:15,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:15,883 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:16,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:16,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:16,011 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:16,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:16,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:16,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:16,021 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:16,041 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:16,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:16,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:16,166 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:16,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:16,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:16,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:16,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:16,194 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:16,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:16,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:16,322 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:16,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:16,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:16,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:16,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:16,349 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:16,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:16,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:16,476 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:16,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:16,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:16,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:16,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:16,506 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:16,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:16,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:16,634 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:16,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:16,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:16,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:16,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:16,662 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:16,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:16,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:16,789 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:16,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:16,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:16,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:16,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:16,824 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:16,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:16,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:16,951 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:16,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:16,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:16,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:16,961 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:16,980 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:17,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:17,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:17,106 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:17,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:17,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:17,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:17,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:17,134 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:17,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:17,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:17,261 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:17,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:17,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:17,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:17,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:17,288 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:17,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:17,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:17,417 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:17,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:17,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:17,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:17,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:17,447 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:17,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:17,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:17,584 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:17,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:17,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:17,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:17,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:17,611 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:17,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:17,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:17,748 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:17,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:17,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:17,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:17,758 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:17,777 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:17,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:17,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:17,908 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:17,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:17,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:17,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:17,917 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:17,937 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:18,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:18,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:18,065 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:18,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:18,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:18,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:18,077 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:18,096 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:18,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:18,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:18,224 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:18,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:18,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:18,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:18,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:18,254 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:18,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:18,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:18,381 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:18,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:18,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:18,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:18,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:18,409 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:18,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:18,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:18,540 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:18,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:18,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:18,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:18,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:18,568 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:18,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:18,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:18,695 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:18,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:18,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:18,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:18,724 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:18,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:18,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:18,852 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:18,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:18,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:18,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:18,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:18,879 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:19,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:19,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:19,006 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:19,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:19,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:19,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:19,051 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:19,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:19,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:19,181 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:19,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:19,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:19,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:19,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:19,207 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:19,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:19,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:19,371 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:19,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:19,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:19,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:19,388 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:19,509 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:19,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:19,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:19,715 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:19,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:19,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:19,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:19,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:19,744 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:19,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:19,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:19,873 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:19,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:19,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:19,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:19,882 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:19,902 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:20,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:20,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:20,031 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:20,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:20,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:20,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:20,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:20,060 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:20,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:20,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:20,192 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:20,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:20,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:20,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:20,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:20,219 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:20,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:20,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:20,350 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:20,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:20,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:20,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:20,360 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:20,380 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:20,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:20,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:20,509 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:20,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:20,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:20,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:20,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:20,537 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:20,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:20,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:20,662 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:20,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:20,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:20,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:20,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:20,690 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:20,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:20,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:20,819 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:20,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:20,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:20,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:20,828 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:20,848 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:20,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:20,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:20,982 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:20,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:20,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:20,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:20,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:21,010 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:21,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:21,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:21,133 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:21,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:21,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:21,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:21,143 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:21,161 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:21,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:21,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:21,289 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:21,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:21,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:21,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:21,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:21,318 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:21,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:21,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:21,445 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:21,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:21,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:21,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:21,453 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:21,472 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:21,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:21,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:21,599 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:21,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:21,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:21,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:21,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:21,626 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:21,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:21,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:21,757 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:21,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:21,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:21,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:21,767 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:21,786 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:21,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:21,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:21,914 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:21,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:21,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:21,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:21,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:21,944 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:22,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:22,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:22,072 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:22,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:22,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:22,087 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:22,176 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:22,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:22,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:22,304 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:22,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:22,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:22,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:22,313 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:22,334 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:22,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:22,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:22,460 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:22,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:22,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:22,467 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:22,486 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:22,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:22,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:22,617 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:22,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:22,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:22,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:22,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:22,644 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:22,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:22,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:22,771 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:22,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:22,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:22,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:22,780 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:22,799 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:22,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:22,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:22,931 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:22,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:22,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:22,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:22,940 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:22,960 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:23,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:23,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:23,089 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:23,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:23,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:23,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:23,099 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:23,118 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:23,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:23,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:23,249 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:23,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:23,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:23,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:23,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:23,277 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:23,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:23,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:23,404 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:23,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:23,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:23,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:23,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:23,433 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:23,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:23,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:23,561 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:23,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:23,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:23,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:23,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:23,591 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:23,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:23,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:23,717 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:23,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:23,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:23,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:23,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:23,745 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:23,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:23,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:23,873 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:23,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:23,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:23,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:23,884 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:23,904 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:24,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:24,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:24,038 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:24,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:24,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:24,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:24,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:24,068 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:24,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:24,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:24,198 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:24,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:24,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:24,207 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:24,226 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:24,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:24,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:24,356 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:24,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:24,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:24,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:24,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:24,403 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:24,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:24,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:24,629 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:24,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:24,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:24,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:24,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:24,683 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:24,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:24,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:24,842 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:24,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:24,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:24,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:24,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:24,892 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:25,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:25,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:25,018 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:25,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:25,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:25,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:25,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:25,046 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:25,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:25,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:25,173 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:25,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:25,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:25,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:25,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:25,199 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:25,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:25,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:25,326 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:25,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:25,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:25,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:25,334 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:25,354 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:25,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:25,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:25,482 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:25,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:25,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:25,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:25,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:25,509 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:25,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:25,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:25,634 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:25,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:25,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:25,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:25,641 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:25,659 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:25,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:25,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:25,788 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:25,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:25,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:25,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:25,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:25,817 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:25,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:25,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:25,946 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:25,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:25,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:25,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:25,954 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:25,974 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:26,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:26,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:26,103 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:26,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:26,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:26,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:26,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:26,131 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:26,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:26,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:26,260 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:26,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:26,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:26,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:26,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:26,290 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:26,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:26,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:26,417 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:26,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:26,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:26,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:26,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:26,455 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:26,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:26,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:26,582 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:26,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:26,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:26,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:26,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:26,962 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:27,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:27,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:27,091 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:27,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:27,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:27,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:27,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:27,119 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:27,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:27,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:27,246 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:27,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:27,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:27,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:27,256 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:27,275 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:27,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:27,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:27,402 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:27,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:27,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:27,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:27,412 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:27,430 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:27,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:27,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:27,564 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:27,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:27,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:27,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:27,574 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:27,593 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:27,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:27,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:27,718 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:27,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:27,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:27,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:27,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:27,747 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:27,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:27,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:27,884 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:27,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:27,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:27,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:27,892 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:27,912 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:28,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:28,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:28,040 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:28,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:28,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:28,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:28,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:28,067 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:28,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:28,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:28,196 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:28,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:28,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:28,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:28,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:28,225 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:28,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:28,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:28,353 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:28,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:28,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:28,363 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:28,399 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:28,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:28,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:28,532 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:28,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:28,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:28,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:28,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:28,560 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:28,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:28,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:28,688 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:28,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:28,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:28,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:28,697 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:28,715 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:28,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:28,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:28,844 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:28,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:28,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:28,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:28,854 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:28,873 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:29,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:29,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:29,004 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:29,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:29,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:29,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:29,013 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:29,033 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:29,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:29,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:29,160 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:29,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:29,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:29,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:29,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:29,187 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:29,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:29,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:29,315 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:29,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:29,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:29,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:29,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:29,346 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:29,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:29,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:29,474 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:29,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:29,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:29,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:29,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:29,510 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:29,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:29,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:29,726 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:29,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:29,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:29,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:29,736 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:29,784 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:29,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:29,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:29,965 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:29,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:29,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:29,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:29,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:29,995 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:30,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:30,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:30,123 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:30,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:30,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:30,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:30,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:30,151 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:30,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:30,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:30,280 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:30,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:30,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:30,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:30,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:30,311 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:30,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:30,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:30,438 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:30,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:30,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:30,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:30,448 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:30,468 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:30,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:30,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:30,595 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:30,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:30,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:30,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:30,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:30,632 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:30,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:30,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:30,758 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:30,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:30,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:30,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:30,766 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:30,786 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:30,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:30,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:30,914 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:30,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:30,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:30,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:30,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:30,941 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:31,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:31,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:31,066 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:31,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:31,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:31,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:31,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:31,096 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:31,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:31,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:31,220 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:31,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:31,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:31,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:31,229 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:31,250 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:31,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:31,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:31,375 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:31,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:31,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:31,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:31,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:31,401 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:31,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:31,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:31,529 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:31,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:31,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:31,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:31,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:31,558 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:31,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:31,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:31,685 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:31,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:31,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:31,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:31,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:31,726 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:31,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:31,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:31,855 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:31,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:31,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:31,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:31,864 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:31,883 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:32,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:32,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:32,011 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:32,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:32,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:32,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:32,020 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:32,039 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:32,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:32,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:32,166 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:32,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:32,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:32,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:32,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:32,194 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:32,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:32,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:32,320 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:32,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:32,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:32,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:32,327 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:32,348 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:32,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:32,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:32,478 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:32,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:32,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:32,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:32,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:32,506 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:32,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:32,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:32,632 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:32,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:32,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:32,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:32,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:32,660 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:32,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:32,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:32,788 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:32,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:32,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:32,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:32,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:32,817 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:32,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:32,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:32,945 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:32,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:32,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:32,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:32,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:32,974 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:33,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:33,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:33,100 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:33,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:33,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:33,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:33,110 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:33,128 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:33,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:33,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:33,256 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:33,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:33,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:33,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:33,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:33,302 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:33,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:33,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:33,430 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:33,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:33,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:33,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:33,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:33,463 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:33,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:33,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:33,592 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:33,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:33,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:33,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:33,607 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:33,626 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:33,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:33,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:33,754 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:33,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:33,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:33,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:33,763 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:33,782 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:33,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:33,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:33,912 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:33,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:33,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:33,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:33,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:33,941 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:34,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:34,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:34,070 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:34,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:34,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:34,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:34,078 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:34,097 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:34,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:34,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:34,225 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:34,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:34,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:34,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:34,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:34,252 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:34,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:34,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:34,383 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:34,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:34,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:34,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:34,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:34,411 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:34,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:34,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:34,538 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:34,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:34,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:34,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:34,546 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:34,566 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:34,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:34,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:34,739 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:34,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:34,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:34,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:34,749 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:34,796 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:34,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:34,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:34,987 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:34,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:34,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:34,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:35,015 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:35,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:35,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:35,146 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:35,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:35,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:35,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:35,161 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:35,180 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:35,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:35,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:35,310 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:35,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:35,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:35,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:35,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:35,338 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:35,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:35,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:35,469 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:35,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:35,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:35,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:35,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:35,497 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:35,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:35,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:35,626 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:35,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:35,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:35,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:35,637 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:35,697 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:35,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:35,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:35,828 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:35,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:35,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:35,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:35,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:35,858 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:35,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:35,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:35,985 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:35,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:35,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:35,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:35,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:36,016 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:36,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:36,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:36,141 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:36,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:36,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:36,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:36,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:36,170 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:36,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:36,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:36,300 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:36,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:36,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:36,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:36,309 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:36,328 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:36,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:36,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:36,462 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:36,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:36,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:36,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:36,491 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:36,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:36,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:36,619 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:36,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:36,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:36,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:36,628 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:36,646 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:36,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:36,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:36,774 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:36,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:36,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:36,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:36,782 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:36,801 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:36,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:36,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:36,928 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:36,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:36,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:36,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:36,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:36,957 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:37,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:37,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:37,082 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:37,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:37,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:37,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:37,091 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:37,110 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:37,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:37,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:37,238 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:37,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:37,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:37,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:37,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:37,266 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:37,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:37,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:37,391 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:37,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:37,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:37,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:37,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:37,418 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:37,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:37,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:37,544 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:37,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:37,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:37,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:37,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:37,572 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:37,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:37,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:37,699 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:37,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:37,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:37,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:37,800 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:37,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:37,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:37,928 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:37,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:37,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:37,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:37,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:37,956 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:38,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:38,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:38,087 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:38,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:38,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:38,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:38,100 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:38,120 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:38,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:38,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:38,249 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:38,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:38,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:38,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:38,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:38,320 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:38,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:38,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:38,445 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:38,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:38,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:38,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:38,453 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:38,472 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:38,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:38,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:38,599 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:38,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:38,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:38,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:38,609 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:38,629 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:38,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:38,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:38,756 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:38,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:38,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:38,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:38,767 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:38,785 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:38,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:38,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:38,913 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:38,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:38,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:38,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:38,922 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:38,943 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:39,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:39,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:39,070 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:39,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:39,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:39,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:39,079 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:39,098 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:39,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:39,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:39,232 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:39,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:39,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:39,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:39,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:39,260 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:39,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:39,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:39,386 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:39,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:39,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:39,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:39,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:39,414 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:39,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:39,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:39,539 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:39,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:39,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:39,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:39,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:39,567 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:39,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:39,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:39,693 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:39,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:39,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:39,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:39,702 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:39,721 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:39,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:39,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:39,938 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:39,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:39,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:39,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:39,949 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:40,001 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:40,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:40,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:40,217 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:40,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:40,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:40,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:40,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:40,246 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:40,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:40,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:40,373 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:40,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:40,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:40,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:40,381 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:40,399 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:40,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:40,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:40,528 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:40,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:40,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:40,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:40,535 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:40,555 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:40,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:40,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:40,684 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:40,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:40,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:40,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:40,714 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:40,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:40,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:40,841 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:40,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:40,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:40,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:40,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:40,868 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:40,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:40,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:40,995 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:40,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:40,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:41,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:41,004 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:41,024 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:41,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:41,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:41,151 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:41,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:41,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:41,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:41,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:41,184 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:41,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:41,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:41,317 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:41,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:41,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:41,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:41,325 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:41,345 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:41,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:41,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:41,474 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:41,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:41,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:41,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:41,483 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:41,504 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:41,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:41,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:41,633 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:41,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:41,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:41,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:41,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:41,661 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:41,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:41,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:41,788 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:41,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:41,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:41,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:41,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:41,818 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:41,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:41,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:41,942 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:41,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:41,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:41,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:41,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:41,971 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:42,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:42,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:42,106 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:42,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:42,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:42,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:42,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:42,135 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:42,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:42,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:42,260 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:42,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:42,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:42,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:42,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:42,289 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:42,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:42,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:42,413 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:42,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:42,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:42,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:42,423 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:42,442 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:42,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:42,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:42,570 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:42,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:42,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:42,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:42,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:42,597 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:42,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:42,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:42,723 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:42,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:42,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:42,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:42,732 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:42,751 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:42,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:42,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:42,880 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:42,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:42,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:42,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:42,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:42,907 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:43,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:43,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:43,037 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:43,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:43,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:43,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:43,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:43,064 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:43,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:43,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:43,193 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:43,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:43,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:43,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:43,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:43,223 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:43,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:43,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:43,347 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:43,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:43,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:43,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:43,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:43,377 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:43,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:43,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:43,504 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:43,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:43,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:43,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:43,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:43,533 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:43,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:43,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:43,660 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:43,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:43,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:43,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:43,672 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:43,691 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:43,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:43,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:43,816 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:43,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:43,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:43,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:43,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:43,846 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:43,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:43,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:43,974 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:43,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:43,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:43,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:43,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:44,004 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:44,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:44,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:44,130 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:44,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:44,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:44,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:44,148 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:44,167 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:44,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:44,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:44,296 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:44,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:44,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:44,305 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:44,325 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:44,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:44,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:44,453 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:44,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:44,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:44,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:44,462 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:44,482 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:44,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:44,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:44,617 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:44,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:44,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:44,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:44,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:44,645 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:44,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:44,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:44,775 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:44,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:44,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:44,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:44,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:44,801 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:44,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:44,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:44,966 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:44,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:44,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:44,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:44,974 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:45,018 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:45,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:45,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:45,233 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:45,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:45,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:45,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:45,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:45,282 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:45,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:45,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:45,421 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:45,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:45,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:45,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:45,428 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:45,448 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:45,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:45,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:45,577 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:45,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:45,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:45,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:45,588 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:45,608 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:45,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:45,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:45,738 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:45,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:45,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:45,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:45,747 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:45,767 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:45,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:45,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:45,894 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:45,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:45,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:45,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:45,903 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:45,922 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:46,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:46,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:46,053 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:46,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:46,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:46,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:46,062 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:46,081 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:46,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:46,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:46,209 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:46,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:46,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:46,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:46,220 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:46,239 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:46,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:46,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:46,370 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:46,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:46,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:46,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:46,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:46,397 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:46,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:46,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:46,531 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:46,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:46,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:46,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:46,541 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:46,561 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:46,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:46,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:46,694 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:46,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:46,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:46,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:46,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:47,156 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:47,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:47,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:47,291 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:47,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:47,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:47,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:47,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:47,321 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:47,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:47,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:47,449 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:47,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:47,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:47,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:47,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:47,478 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:47,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:47,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:47,604 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:47,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:47,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:47,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:47,614 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:47,634 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:47,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:47,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:47,760 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:47,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:47,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:47,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:47,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:47,795 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:47,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:47,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:47,922 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:47,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:47,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:47,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:47,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:47,949 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:48,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:48,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:48,074 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:48,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:48,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:48,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:48,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:48,102 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:48,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:48,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:48,228 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:48,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:48,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:48,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:48,238 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:48,257 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:48,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:48,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:48,385 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:48,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:48,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:48,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:48,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:48,413 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:48,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:48,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:48,542 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:48,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:48,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:48,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:48,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:48,573 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:48,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:48,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:48,701 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:48,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:48,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:48,710 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:48,730 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:48,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:48,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:48,859 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:48,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:48,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:48,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:48,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:48,887 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:49,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:49,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:49,015 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:49,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:49,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:49,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:49,024 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:49,044 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:49,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:49,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:49,175 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:49,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:49,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:49,184 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:49,203 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:49,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:49,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:49,330 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:49,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:49,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:49,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:49,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:49,358 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:49,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:49,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:49,485 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:49,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:49,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:49,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:49,516 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:49,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:49,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:49,644 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:49,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:49,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:49,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:49,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:49,672 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:49,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:49,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:49,798 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:49,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:49,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:49,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:49,809 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:49,828 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:49,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:49,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:49,956 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:49,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:49,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:49,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:49,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:49,997 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:50,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:50,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:50,192 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:50,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:50,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:50,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:50,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:50,246 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:50,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:50,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:50,459 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:50,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:50,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:50,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:50,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:50,485 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:50,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:50,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:50,612 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:50,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:50,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:50,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:50,623 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:50,643 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:50,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:50,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:50,765 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:50,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:50,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:50,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:50,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:50,792 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:50,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:50,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:50,921 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:50,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:50,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:50,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:50,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:50,948 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:51,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:51,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:51,075 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:51,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:51,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:51,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:51,083 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:51,102 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:51,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:51,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:51,229 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:51,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:51,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:51,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:51,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:51,258 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:51,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:51,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:51,386 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:51,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:51,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:51,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:51,397 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:51,417 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:51,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:51,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:51,546 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:51,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:51,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:51,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:51,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:51,574 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:51,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:51,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:51,792 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:51,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:51,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:51,802 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:51,823 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:51,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:51,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:51,950 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:51,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:51,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:51,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:51,961 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:51,980 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:52,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:52,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:52,106 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:52,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:52,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:52,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:52,135 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:52,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:52,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:52,261 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:52,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:52,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:52,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:52,269 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:52,290 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:52,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:52,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:52,421 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:52,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:52,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:52,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:52,432 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:52,450 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:52,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:52,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:52,579 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:52,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:52,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:52,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:52,588 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:52,607 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:52,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:52,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:52,737 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:52,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:52,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:52,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:52,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:52,765 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:52,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:52,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:52,892 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:52,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:52,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:52,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:52,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:52,926 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:53,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:53,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:53,055 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:53,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:53,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:53,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:53,065 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:53,086 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:53,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:53,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:53,212 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:53,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:53,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:53,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:53,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:53,240 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:53,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:53,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:53,369 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:53,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:53,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:53,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:53,379 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:53,399 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:53,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:53,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:53,528 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:53,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:53,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:53,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:53,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:53,558 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:53,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:53,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:53,689 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:53,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:53,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:53,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:53,698 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:53,716 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:53,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:53,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:53,841 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:53,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:53,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:53,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:53,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:53,870 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:53,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:54,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:54,000 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:54,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:54,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:54,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:54,009 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:54,029 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:54,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:54,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:54,157 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:54,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:54,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:54,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:54,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:54,185 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:54,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:54,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:54,312 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:54,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:54,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:54,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:54,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:54,338 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:54,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:54,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:54,464 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:54,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:54,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:54,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:54,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:54,494 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:54,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:54,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:54,620 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:54,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:54,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:54,637 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:54,655 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:54,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:54,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:54,781 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:54,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:54,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:54,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:54,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:54,810 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:54,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:54,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:54,936 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:54,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:54,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:54,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:54,945 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:54,964 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:55,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:55,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:55,093 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:55,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:55,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:55,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:55,103 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:55,152 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:55,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:55,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:55,339 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:55,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:55,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:55,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:55,349 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:55,390 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:55,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:55,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:55,583 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:55,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:55,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:55,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:55,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:55,610 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:55,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:55,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:55,737 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:55,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:55,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:55,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:55,747 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:55,767 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:55,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:55,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:55,895 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:55,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:55,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:55,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:55,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:55,922 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:56,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:56,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:56,049 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:56,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:56,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:56,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:56,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:56,079 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:56,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:56,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:56,206 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:56,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:56,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:56,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:56,215 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:56,234 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:56,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:56,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:56,358 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:56,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:56,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:56,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:56,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:56,388 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:56,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:56,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:56,518 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:56,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:56,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:56,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:56,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:56,566 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:56,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:56,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:56,814 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:56,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:56,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:56,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:56,855 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:56,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:56,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:56,984 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:56,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:56,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:56,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:56,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:57,013 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:57,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:57,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:57,140 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:57,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:57,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:57,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:57,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:57,170 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:57,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:57,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:57,297 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:57,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:57,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:57,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:57,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:57,326 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:57,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:57,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:57,453 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:57,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:57,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:57,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:57,463 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:57,482 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:57,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:57,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:57,609 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:57,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:57,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:57,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:57,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:57,639 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:57,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:57,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:57,764 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:57,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:57,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:57,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:57,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:57,792 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:57,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:57,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:57,915 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:57,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:57,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:57,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:57,930 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:57,949 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:58,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:58,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:58,076 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:58,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:58,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:58,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:58,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:58,104 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:58,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:58,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:58,233 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:58,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:58,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:58,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:58,242 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:58,262 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:58,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:58,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:58,388 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:58,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:58,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:58,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:58,418 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:58,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:58,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:58,551 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:58,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:58,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:58,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:58,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:58,580 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:58,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:58,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:58,707 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:58,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:58,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:58,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:58,716 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:58,735 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:58,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:58,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:58,863 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:58,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:58,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:58,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:58,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:58,893 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:59,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:59,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:59,023 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:59,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:59,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:59,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:59,033 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:59,053 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:59,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:59,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:59,181 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:59,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:59,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:59,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:59,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:59,211 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:59,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:59,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:59,337 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:59,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:59,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:59,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:59,366 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:59,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:59,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:59,495 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:59,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:59,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:59,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:59,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:59,522 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:59,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:59,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:59,649 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:59,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:59,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:59,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:59,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:59,679 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:59,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:59,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:59,806 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:59,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:59,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:59,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:59,815 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:38:59,833 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:38:59,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:38:59,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:38:59,959 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:38:59,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:38:59,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:38:59,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:38:59,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:00,017 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:00,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:00,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:00,144 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:00,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:00,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:00,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:00,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:00,174 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:00,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:00,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:00,334 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:00,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:00,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:00,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:00,344 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:00,387 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:00,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:00,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:00,597 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:00,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:00,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:00,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:00,644 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:00,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:00,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:00,774 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:00,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:00,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:00,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:00,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:00,806 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:00,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:00,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:00,935 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:00,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:00,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:00,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:00,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:00,961 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:01,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:01,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:01,092 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:01,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:01,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:01,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:01,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:01,119 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:01,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:01,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:01,248 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:01,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:01,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:01,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:01,257 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:01,277 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:01,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:01,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:01,404 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:01,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:01,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:01,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:01,434 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:01,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:01,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:01,559 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:01,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:01,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:01,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:01,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:01,587 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:01,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:01,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:01,717 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:01,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:01,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:01,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:01,725 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:01,744 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:01,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:01,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:01,872 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:01,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:01,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:01,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:01,882 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:01,901 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:02,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:02,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:02,028 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:02,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:02,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:02,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:02,037 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:02,057 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:02,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:02,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:02,186 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:02,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:02,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:02,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:02,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:02,214 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:02,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:02,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:02,343 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:02,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:02,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:02,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:02,352 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:02,373 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:02,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:02,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:02,503 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:02,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:02,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:02,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:02,530 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:02,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:02,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:02,663 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:02,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:02,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:02,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:02,671 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:02,690 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:02,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:02,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:02,820 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:02,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:02,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:02,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:02,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:02,849 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:02,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:02,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:02,975 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:02,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:02,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:02,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:02,985 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:03,004 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:03,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:03,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:03,131 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:03,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:03,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:03,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:03,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:03,161 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:03,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:03,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:03,287 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:03,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:03,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:03,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:03,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:03,315 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:03,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:03,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:03,440 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:03,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:03,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:03,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:03,449 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:03,468 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:03,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:03,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:03,596 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:03,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:03,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:03,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:03,606 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:03,625 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:03,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:03,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:03,752 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:03,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:03,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:03,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:03,762 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:03,780 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:03,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:03,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:03,910 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:03,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:03,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:03,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:03,920 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:03,939 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:04,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:04,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:04,066 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:04,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:04,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:04,074 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:04,093 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:04,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:04,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:04,224 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:04,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:04,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:04,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:04,234 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:04,253 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:04,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:04,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:04,381 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:04,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:04,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:04,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:04,391 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:04,410 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:04,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:04,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:04,539 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:04,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:04,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:04,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:04,549 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:04,569 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:04,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:04,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:04,696 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:04,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:04,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:04,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:04,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:04,724 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:04,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:04,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:04,858 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:04,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:04,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:04,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:04,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:04,887 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:05,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:05,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:05,015 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:05,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:05,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:05,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:05,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:05,044 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:05,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:05,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:05,173 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:05,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:05,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:05,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:05,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:05,199 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:05,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:05,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:05,328 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:05,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:05,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:05,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:05,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:05,394 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:05,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:05,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:05,633 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:05,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:05,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:05,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:05,641 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:05,698 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:05,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:05,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:05,864 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:05,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:05,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:05,872 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:05,891 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:06,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:06,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:06,020 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:06,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:06,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:06,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:06,029 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:06,049 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:06,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:06,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:06,178 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:06,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:06,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:06,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:06,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:06,208 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:06,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:06,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:06,337 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:06,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:06,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:06,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:06,346 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:06,366 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:06,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:06,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:06,495 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:06,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:06,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:06,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:06,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:06,525 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:06,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:06,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:06,655 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:06,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:06,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:06,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:06,664 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:06,683 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:06,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:06,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:06,810 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:06,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:06,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:06,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:06,819 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:06,837 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:06,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:06,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:06,967 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:06,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:06,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:06,977 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:06,997 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:07,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:07,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:07,126 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:07,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:07,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:07,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:07,443 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:07,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:07,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:07,576 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:07,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:07,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:07,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:07,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:07,604 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:07,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:07,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:07,732 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:07,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:07,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:07,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:07,740 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:07,759 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:07,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:07,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:07,887 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:07,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:07,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:07,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:07,896 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:07,915 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:08,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:08,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:08,042 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:08,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:08,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:08,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:08,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:08,068 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:08,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:08,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:08,197 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:08,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:08,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:08,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:08,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:08,224 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:08,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:08,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:08,351 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:08,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:08,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:08,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:08,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:08,378 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:08,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:08,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:08,505 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:08,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:08,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:08,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:08,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:08,532 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:08,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:08,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:08,660 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:08,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:08,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:08,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:08,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:08,690 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:08,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:08,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:08,819 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:08,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:08,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:08,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:08,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:08,848 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:08,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:08,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:08,976 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:08,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:08,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:08,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:08,985 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:09,004 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:09,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:09,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:09,132 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:09,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:09,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:09,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:09,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:09,157 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:09,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:09,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:09,284 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:09,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:09,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:09,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:09,314 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:09,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:09,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:09,441 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:09,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:09,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:09,450 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:09,471 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:09,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:09,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:09,606 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:09,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:09,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:09,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:09,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:09,635 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:09,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:09,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:09,763 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:09,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:09,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:09,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:09,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:09,791 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:09,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:09,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:09,916 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:09,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:09,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:09,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:09,925 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:09,944 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:10,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:10,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:10,072 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:10,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:10,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:10,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:10,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:10,104 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:10,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:10,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:10,231 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:10,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:10,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:10,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:10,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:10,261 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:10,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:10,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:10,387 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:10,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:10,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:10,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:10,415 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:10,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:10,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:10,614 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:10,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:10,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:10,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:10,621 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:10,676 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:10,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:10,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:10,828 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:10,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:10,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:10,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:10,837 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:10,857 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:10,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:10,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:10,985 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:10,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:10,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:10,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:11,016 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:11,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:11,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:11,144 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:11,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:11,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:11,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:11,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:11,172 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:11,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:11,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:11,301 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:11,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:11,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:11,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:11,331 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:11,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:11,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:11,457 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:11,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:11,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:11,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:11,498 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:11,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:11,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:11,625 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:11,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:11,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:11,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:11,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:11,654 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:11,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:11,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:11,788 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:11,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:11,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:11,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:11,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:11,817 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:11,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:11,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:11,946 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:11,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:11,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:11,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:11,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:11,972 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:12,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:12,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:12,100 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:12,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:12,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:12,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:12,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:12,129 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:12,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:12,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:12,257 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:12,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:12,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:12,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:12,267 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:12,285 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:12,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:12,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:12,412 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:12,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:12,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:12,422 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:12,442 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:12,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:12,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:12,567 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:12,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:12,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:12,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:12,576 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:12,595 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:12,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:12,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:12,719 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:12,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:12,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:12,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:12,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:12,745 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:12,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:12,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:12,873 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:12,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:12,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:12,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:12,883 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:12,902 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:13,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:13,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:13,032 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:13,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:13,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:13,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:13,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:13,059 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:13,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:13,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:13,186 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:13,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:13,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:13,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:13,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:13,215 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:13,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:13,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:13,343 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:13,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:13,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:13,353 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:13,373 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:13,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:13,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:13,500 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:13,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:13,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:13,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:13,510 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:13,528 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:13,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:13,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:13,657 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:13,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:13,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:13,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:13,668 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:13,690 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:13,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:13,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:13,822 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:13,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:13,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:13,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:13,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:13,850 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:13,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:13,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:13,979 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:13,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:13,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:13,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:14,006 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:14,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:14,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:14,136 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:14,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:14,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:14,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:14,145 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:14,164 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:14,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:14,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:14,291 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:14,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:14,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:14,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:14,301 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:14,320 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:14,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:14,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:14,448 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:14,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:14,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:14,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:14,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:14,477 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:14,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:14,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:14,605 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:14,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:14,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:14,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:14,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:14,635 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:14,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:14,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:14,762 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:14,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:14,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:14,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:14,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:14,791 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:14,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:14,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:14,920 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:14,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:14,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:14,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:14,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:14,948 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:15,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:15,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:15,077 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:15,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:15,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:15,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:15,086 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:15,104 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:15,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:15,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:15,232 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:15,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:15,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:15,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:15,241 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:15,261 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:15,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:15,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:15,382 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:15,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:15,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:15,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:15,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:15,409 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:15,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:15,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:15,536 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:15,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:15,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:15,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:15,545 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:15,564 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:15,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:15,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:15,754 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:15,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:15,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:15,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:15,764 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:15,808 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:15,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:15,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:15,994 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:15,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:15,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:16,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:16,003 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:16,022 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:16,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:16,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:16,148 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:16,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:16,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:16,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:16,158 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:16,178 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:16,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:16,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:16,304 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:16,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:16,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:16,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:16,333 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:16,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:16,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:16,548 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:16,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:16,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:16,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:16,557 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:16,576 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:16,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:16,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:16,705 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:16,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:16,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:16,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:16,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:16,735 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:16,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:16,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:16,861 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:16,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:16,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:16,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:16,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:16,889 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:17,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:17,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:17,018 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:17,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:17,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:17,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:17,027 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:17,046 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:17,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:17,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:17,177 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:17,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:17,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:17,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:17,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:17,203 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:17,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:17,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:17,331 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:17,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:17,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:17,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:17,360 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:17,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:17,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:17,487 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:17,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:17,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:17,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:17,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:17,518 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:17,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:17,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:17,645 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:17,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:17,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:17,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:17,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:17,674 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:17,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:17,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:17,801 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:17,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:17,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:17,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:17,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:17,828 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:17,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:17,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:17,964 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:17,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:17,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:17,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:17,985 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:18,004 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:18,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:18,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:18,143 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:18,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:18,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:18,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:18,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:18,170 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:18,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:18,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:18,296 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:18,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:18,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:18,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:18,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:18,322 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:18,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:18,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:18,453 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:18,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:18,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:18,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:18,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:18,480 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:18,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:18,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:18,606 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:18,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:18,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:18,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:18,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:18,634 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:18,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:18,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:18,761 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:18,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:18,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:18,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:18,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:18,790 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:18,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:18,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:18,918 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:18,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:18,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:18,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:18,927 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:18,947 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:19,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:19,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:19,073 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:19,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:19,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:19,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:19,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:19,101 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:19,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:19,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:19,229 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:19,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:19,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:19,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:19,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:19,338 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:19,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:19,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:19,469 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:19,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:19,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:19,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:19,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:19,497 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:19,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:19,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:19,625 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:19,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:19,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:19,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:19,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:19,709 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:19,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:19,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:19,837 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:19,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:19,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:19,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:19,848 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:19,868 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:19,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:19,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:19,995 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:19,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:19,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:20,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:20,003 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:20,030 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:20,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:20,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:20,157 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:20,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:20,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:20,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:20,166 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:20,185 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:20,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:20,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:20,311 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:20,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:20,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:20,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:20,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:20,339 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:20,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:20,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:20,466 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:20,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:20,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:20,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:20,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:20,494 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:20,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:20,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:20,621 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:20,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:20,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:20,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:20,630 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:20,649 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:20,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:20,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:20,812 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:20,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:20,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:20,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:20,822 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:20,867 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:21,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:21,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:21,045 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:21,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:21,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:21,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:21,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:21,087 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:21,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:21,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:21,215 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:21,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:21,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:21,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:21,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:21,243 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:21,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:21,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:21,368 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:21,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:21,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:21,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:21,375 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:21,395 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:21,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:21,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:21,522 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:21,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:21,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:21,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:21,530 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:21,549 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:21,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:21,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:21,675 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:21,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:21,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:21,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:21,684 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:21,703 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:21,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:21,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:21,829 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:21,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:21,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:21,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:21,840 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:21,859 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:21,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:21,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:21,988 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:21,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:21,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:21,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:21,999 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:22,023 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:22,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:22,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:22,153 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:22,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:22,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:22,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:22,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:22,182 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:22,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:22,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:22,311 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:22,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:22,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:22,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:22,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:22,338 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:22,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:22,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:22,466 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:22,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:22,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:22,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:22,474 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:22,492 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:22,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:22,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:22,619 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:22,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:22,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:22,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:22,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:22,646 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:22,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:22,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:22,774 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:22,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:22,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:22,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:22,784 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:22,804 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:22,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:22,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:22,934 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:22,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:22,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:22,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:22,943 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:22,962 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:23,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:23,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:23,092 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:23,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:23,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:23,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:23,101 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:23,120 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:23,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:23,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:23,248 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:23,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:23,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:23,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:23,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:23,278 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:23,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:23,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:23,404 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:23,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:23,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:23,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:23,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:23,434 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:23,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:23,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:23,562 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:23,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:23,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:23,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:23,571 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:23,590 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:23,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:23,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:23,718 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:23,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:23,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:23,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:23,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:23,745 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:23,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:23,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:23,876 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:23,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:23,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:23,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:23,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:23,906 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:24,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:24,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:24,032 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:24,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:24,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:24,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:24,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:24,061 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:24,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:24,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:24,188 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:24,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:24,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:24,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:24,217 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:24,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:24,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:24,346 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:24,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:24,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:24,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:24,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:24,375 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:24,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:24,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:24,503 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:24,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:24,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:24,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:24,531 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:24,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:24,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:24,656 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:24,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:24,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:24,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:24,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:24,690 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:24,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:24,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:24,817 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:24,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:24,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:24,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:24,827 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:24,847 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:24,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:24,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:24,976 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:24,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:24,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:24,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:24,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:25,004 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:25,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:25,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:25,133 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:25,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:25,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:25,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:25,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:25,162 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:25,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:25,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:25,287 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:25,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:25,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:25,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:25,298 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:25,318 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:25,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:25,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:25,445 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:25,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:25,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:25,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:25,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:25,474 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:25,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:25,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:25,603 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:25,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:25,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:25,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:25,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:25,632 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:25,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:25,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:25,765 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:25,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:25,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:25,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:25,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:25,794 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:25,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:25,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:25,987 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:25,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:25,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:25,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:25,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:26,031 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:26,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:26,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:26,241 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:26,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:26,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:26,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:26,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:26,286 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:26,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:26,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:26,410 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:26,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:26,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:26,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:26,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:26,439 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:26,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:26,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:26,566 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:26,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:26,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:26,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:26,575 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:26,594 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:26,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:26,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:26,720 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:26,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:26,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:26,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:26,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:26,758 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:26,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:26,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:26,886 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:26,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:26,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:26,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:26,896 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:26,915 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:27,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:27,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:27,042 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:27,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:27,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:27,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:27,052 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:27,070 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:27,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:27,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:27,198 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:27,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:27,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:27,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:27,208 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:27,247 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:27,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:27,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:27,391 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:27,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:27,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:27,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:27,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:27,418 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:27,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:27,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:27,546 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:27,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:27,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:27,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:27,556 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:27,575 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:27,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:27,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:27,708 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:27,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:27,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:27,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:27,718 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:27,738 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:27,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:27,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:27,866 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:27,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:27,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:27,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:27,877 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:27,897 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:28,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:28,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:28,024 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:28,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:28,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:28,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:28,035 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:28,055 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:28,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:28,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:28,181 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:28,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:28,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:28,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:28,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:28,211 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:28,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:28,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:28,333 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:28,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:28,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:28,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:28,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:28,361 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:28,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:28,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:28,491 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:28,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:28,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:28,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:28,501 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:28,521 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:28,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:28,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:28,651 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:28,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:28,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:28,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:28,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:28,678 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:28,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:28,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:28,805 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:28,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:28,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:28,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:28,814 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:28,833 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:28,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:28,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:28,962 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:28,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:28,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:28,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:28,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:28,991 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:29,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:29,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:29,121 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:29,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:29,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:29,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:29,130 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:29,149 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:29,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:29,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:29,279 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:29,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:29,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:29,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:29,287 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:29,305 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:29,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:29,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:29,437 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:29,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:29,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:29,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:29,446 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:29,465 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:29,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:29,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:29,589 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:29,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:29,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:29,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:29,597 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:29,617 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:29,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:29,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:29,744 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:29,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:29,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:29,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:29,772 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:29,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:29,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:29,898 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:29,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:29,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:29,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:29,908 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:29,927 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:30,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:30,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:30,056 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:30,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:30,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:30,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:30,087 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:30,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:30,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:30,214 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:30,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:30,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:30,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:30,221 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:30,240 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:30,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:30,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:30,369 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:30,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:30,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:30,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:30,398 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:30,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:30,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:30,526 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:30,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:30,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:30,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:30,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:30,558 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:30,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:30,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:30,686 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:30,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:30,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:30,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:30,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:30,716 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:30,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:30,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:30,844 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:30,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:30,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:30,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:30,855 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:30,874 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:31,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:31,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:31,037 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:31,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:31,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:31,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:31,091 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:31,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:31,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:31,322 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:31,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:31,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:31,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:31,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:31,361 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:31,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:31,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:31,489 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:31,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:31,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:31,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:31,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:31,517 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:31,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:31,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:31,645 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:31,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:31,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:31,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:31,654 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:31,673 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:31,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:31,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:31,802 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:31,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:31,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:31,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:31,811 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:31,829 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:31,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:31,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:31,958 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:31,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:31,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:31,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:31,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:31,987 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:32,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:32,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:32,117 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:32,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:32,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:32,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:32,126 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:32,163 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:32,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:32,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:32,472 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:32,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:32,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:32,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:32,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:32,501 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:32,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:32,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:32,630 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:32,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:32,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:32,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:32,637 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:32,656 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:32,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:32,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:32,783 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:32,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:32,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:32,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:32,793 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:32,812 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:32,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:32,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:32,938 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:32,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:32,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:32,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:32,948 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:32,966 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:33,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:33,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:33,095 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:33,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:33,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:33,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:33,105 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:33,125 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:33,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:33,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:33,258 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:33,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:33,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:33,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:33,268 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:33,286 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:33,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:33,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:33,414 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:33,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:33,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:33,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:33,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:33,443 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:33,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:33,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:33,572 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:33,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:33,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:33,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:33,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:33,601 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:33,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:33,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:33,729 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:33,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:33,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:33,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:33,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:33,758 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:33,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:33,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:33,884 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:33,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:33,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:33,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:33,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:33,914 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:34,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:34,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:34,044 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:34,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:34,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:34,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:34,053 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:34,072 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:34,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:34,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:34,202 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:34,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:34,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:34,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:34,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:34,231 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:34,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:34,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:34,360 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:34,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:34,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:34,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:34,368 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:34,387 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:34,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:34,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:34,514 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:34,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:34,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:34,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:34,524 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:34,544 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:34,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:34,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:34,668 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:34,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:34,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:34,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:34,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:34,697 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:34,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:34,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:34,823 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:34,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:34,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:34,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:34,833 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:34,852 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:34,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:34,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:34,986 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:34,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:34,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:34,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:34,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:35,014 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:35,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:35,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:35,144 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:35,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:35,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:35,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:35,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:35,172 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:35,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:35,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:35,298 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:35,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:35,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:35,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:35,308 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:35,327 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:35,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:35,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:35,453 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:35,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:35,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:35,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:35,461 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:35,480 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:35,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:35,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:35,607 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:35,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:35,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:35,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:35,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:35,632 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:35,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:35,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:35,761 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:35,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:35,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:35,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:35,769 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:35,788 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:35,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:35,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:35,915 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:35,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:35,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:35,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:35,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:35,943 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:36,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:36,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:36,071 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:36,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:36,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:36,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:36,081 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:36,130 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:36,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:36,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:36,351 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:36,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:36,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:36,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:36,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:36,415 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:36,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:36,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:36,589 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:36,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:36,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:36,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:36,597 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:36,617 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:36,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:36,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:36,750 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:36,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:36,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:36,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:36,757 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:36,776 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:36,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:36,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:36,902 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:36,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:36,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:36,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:36,911 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:36,929 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:37,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:37,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:37,054 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:37,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:37,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:37,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:37,062 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:37,081 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:37,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:37,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:37,209 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:37,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:37,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:37,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:37,216 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:37,236 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:37,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:37,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:37,362 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:37,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:37,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:37,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:37,370 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:37,389 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:37,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:37,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:37,516 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:37,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:37,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:37,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:37,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:37,546 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:37,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:37,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:37,672 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:37,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:37,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:37,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:37,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:37,699 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:37,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:37,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:37,828 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:37,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:37,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:37,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:37,837 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:37,856 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:37,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:37,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:37,984 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:37,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:37,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:37,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:37,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:38,015 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:38,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:38,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:38,142 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:38,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:38,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:38,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:38,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:38,172 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:38,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:38,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:38,299 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:38,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:38,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:38,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:38,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:38,327 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:38,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:38,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:38,459 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:38,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:38,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:38,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:38,468 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:38,487 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:38,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:38,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:38,616 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:38,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:38,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:38,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:38,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:38,643 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:38,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:38,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:38,772 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:38,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:38,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:38,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:38,781 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:38,800 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:38,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:38,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:38,927 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:38,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:38,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:38,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:38,936 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:38,956 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:39,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:39,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:39,082 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:39,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:39,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:39,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:39,091 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:39,110 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:39,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:39,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:39,239 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:39,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:39,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:39,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:39,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:39,267 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:39,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:39,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:39,394 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:39,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:39,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:39,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:39,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:39,422 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:39,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:39,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:39,550 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:39,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:39,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:39,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:39,560 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:39,579 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:39,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:39,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:39,707 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:39,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:39,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:39,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:39,715 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:39,735 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:39,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:39,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:39,870 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:39,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:39,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:39,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:39,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:39,902 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:40,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:40,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:40,035 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:40,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:40,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:40,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:40,045 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:40,065 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:40,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:40,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:40,197 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:40,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:40,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:40,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:40,206 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:40,227 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:40,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:40,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:40,358 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:40,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:40,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:40,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:40,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:40,407 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:40,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:40,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:40,538 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:40,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:40,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:40,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:40,548 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:40,568 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:40,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:40,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:40,703 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:40,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:40,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:40,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:40,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:40,731 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:40,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:40,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:40,865 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:40,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:40,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:40,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:40,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:40,900 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:41,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:41,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:41,033 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:41,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:41,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:41,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:41,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:41,062 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:41,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:41,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:41,197 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:41,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:41,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:41,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:41,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:41,251 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:41,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:41,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:41,461 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:41,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:41,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:41,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:41,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:41,515 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:41,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:41,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:41,677 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:41,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:41,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:41,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:41,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:41,706 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:41,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:41,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:41,837 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:41,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:41,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:41,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:41,865 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:41,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:41,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:41,993 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:41,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:41,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:42,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:42,002 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:42,021 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:42,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:42,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:42,148 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:42,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:42,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:42,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:42,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:42,176 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:42,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:42,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:42,305 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:42,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:42,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:42,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:42,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:42,335 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:42,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:42,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:42,463 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:42,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:42,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:42,473 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:42,493 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:42,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:42,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:42,620 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:42,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:42,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:42,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:42,630 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:42,669 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:42,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:42,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:42,798 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:42,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:42,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:42,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:42,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:42,826 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:42,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:42,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:42,954 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:42,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:42,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:42,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:42,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:42,983 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:43,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:43,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:43,109 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:43,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:43,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:43,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:43,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:43,140 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:43,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:43,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:43,268 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:43,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:43,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:43,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:43,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:43,296 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:43,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:43,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:43,425 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:43,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:43,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:43,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:43,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:43,453 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:43,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:43,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:43,581 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:43,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:43,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:43,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:43,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:43,611 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:43,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:43,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:43,739 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:43,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:43,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:43,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:43,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:43,765 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:43,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:43,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:43,895 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:43,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:43,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:43,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:43,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:43,922 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:44,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:44,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:44,049 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:44,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:44,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:44,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:44,058 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:44,079 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:44,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:44,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:44,205 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:44,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:44,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:44,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:44,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:44,233 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:44,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:44,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:44,358 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:44,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:44,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:44,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:44,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:44,411 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:44,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:44,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:44,570 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:44,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:44,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:44,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:44,579 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:44,598 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:44,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:44,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:44,725 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:44,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:44,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:44,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:44,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:44,754 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:44,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:44,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:44,884 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:44,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:44,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:44,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:44,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:44,913 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:45,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:45,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:45,041 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:45,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:45,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:45,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:45,050 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:45,069 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:45,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:45,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:45,201 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:45,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:45,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:45,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:45,209 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:45,228 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:45,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:45,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:45,357 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:45,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:45,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:45,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:45,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:45,385 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:45,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:45,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:45,513 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:45,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:45,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:45,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:45,524 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:45,544 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:45,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:45,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:45,671 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:45,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:45,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:45,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:45,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:45,699 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:45,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:45,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:45,828 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:45,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:45,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:45,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:45,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:45,858 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:45,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:45,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:45,984 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:45,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:45,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:45,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:45,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:46,014 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:46,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:46,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:46,141 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:46,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:46,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:46,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:46,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:46,169 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:46,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:46,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:46,295 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:46,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:46,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:46,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:46,304 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:46,357 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:46,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:46,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:46,584 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:46,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:46,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:46,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:46,592 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:46,623 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:46,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:46,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:46,755 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:46,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:46,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:46,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:46,763 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:46,781 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:46,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:46,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:46,910 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:46,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:46,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:46,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:46,919 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:46,939 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:47,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:47,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:47,071 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:47,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:47,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:47,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:47,079 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:47,098 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:47,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:47,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:47,226 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:47,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:47,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:47,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:47,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:47,256 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:47,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:47,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:47,384 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:47,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:47,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:47,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:47,392 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:47,412 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:47,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:47,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:47,541 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:47,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:47,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:47,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:47,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:47,569 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:47,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:47,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:47,698 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:47,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:47,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:47,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:47,727 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:47,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:47,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:47,857 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:47,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:47,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:47,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:47,865 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:47,884 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:48,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:48,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:48,015 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:48,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:48,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:48,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:48,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:48,042 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:48,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:48,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:48,171 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:48,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:48,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:48,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:48,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:48,199 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:48,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:48,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:48,323 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:48,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:48,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:48,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:48,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:48,351 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:48,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:48,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:48,478 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:48,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:48,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:48,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:48,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:48,506 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:48,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:48,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:48,634 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:48,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:48,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:48,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:48,641 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:48,661 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:48,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:48,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:48,787 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:48,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:48,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:48,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:48,798 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:48,818 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:48,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:48,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:48,945 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:48,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:48,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:48,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:48,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:48,974 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:49,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:49,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:49,105 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:49,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:49,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:49,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:49,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:49,134 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:49,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:49,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:49,261 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:49,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:49,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:49,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:49,270 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:49,290 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:49,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:49,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:49,418 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:49,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:49,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:49,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:49,427 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:49,446 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:49,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:49,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:49,577 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:49,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:49,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:49,587 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:49,606 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:49,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:49,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:49,738 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:49,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:49,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:49,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:49,747 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:49,772 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:49,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:49,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:49,899 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:49,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:49,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:49,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:49,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:49,925 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:50,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:50,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:50,055 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:50,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:50,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:50,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:50,065 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:50,085 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:50,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:50,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:50,211 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:50,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:50,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:50,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:50,218 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:50,237 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:50,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:50,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:50,364 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:50,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:50,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:50,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:50,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:50,390 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:50,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:50,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:50,518 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:50,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:50,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:50,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:50,527 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:50,547 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:50,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:50,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:50,673 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:50,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:50,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:50,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:50,682 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:50,700 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:50,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:50,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:50,828 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:50,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:50,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:50,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:50,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:50,854 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:50,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:50,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:50,984 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:50,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:50,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:50,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:50,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:51,015 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:51,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:51,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:51,142 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:51,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:51,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:51,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:51,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:51,168 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:51,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:51,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:51,293 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:51,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:51,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:51,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:51,303 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:51,322 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:51,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:51,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:51,464 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:51,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:51,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:51,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:51,472 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:51,524 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:51,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:51,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:51,722 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:51,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:51,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:51,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:51,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:51,773 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:51,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:51,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:51,953 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:51,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:51,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:51,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:51,981 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:52,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:52,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:52,109 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:52,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:52,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:52,119 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:52,138 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:52,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:52,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:52,264 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:52,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:52,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:52,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:52,271 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:52,291 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:52,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:52,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:52,418 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:52,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:52,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:52,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:52,425 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:52,446 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:52,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:52,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:52,580 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:52,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:52,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:52,588 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:52,609 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:52,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:52,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:52,737 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:52,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:52,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:52,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:52,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:52,764 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:52,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:52,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:52,890 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:52,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:52,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:52,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:52,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:52,921 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:53,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:53,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:53,047 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:53,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:53,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:53,057 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:53,076 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:53,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:53,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:53,205 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:53,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:53,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:53,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:53,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:53,234 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:53,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:53,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:53,365 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:53,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:53,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:53,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:53,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:53,392 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:53,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:53,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:53,522 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:53,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:53,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:53,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:53,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:53,550 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:53,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:53,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:53,676 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:53,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:53,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:53,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:53,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:53,705 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:53,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:53,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:53,830 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:53,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:53,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:53,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:53,859 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:53,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:53,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:53,992 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:53,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:53,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:54,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:54,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:54,021 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:54,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:54,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:54,149 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:54,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:54,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:54,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:54,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:54,178 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:54,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:54,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:54,305 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:54,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:54,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:54,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:54,314 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:54,333 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:54,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:54,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:54,459 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:54,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:54,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:54,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:54,469 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:54,515 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:54,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:54,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:54,642 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:54,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:54,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:54,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:54,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:54,670 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:54,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:54,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:54,797 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:54,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:54,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:54,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:54,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:54,826 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:54,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:54,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:54,954 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:54,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:54,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:54,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:54,964 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:54,983 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:55,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:55,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:55,113 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:55,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:55,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:55,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:55,121 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:55,141 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:55,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:55,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:55,268 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:55,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:55,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:55,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:55,276 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:55,299 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:55,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:55,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:55,428 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:55,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:55,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:55,437 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:55,456 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:55,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:55,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:55,584 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:55,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:55,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:55,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:55,594 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:55,613 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:55,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:55,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:55,742 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:55,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:55,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:55,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:55,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:55,770 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:55,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:55,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:55,899 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:55,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:55,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:55,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:55,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:55,926 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:56,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:56,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:56,054 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:56,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:56,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:56,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:56,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:56,080 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:56,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:56,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:56,207 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:56,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:56,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:56,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:56,236 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:56,273 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:56,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:56,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:56,400 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:56,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:56,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:56,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:56,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:56,431 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:56,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:56,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:56,567 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:56,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:56,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:56,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:56,577 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:56,626 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:56,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:56,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:56,834 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:56,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:56,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:56,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:56,887 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:57,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:57,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:57,059 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:57,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:57,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:57,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:57,067 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:57,087 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:57,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:57,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:57,213 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:57,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:57,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:57,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:57,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:57,242 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:57,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:57,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:57,368 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:57,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:57,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:57,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:57,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:57,395 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:57,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:57,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:57,523 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:57,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:57,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:57,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:57,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:57,552 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:57,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:57,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:57,680 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:57,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:57,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:57,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:57,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:57,709 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:57,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:57,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:57,838 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:57,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:57,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:57,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:57,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:57,865 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:57,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:57,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:57,994 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:57,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:57,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:58,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:58,003 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:58,022 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:58,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:58,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:58,152 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:58,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:58,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:58,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:58,162 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:58,181 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:58,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:58,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:58,310 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:58,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:58,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:58,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:58,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:58,338 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:58,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:58,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:58,467 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:58,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:58,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:58,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:58,476 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:58,495 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:58,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:58,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:58,623 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:58,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:58,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:58,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:58,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:58,650 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:58,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:58,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:58,777 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:58,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:58,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:58,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:58,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:58,807 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:58,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:58,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:58,934 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:58,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:58,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:58,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:58,944 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:58,963 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:59,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:59,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:59,091 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:59,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:59,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:59,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:59,100 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:59,118 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:59,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:59,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:59,246 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:59,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:59,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:59,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:59,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:59,273 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:59,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:59,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:59,398 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:59,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:59,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:59,405 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:59,425 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:59,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:59,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:59,556 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:59,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:59,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:59,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:59,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:59,584 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:59,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:59,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:59,712 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:59,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:59,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:59,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:59,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:59,740 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:39:59,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:39:59,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:39:59,868 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:39:59,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:39:59,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:39:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:39:59,877 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:39:59,896 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:00,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:00,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:00,023 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:00,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:00,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:00,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:00,030 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:00,048 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:00,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:00,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:00,174 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:00,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:00,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:00,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:00,189 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:00,209 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:00,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:00,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:00,338 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:00,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:00,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:00,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:00,347 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:00,367 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:00,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:00,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:00,494 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:00,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:00,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:00,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:00,511 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:00,534 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:00,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:00,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:00,661 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:00,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:00,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:00,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:00,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:00,690 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:00,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:00,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:00,821 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:00,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:00,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:00,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:00,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:00,855 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:00,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:00,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:00,982 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:00,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:00,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:00,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:00,991 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:01,010 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:01,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:01,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:01,138 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:01,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:01,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:01,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:01,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:01,166 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:01,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:01,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:01,291 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:01,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:01,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:01,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:01,300 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:01,319 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:01,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:01,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:01,445 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:01,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:01,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:01,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:01,456 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:01,476 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:01,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:01,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:01,604 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:01,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:01,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:01,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:01,614 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:01,633 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:01,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:01,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:01,804 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:01,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:01,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:01,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:01,812 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:01,861 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:02,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:02,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:02,068 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:02,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:02,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:02,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:02,076 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:02,111 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:02,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:02,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:02,240 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:02,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:02,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:02,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:02,248 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:02,270 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:02,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:02,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:02,395 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:02,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:02,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:02,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:02,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:02,421 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:02,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:02,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:02,549 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:02,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:02,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:02,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:02,557 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:02,574 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:02,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:02,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:02,701 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:02,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:02,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:02,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:02,711 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:02,732 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:02,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:02,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:02,857 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:02,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:02,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:02,866 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:02,885 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:03,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:03,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:03,013 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:03,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:03,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:03,020 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:03,040 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:03,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:03,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:03,168 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:03,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:03,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:03,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:03,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:03,197 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:03,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:03,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:03,324 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:03,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:03,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:03,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:03,333 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:03,352 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:03,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:03,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:03,480 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:03,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:03,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:03,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:03,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:03,507 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:03,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:03,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:03,637 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:03,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:03,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:03,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:03,646 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:03,667 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:03,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:03,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:03,793 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:03,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:03,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:03,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:03,824 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:03,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:03,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:03,951 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:03,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:03,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:03,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:03,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:03,976 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:04,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:04,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:04,105 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:04,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:04,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:04,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:04,114 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:04,133 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:04,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:04,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:04,259 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:04,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:04,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:04,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:04,283 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:04,304 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:04,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:04,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:04,433 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:04,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:04,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:04,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:04,442 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:04,462 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:04,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:04,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:04,590 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:04,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:04,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:04,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:04,600 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:04,620 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:04,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:04,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:04,745 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:04,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:04,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:04,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:04,754 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:04,774 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:04,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:04,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:04,906 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:04,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:04,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:04,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:04,914 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:04,932 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:05,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:05,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:05,059 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:05,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:05,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:05,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:05,068 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:05,088 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:05,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:05,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:05,213 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:05,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:05,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:05,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:05,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:05,241 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:05,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:05,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:05,369 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:05,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:05,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:05,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:05,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:05,396 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:05,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:05,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:05,520 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:05,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:05,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:05,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:05,528 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:05,547 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:05,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:05,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:05,673 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:05,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:05,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:05,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:05,696 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:05,723 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:05,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:05,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:05,854 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:05,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:05,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:05,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:05,863 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:05,883 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:06,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:06,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:06,009 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:06,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:06,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:06,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:06,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:06,040 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:06,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:06,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:06,165 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:06,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:06,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:06,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:06,175 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:06,195 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:06,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:06,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:06,323 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:06,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:06,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:06,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:06,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:06,350 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:06,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:06,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:06,479 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:06,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:06,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:06,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:06,486 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 11:40:06,506 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 11:40:06,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-28 11:40:06,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-09-28 11:40:06,635 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-09-28 11:40:06,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-28 11:40:06,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-28 11:40:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 11:40:06,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2018-09-28 11:40:06,657 INFO L177 TraceCheckSpWp]: Timeout while computing interpolants [2018-09-28 11:40:06,657 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck. Reason: Timeout or Toolchain cancelled by user [2018-09-28 11:40:06,659 INFO L168 Benchmark]: Toolchain (without parser) took 247497.11 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -300.4 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 434.2 MB). Peak memory consumption was 133.8 MB. Max. memory is 7.1 GB. [2018-09-28 11:40:06,661 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:40:06,661 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.99 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:40:06,662 INFO L168 Benchmark]: Boogie Preprocessor took 20.17 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-28 11:40:06,662 INFO L168 Benchmark]: RCFGBuilder took 314.98 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-28 11:40:06,662 INFO L168 Benchmark]: CodeCheck took 247116.01 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -300.4 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 413.1 MB). Peak memory consumption was 112.7 MB. Max. memory is 7.1 GB. [2018-09-28 11:40:06,664 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 TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 2 quantified variables from 4 xjuncts. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 39.99 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.17 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 314.98 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 247116.01 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -300.4 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 413.1 MB). Peak memory consumption was 112.7 MB. 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/gauss_sum.i_3.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-28_11-40-06-673.csv Completed graceful shutdown